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Program example
In the above program, change the command in block N201 to:
N201 M41 M03 S100 P10
^^ ^^^
That is, the M and S commands designated for both turrets must be the same.
[Related Specifications]
2-saddle specification
1715 Spindle speed over
Eeoelale3143 The rotation speed of the spindle motor is higher than the commanded speed.
[Object]
System
[Probable Fault Cause]
Pulse generator PG
Spindle motor
FCP board
Error in the maximum spindle speed specified by G50 (If the designated spindle speed exceeds the maximum spindle speed specified by G50, it is clamped to the maximum spindle speed specified by G50.)
Spindle gear shift (motor coil low/high range switching) M40 through M44.
1716 M03/M04 changeover
Eeoelale3144 Spindle reverse rotation command M04 was designated while the spindle was rotating forward, or spindle forward rotation command M03 was designated while the spindle was rotating in reverse.
[Object]
System
[Code]
1-> Spindle reverse rotation command M04 was designated while the spindle was rotating forward, or spindle forward rotation command M03 was designated while the spindle was rotating in reverse.
[Probable Fault Cause]
Program error
Program example:
:
M03
M04
:
(Direct changeover from M03 to M04)
[Measures to Take]
Stop the spindle rotation with an M05 command before changing over from M03 to M04. Also stop the spindle rotation with an M05 command before changing over from M04 to M03.
1717 Spindle low/high range changeover command
Eeoelale3145 In spindle gear shift for a VAC winding changeover type spindle motor, G40, G43, or G44 command was used.
[Object]
System
[Code]
Hexadecimal of the designated M code
[Probable Fault Cause]
Program error
Program example:
:
LC37-003 P-106
Chapter 4 Alarm A
M43 M03 S1000
:
[Measures to Take]
Check the part program
:
M42 M03 S1000
:
[Related Specifications]
Spindle winding changeover type motor specification
1718 Tow-along tailstock connection
Eeoelale3146 A tow-along tailstock connection command was issued in the Y-axis control mode.
1719 Spindle gear range
Eeoelale3147 During spindle rotation, the spindle gear range designated by the spindle speed command does not match the feedback signal from the limit switch.
[Code]
1-> During spindle rotation, the gear range designated by the speed command does not match the feedback signal from the limit switch.
[Probable Fault Cause]
Limit switch setting error.
1720 Spindle gear range command
Eeoelale3148 Spindle gear range select commands M40 through M44 (M242 through M241) are not applicable to the designated machine, or a gear shift command was used while the spindle was rotating (from M31 to M40
- M44 or from M40 - M44 to M31). (M31 … Super low speed range (optional))
[Object]
System
[Code]
Gear shift command
[Probable Fault Cause]
Operation error
Operation example:
This alarm occurs when an M43 and/or M44 command is used on a machine with only two gear ranges.
1721 Spindle gear neutral
Eeoelale3149 A spindle rotation command (M03 or M04) was used while the spindle gear was in neutral position.
[Object]
System
[Code]
1-> A spindle rotation command was used while the spindle gear was in neutral position.
[Probable Fault Cause]
Operation error
[Measures to Take]
Select a non-neutral range with a command other than M40, then start spindle rotation with an M03 or M04 command.
1722 Spindle orientation gear neutral
Eeoelale3150 A spindle orientation command (M19) was used while the spindle gear was in neutral position.
[Probable Fault Cause]
Program
Operation error
Program example:
A gear range select command was not designated before the spindle orientation command, or neutral position was designated before the spindle orientation command.
LC37-003 P-107
Chapter 4 Alarm A
Operation example:
An M19 command was executed in MDI mode while the spindle gear was in neutral position.
1723 Spindle interference distance
Eeoelale3151
1) The distance between the ZA-axis and ZB-axis entered a state smaller than the value in optional parameter (long word) No. 53, relating to the new LT specification control.
2) The ZB-axis moved to a position smaller than the value set in NC optional parameter (long word) No. 56, violating the condition that the XA-axis and XB-axis cannot simultaneously exceed the positive variable limit relating to the new LT control.
3) For spindlehead interlock specifications, the Z-axis moved to a position smaller than the value set in NC optional parameter (long word) No. 56, violating the condition that the X-axis cannot exceed the positive variable limit.
[Code]
1-> Indicates condition 1) above
2-> Indicates condition 2) above
3-> Indicates condition 3) above
[Probable Fault Cause]
Setting error in NC optional parameter (long word) No. 53, 56, 57.
Operation or program error.
1724 VAC spindle synchronization condition
Eeoelale3152
This alarm occurs if any of the following conditions is met when the spindle synchronized control command (M151/M150) is designated.
Assuming that the A-spindle and B-spindle rotate in synchronization:
1) Spindle rotation command for the A-spindle is not active.
2) S command for the A-spindle is not active.
This alarm occurs if any of the following conditions is met when the spindle synchronized control command (M151) is designated:
3) A-spindle chuck is not clamped.
4) B-spindle rotation command is not active.
5) S command for the B-spindle is not active.
6) Constant speed rotation signal of the B-spindle is ON.
7) A-spindle gear is not in neutral.
8) B-spindle gear is not in neutral.
9) C-axis in the A-spindle and B-spindle is not connected.
10) B-spindle is not selected.
11) A-spindle and B-spindle gear ranges do not match during spindle synchronized rotation.
12) When the B-spindle is rotating, the B-spindle speed is not lower than the A-spindle. When the spindle synchronized control OFF command (M150) is designated, the following conditions occur:
13) B-spindle chuck is not clamped.
14) Main spindle is not in lowest speed rotation mode.
15) Main spindle is not in low acceleration mode.
[Object]
System
[Code]
1-> Spindle rotation command for the A-spindle is not active.
2-> S command for the A-spindle is not active.
3-> B-spindle rotation command is not active.
4-> S command for the B-spindle is not active.
6-> A-spindle chuck is not clamped.
7-> B-spindle chuck is not clamped.
8-> A-spindle gear is not in neutral.
9-> B-spindle gear is not in neutral.
A-> C-axis in the A-spindle and B-spindle is not connected.
B-> B-spindle is not selected.
C-> A-spindle and B-spindle gear ranges do not match during spindle synchronized rotation.
D-> When the B-spindle rotates, the B-spindle speed must be lower than the A-spindle.
[Probable Fault Cause]
Program error
Program example:
: :
G13 G141
M40 M110
M151 :
: M151
LC37-003 P-108
Chapter 4 Alarm A
:
[Measures to Take]
Correct the program.
: :
G13 G141
M41< - Change M110
M151 :
: Add -> M109
M151
:
1725 VAC spindle synchronization
Eeoelale3153 On multi-tasking machines (sub-spindle specification machines, FTL, etc.), an A-spindle rotation command, S command, or gear range select command was designated in spindle synchronized rotation mode. Or,
on multi-tasking machines (sub-spindle specification machines, FTL, etc.), a B-spindle gear range select command was designated in spindle synchronized rotation mode (assuming that the A-spindle rotates synchronously with the B-spindle).
[Object]
System
[Code]
1-> An M03, M04, M05, or M19 command was designated.
2-> An S command was designated.
3-> An M40, M41, M42, M43, or M44 command was designated during 1st spindle synchronized rotation control.
4-> An M40, M41, M42, M43, or M44 command was designated during 2nd spindle or sub-spindle synchronized rotation control.
[Probable Fault Cause]
Program error
Program example:
:
G140 :
M151 M151
: :
G141 M41 S1500
M03 M42 S1000
:
[Measures to Take]
:
G140 :
M151 M151
: :
M150 < - Add -> M150
G141 M41 S1500
M03 M42 S1000
:
1726 C-axis command
Eeoelale3154 A C-axis movement command was designated under unacceptable conditions.
[Object]
System
[Code]
1-> C-axis is not connected.
2-> C-axis is not unclamped.
[Probable Fault Cause]
Program error
Operation error
Program example:
N100 M109 C-axis disconnected
N101 G00 X100 C100 C-axis rapid traverse to 100-degree position
Operation example:
A C-axis movement command was designated while the C-axis was not unclamped.
LC37-003 P-109
Chapter 4 Alarm A
1727 C-axis connection command
Eeoelale3155 A C-axis connect/disconnect command (M110, M1090) was designated under illegal conditions.
[Object]
System
[Code]
1-> Spindle is not at zero speed.
2-> Spindle is not stationary.
3-> Spindle is rotating.
4-> C-axis is in clamped state.
5-> C-axis is in interlocked state.
6-> C-axis connection command was issued while controlling another turret.
7-> Spindle is under synchronized control.
8-> Command was designated in lowest speed mode.
9-> The command was designated in the main spindle low acceleration mode.
10-> The M-tool spindle is rotating.
[Probable Cause]
Spindle zero speed input failure.
C-axis signal input failure.
High-speed communication connection signal error: the slave station input signal CFJ should be "1".
Program Example:
N100 M03
N101 M110
Operation Example:
M110 was commanded while the spindle was rotating in MDI mode.
[Measures to Take]
Refer to the alarm code above. If there is no program or operation error, check the related input circuit.
1728 C-axis clamp/unclamp command
Eeoelale3156
The C-axis clamp/unclamp command (M147/M146) was designated while the C-axis was not connected.
The C-axis clamp/unclamp command was issued while controlling another turret.
[Object]
SYSTEM
[Code]
1-> The C-axis clamp/unclamp command was designated while the C-axis was not connected.
2-> The C-axis clamp/unclamp command was issued while controlling another turret.
[Probable Cause]
Program error
Operation error
Program Example:
M109 C-axis disconnect
M147 C-axis clamp
Operation Example:
M146/M147 command was designated in MDI mode while the C-axis was not connected.
1729 C-axis advance
Eeoelale3157 During C-axis connection (M110), 10 seconds after the C-axis advance command was issued, the C-axis retract position confirmation signal is still ON.
[Probable Cause]
During C-axis connection, the C-axis advance command cannot be executed normally due to a mechanical or electrical failure.
C-axis retract position limit switch failure.
[Measures to Take]
Check and adjust mechanical or electrical components related to C-axis advance movement.
Check the C-axis retract position limit switch.
LC37-003 P-110
SECTION 4 ALARM-A
1730 Turret clamp or position
Eeoelale3158
During axis movement, the turret clamp confirmation signal turned OFF (except during manual operation), or the programmed tool number and the actual tool number did not match for more than 1 second.
[Object]
SYSTEM
[Code]
XYY
X:
None-> Programmed tool number and actual tool number do not match
1-> During axis movement, the turret clamp confirmation signal turned OFF
2-> After the turret clamped, the programmed tool number and the actual tool number do not match.
3-> 500 ms after the turret clamp command was issued, the turret is still not clamped.
YY: Designated tool number (hexadecimal)
[Probable Cause]
Turret clamp limit switch, turret index count switch, or wiring failure.
T-axis position encoder offset value error.
[Measures to Take]
[Code] X=None-> Check the input circuit related to the tool number (turret index count switch or wiring).
[Code] X=1, 4, or 5-> Check the turret clamp limit switch or wiring.
[Code] X=2-> Check the input circuit related to the tool number. If the turret overshoots the designated position, adjust the turret indexing solenoid valve.
1731 Turret index control
Eeoelale3159 Turret index controller alarm.
[Object]
SYSTEM
[Code]
X: Alarm issued from the turret index controller.
2-> Unclamp time-over
3-> Acceleration time-over
4-> Rotation time-over
5-> Index overtravel
6-> Rotation direction error
7-> Deceleration time-over
8-> Creep time-over
9-> Clamp error
A-> Position detection error 1
B-> Position detection error 2
D-> Neutral time-over
E-> Communication error
F-> Clamp time-over
[Probable Cause]
Program or keyboard input command error; for example, a T14 command was issued to a 12-station turret.
For codes other than the above, it may be a turret index controller failure, or a mechanical or electrical failure related to the turret indexing operation.
1732 Turret rotation
Eeoelale3160 Turret indexing was attempted when turret rotation conditions were not satisfied.
[Code]
XX
1-> The turret index command was issued while the face tool or OD tool clamp limit switch was OFF.
2-> A T command was issued while the gauging sensor was in the advance position.
4-> On a machine with Y-axis specification, the turret index command was issued while the YS-axis was below the spindle center.
5-> On a machine equipped with NC turret, the simple tow-along tailstock is connected.
LC37-003 P-111
SECTION 4 ALARM-A
8-> The turret index command was issued while the YS-axis position was lower than the spindle center position (machine coordinate system) designated by the system parameter.
12-> On a machine equipped with laser sensor C-axis origin offset function, the turret index command was issued while the laser sensor retract confirmation signal was OFF.
13-> The turret index command was executed when turret indexing conditions were not satisfied due to mounting of an extra-long tool or a touch sensor for measurement.
14-> A turret door-interlocked indexing command was issued while a long boring bar (ML specification) was mounted on turret 1.
[Probable Cause]
1-> When code is 1, when changing the target tool or performing manual tool mounting/dismounting and issuing a turret index command, the proximity switch for confirming that the face tool or OD tool is clamped, or its wiring, is faulty, causing the corresponding cylinder to keep pressing down and resulting in tool breakage.
8-> In Y-axis control mode, a turret index command was issued while the Y-axis position was negative.
12-> A turret index command was issued while the laser sensor was at the advance position, or the laser sensor retract limit switch is faulty.
1733 Tool No. input
Eeoelale3161
The turret tool number was not input as designated.
* The turret tool number input signal differs depending on the machine model, as explained below:
1) LC, LH, LS series
I/O check: No. 28 input bit 0 to bit 7
Corresponding tool numbers are 1 to 8.
I/O check: No. 37 (input) bit 0 to bit 3
Corresponding tool numbers are 9 to 12.
2) LS30N, LH35N, LH55N (indexing with rotary switch), LCS15/25 (indexing position checked with limit switch or proximity switch).
The relationship is shown in Table 1.
Relationship between tool number and input bits
Table 1
I/O check No. 28 input bit 0 to bit 7
T Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
1 0 0 0 0 0 0 1 1
2 0 0 0 0 1 0 0 1
3 0 0 0 0 0 1 0 1
4 0 0 0 1 0 0 0 1
5 0 0 0 1 0 1 1 1
6 0 0 0 1 1 1 0 1
7 0 0 0 0 1 1 1 1
8 0 0 0 1 1 0 1 1
9 0 1 0 1 0 0 1 1
10 0 1 0 0 1 1 0 1
11 0 0 1 0 1 1 0 1
12 0 0 1 1 0 0 1 1
[Object]
SYSTEM
[Code]
XXX: Tool number when the alarm occurred (hexadecimal)
[Probable Cause]
Switches related to the turret
Gap of the proximity switch
Turret wiring
1734 Sub-chuck interlock
Eeoelale3162
Sub-chuck unclamp was attempted while the sub-chuck spindle was rotating.
Or, sub-chuck spindle rotation was attempted while the sub-chuck was unclamped.
[Object]
SYSTEM
[Code]
1-> Sub-chuck unclamp was attempted while the sub-chuck spindle was rotating.
LC37-003 P-112
SECTION 4 ALARM-A
2-> The sub-chuck unclamp/clamp command was issued while the signal indicating that the sub-chuck spindle is at a standstill was not ON.
3-> The sub-chuck unclamp command was issued while the sub-chuck spindle rotation command was active.
4-> The sub-chuck spindle rotation command was issued while the sub-chuck was unclamped.
5-> The sub-chuck unclamp/clamp command was issued while the main spindle and sub-chuck spindle were in synchronous control.
6-> The sub-chuck clamp signal turned OFF while the sub-chuck spindle was rotating.
[Probable Cause]
Program error
Operation error
Program Example:
M13 SB=1000
M249
1735 Sub-chuck clamp
Eeoelale3163 This alarm occurs when the sub-spindle chuck pressure drops during sub-spindle rotation or sub-spindle chuck open/close operation, and I/O check No. 32 (input) bit 5 (i2CPA/) remains OFF for more than 2 seconds.
[Code]
100-> The sub-spindle chuck pressure dropped during sub-spindle rotation or sub-spindle chuck open/close operation.
1736 Sub-chuck index position
Eeoelale3164 In sub-chuck spindle mode, the sub-chuck spindle index command was issued while the sub-chuck spindle was rotating or rotating synchronously with the main spindle, or the M-tool spindle rotation command or spindle/M-tool spindle synchronous rotation command was issued while the sub-chuck spindle was indexed.
[Object]
SYSTEM
[Code]
1-> The sub-chuck spindle is not indexed.
2-> The sub-chuck spindle is indexed.
[Probable Cause]
Turret index command error in the program
Sub-chuck spindle index position parameter setting error
1737 Turret unclamp command M-code illegal
Eeoelale3165 The M203 command cannot be designated in a block containing a G00 command.
[Object]
SYSTEM
[Probable Cause]
Program error
Command error in MDI mode
[Measures to Take]
Program Example
G01X200F10
G00X500Z800M203
G00X220Z300T0202
1738 Turret rotation impossible
Eeoelale3166 The turret index command was issued while the turret manual pulse handle feed mode parameter bit was set to ON.
[Object]
SYSTEM
[Code]
1-> Turret A or Turret B pulse handle mode in M/C user parameter is set to ON.
[Measures to Take]
Set the parameter to OFF.
LC37-003 P-113
SECTION 4 ALARM-A
1739 Chuck clamp
Eeoelale3167 During chuck open/close operation, the ID/OD clamping direction changed, or chuck low pressure state continued for 2 seconds or longer.
[Object]
SYSTEM
[Code]
100-> Chuck low pressure state continued for 2 seconds or longer.
Spindle-1: I/O check No. 24 input bit 4 (iCPA/) is 0. When pneumatic chuck is used: I/O check No. 38 input bit B (iAPA/) is 0.
Spindle-2: I/O check No. 32 input bit 5 (i2CPA/) is 0. When pneumatic chuck is used: I/O check No. 38 input bit F (i2APA/) is 0.
1740 Chuck condition
Eeoelale3168
Chuck open/close command (M83/M84) was issued while the spindle or M-tool spindle was rotating.
Chuck open/close operation was attempted while the external interlock signal was ON (only for loader-equipped machines).
[Object]
SYSTEM
[Code]
1-> No spindle zero speed signal.
2-> Spindle is not in the stationary state (5 rpm or more).
3-> Spindle rotation command is ON.
5-> No M-tool spindle zero speed signal.
6-> M-tool spindle is not in the stationary state.
7-> M-tool spindle rotation command is ON.
A-> C-axis is rotating.
B-> M83 or M84 command was issued while O.D. center chuck was unclasped.
12-> Chuck unclamp was attempted while the lower turret was not at the home position (workpiece load/unload position).
13-> Tailstock or chuck unclamp/clamp command was issued while the spindle was rotating.
14-> Tailstock or chuck clamp command was issued while the tow-along tailstock unit was connected.
15-> Chuck clamp/unclamp command and chuck high/low pressure command were executed simultaneously.
16-> Chuck high/low pressure command was executed while the spindle was rotating.
17-> Chuck unclamp command was issued while the tailstock was at the advance end.
20-> Pneumatic chuck selector switch was turned ON while the hydraulic chuck was not unclamped.
31-> Chuck unclamp/clamp command was issued while the index chuck jaw retract confirmation signal was OFF.
32-> Index chuck jaw retract confirmation signal turned OFF during chuck open/close operation.
33-> With Teikoku combination chuck, close command for another chuck was issued before one chuck opened.
34-> With WOODWORTH combination chuck, workpiece clamp command M83 (chuck advance/chuck close) was issued before the chuck opened.
200-> Chuck pressure check switch did not turn ON within the parameter-set time after chuck close command was issued.
201-> Chuck pressure check switch turned OFF after chuck close.
[Probable Fault Cause]
[Code] 3, 6, 7-> Operation error
[Code] 1, 5-> Spindle drive unit fault.
[Code] 2-> Indicates spindle rotation due to inertia (5 rpm or higher).
[Measures to Take]
[Code] 3, 6, 7-> Unclamp/close chuck after issuing spindle and M-tool spindle stop commands.
[Code] 1, 5-> Check printed circuit boards and connectors of the spindle drive unit.
[Code] 2-> Execute the relevant command after the spindle stops completely.
[Code] 20-> Turn OFF the pneumatic chuck selector switch, press the NC reset button to clear the alarm, issue the hydraulic chuck open command to open the hydraulic chuck, and then turn ON the pneumatic chuck selector switch.
1741 Chuck unclamp
Eeoelale3169 Spindle or M-tool spindle rotation command was issued while the chuck was not clamped, or the chuck clamp signal turned OFF during spindle rotation.
[Object]
SYSTEM
[Code]
LC37-003 P-114
SECTION 4 ALARM A
1-> Spindle rotation command was issued while chuck was unclamped.
2-> Chuck clamp signal turned OFF during spindle rotation.
3-> M-tool spindle rotation command was issued while chuck was unclamped.
4-> Chuck clamp signal turned OFF during M-tool spindle rotation.
7-> Spindle rotation command was issued while tailstock was unclamped.
8-> Spindle chuck unclamped during spindle rotation.
[Probable Fault Cause]
[Code] 1, 3-> Operation error
[Code] 2, 4-> Defective limit switch or improperly adjusted limit switch dog position.
[Measures to Take]
[Code] 1, 3: Issue spindle rotation command and M-tool spindle rotation command after the chuck is clamped.
[Code] 2, 4: Replace limit switch, or adjust the limit switch dog position.
1742 Chuck interlock release condition
Eeoelale3170 M185 command (main spindle chuck open/close interlock release command) or M247 command (sub-spindle or auxiliary chuck open/close interlock release command) was issued while the door was not closed.
[Object]
SYSTEM
[Code]
7-> G138 command was issued while auxiliary chuck was open.
1743 Index chuck
Eeoelale3171 Index completion signal was not sent from the limit switch of the index chuck. Or, the signal indicating that indexing is complete and the spindle is stationary did not turn ON.
[Code]
1-> During indexing operation, no signal was sent from the index completion limit switch of the index chuck.
2-> When spindle zero speed signal was not sent, no signal was sent from the index completion limit switch of the index chuck, either.
3-> When spindle indexing was designated, no signal was sent from the index completion limit switch of the index chuck.
4-> When actual spindle speed was 5 rpm or higher, no signal was sent from the index completion limit switch of the index chuck.
1744 Air chuck
Eeoelale3172 No answerback signal was returned from the pneumatic pressure limit switch.
[Object]
SYSTEM
[Code]
1-> Air pressure did not build up.
2-> Air pressure is too high.
13-> Air chuck open/close was attempted while the SMW switch was OFF.
1745 Chucking defect
Eeoelale3173 Although workpiece is chucked, the pressure switch that detects effective clamping did not activate, or the workpiece is not clamped correctly in the chuck.
[Probable Fault Cause]
Operation error (chucking error)
1746 Chucking miss
[Code] Eeoelale3174
1-> Chuck is clamped, but there is no workpiece.
2-> Spindle rotation command was issued while chuck was clamped but without workpiece. (Spindle indexing)
LC37-003 P-115
SECTION 4 ALARM A
1747 Tailstock quill advance answer
Eeoelale3175 After execution of tailstock advance command M56, the tailstock advance in-position answerback signal was not input within 60 seconds.
[Code]
2-> Tailstock advance in-position answerback signal was not input within 60 seconds after execution of tailstock advance command.
[Probable Fault Cause]
Tailstock in-position limit switch LS fault or improper position
[Measures to Take]
Adjust the position of the tailstock in-position limit switch, or replace this switch.
1748 Tailstock quill advance overtravel
Eeoelale3176 Tailstock exceeded the advance limit position during advance.
[Code]
1-> Advance overtravel confirmation limit switch was tripped during tailstock advance.
[Probable Fault Cause]
Mounted workpiece is shorter than required (operation error).
Because the home position of the tailstock was too far from the workpiece, it struck the overtravel limit switch before contacting the workpiece.
Tailstock advance command was issued when no workpiece was mounted. (Operation error)
[Measures to Take]
Readjust the tailstock position so that it is closer to the workpiece.
Issue the tailstock advance command only after a workpiece is mounted on the chuck.
1749 Tailstock operation condition
Eeoelale3177
Spindle and/or M-tool spindle was not in the stopped state when tailstock advance/retract command (M55/M56) was issued.
Tailstock retract command was issued while spindle was rotating.
Tailstock was not at the designated position when spindle and/or M-tool spindle rotation command was issued.
Designated position:
1) Tailstock in-position position when steadyrest is used.
2) Clamp plate used to secure tailstock advance position is not clamped when steadyrest is used.
3) Tailstock is not at designated retract position when chuck rest is used.
[Object]
SYSTEM or none
[Code]
1-> When M55/M56 command was issued, spindle was not in the stopped state (zero-speed input ON, rotation command M03/M04 invalid, spindle rotation signal OFF), or tailstock was not at the designated position when spindle rotation command (M03/M04) was issued.
2-> Steadyrest was mounted when M55/M56 command was issued.
3-> When M55/M56 command was issued, M-tool spindle was not in the stopped state (zero-speed input ON, rotation command M13/M14 invalid, spindle rotation signal OFF), or tailstock was not at the designated position when spindle rotation command (M03/M04) was issued.
4-> Tailstock was not at the designated position when M55/M56 command was issued.
5-> Tailstock deviated from the designated position while M-tool spindle was rotating.
6-> M code command was issued while dedicated tooling rest was at the retract position.
7-> Spindle rotation was attempted while selector switch was in neutral and tailstock pressure input was OFF.
8-> On machine with touch setter, tailstock advance command (M56) was issued while touch setter arm was not at retract position.
9-> M56 command was issued when programmable tailstock was used.
13-> Tailstock advance/retract command was issued while tailstock chuck was clamped.
14-> Tailstock advance/retract command was issued while tailstock chuck control switch was OFF, or chuck rest was selected.
15-> Tailstock advance/retract command was issued while simple carriage release confirmation signal was OFF.
18-> Spindle rotation command was issued while tailstock was neither at designated position nor at retract position.
19-> Tailstock chuck unclamp/clamp command was issued while tailstock was neither at designated position nor at retract position.
LC37-003 P-116
SECTION 4 ALARM A
20-> Tailstock chuck unclamp/clamp command was issued while chuck was not unclamped.
21-> Tailstock chuck unclamp/clamp command was issued while work rest was not at upper limit position.
22-> Tailstock was already at the front end position when chuck unclamped.
23-> M55/M56 command was issued while tailstock was not at the position required by simple carriage specifications.
24-> In simple carriage with tailstock auto unclamp/clamp mechanism, tailstock advance/retract command was issued while tailstock was not clamped. * Interlocks for codes 1, 3, and 8 can be released by M157 command.
[Probable Fault Cause]
Defective zero-speed input for spindle and M-tool spindle.
Program error
Operation error
Program example:
N100 M03 S500
N101 M55
Operation example:
Spindle rotation was attempted while tailstock with chuck rest was at the front end.
[Measures to Take]
Verify that there are no errors in program or operation.
Check the zero-speed signal input circuit.
[Related Specifications]
Tailstock advance/retract command by M code
1750 Tailstock interference
Eeoelale3178 Tow-along auto steadyrest and tailstock interfered with each other, or G152 (programmed tailstock travel) command was designated while tow-along auto steadyrest was connected to the saddle.
[Code]
1-> Interference occurred between the tow-along steady rest and the tailstock.
2-> G152 (programmable tailstock travel) was commanded while the tow-along steady rest was connected to the saddle.
[Probable Cause]
Program error
Operation error
Program example:
:
M79 Steady rest unclamp
G152 Z100
:
1751 Tow-along tailstock condition
Eeoelale3179
An M188 (tailstock disconnect), M189 (tailstock connect), or G152 (tailstock call) command was issued while the spindle was not at zero speed or not in the stopped state.
An M188, M189, or G152 command was issued while the spindle rotation command was active.
An M188, M189, or G152 command was issued while the steady rest was not selected.
An M188, M189, or G152 command was issued while the tailstock was not retracted or the turret was not at the positive travel end limit position.
[Code]
1-> An M188, M189, or G152 command was issued while the spindle was not at zero speed.
2-> An M188, M189, or G152 command was issued while the spindle was not in the stopped state.
3-> An M188, M189, or G152 command was issued while the spindle rotation command was active.
4-> An M188, M189, or G152 command was issued while the steady rest was not selected.
5-> An M188, M189, or G152 command was issued while the tailstock was not retracted.
6-> An M188, M189, or G152 command was issued while the turret was not at the positive travel end limit position.
7-> An M188, M189, or G152 command was issued when both tailstock retract and tailstock connect signals were ON or both were OFF.
8-> The spindle was not in the stopped state when the tailstock connect (ON) key was pressed.
9-> The XA-axis was not at the positive travel end limit position when the tailstock connect (ON) key was pressed.
10-> The tailstock was not at the retract position when the tailstock connect (ON) key was pressed.
11-> The tailstock was not unclamped when the tailstock connect (ON) key was pressed.
12-> An M189 command was issued when the tailstock chuck was not unclamped.
LC37-003 P-117
SECTION 4 ALARM-A
13-> During connection of the tow-along tailstock or simple tow-along tailstock, the tailstock chuck was already clamped. Or, while the tailstock chuck was clamping, the confirmation signal for simple tow-along tailstock retract turned
OFF.
14-> A tailstock chuck clamp command was issued after the tailstock retract confirmation signal turned OFF.
15-> An M189 command was issued when the tailstock was at a position from which return is not possible.
16-> The NC tailstock was unclamped when a G02, G03, G30, G31, G32, G33, G34, or G35 command was issued.
17-> The NC tailstock was unclamped during axis travel other than W- and Z-axes.
18-> With NC tailstock specifications, W-axis movement was executed under any of the following conditions:
Not at the positive travel limit of the XA-axis
Not at the tailstock retract position
Tailstock not clamped
Main spindle not stopped
[Probable Cause]
Operation error
[Related Specifications]
Programmable tailstock
1752 Tow-along tailstock clamp/unclamp
Eeoelale3180
Neither the connect ON signal nor the connect OFF signal was output within 3 seconds.
Both the connect ON signal and the connect OFF signal were output after 3 seconds.
The connect ON signal was output while not at the X-axis travel limit position or the tailstock retract position.
[Code]
None-> Neither the connect ON signal nor the connect OFF signal was output within 3 seconds.
3-> Both the connect ON signal and the connect OFF signal were output after 3 seconds.
4-> The connect ON signal was output while not at the X-axis travel limit position.
5-> The connect ON signal was output while not at the tailstock retract position.
6-> On machines with simple tow-along tailstock with automatic tailstock clamp/unclamp mechanism, the tailstock clamp signal did not turn OFF within 1 second in automatic or MDI operation mode.
[Probable Cause]
[Code] None-> Defective or improperly positioned connect ON signal switch or connect OFF signal switch.
[Code] 3-> Defective or improperly positioned connect ON signal switch or connect OFF signal switch.
[Code] 4-> X-axis is not at the travel limit position.
[Code] 5-> Tailstock is not at the retract position, or the retract position switch is defective.
[Code] 6-> Tailstock is not clamped.
[Measures to Take]
[Code] None-> Check or adjust the connect ON/OFF limit switches.
[Code] 3-> Check or adjust the connect ON/OFF limit switches.
[Code] 4-> Move the X-axis to the travel limit position.
[Code] 5-> Retract the tailstock; check the retract limit switch.
[Code] 6-> Clamp the tailstock in manual operation mode.
[Related Specifications]
Programmable tailstock
1753 Parts catcher interlock
Eeoelale3181 An attempt was made to advance or retract the parts catcher while the parts catcher interlock was active.
[Code]
0-> The parts catcher advance command was commanded when the Z-axis was not at the positive travel limit. Or an axis travel command was commanded when the parts catcher was at the advance position.
1-> The parts catcher advance command was commanded when the door was not closed.
2-> The parts catcher advance or retract command was commanded when the touch setter was not at the retract limit.
3-> The parts catcher advance or retract command was commanded when the door was not closed.
4-> The parts catcher advance or retract command was commanded when the ZB-axis was not at the positive travel limit. The ZB-axis travel command was commanded when the parts catcher was not at the retract limit. Or when
the Z-axis was moving, the parts catcher was positioned outside the retract limit.
LC37-003 P-118
SECTION 4 ALARM-A
5-> The parts catcher retract command was commanded when the parts catcher was not at the swivel arm upper rotation limit position or when the parts catcher was lowering.
6-> The parts catcher rotate up or down command was commanded when the parts catcher was not at the advance limit position or when the parts catcher was retracting.
7-> A command to move the parts catcher to the part receiving position or the retract position was commanded when the parts catcher was not at the advance limit position or when the parts catcher was raising.
8-> The parts catcher forward or reverse rotation command was commanded when the parts catcher was not at the advance limit position or when the parts catcher was retracting.
9-> The parts catcher forward or reverse rotation command was commanded when the parts catcher guide shaft was not at the retract limit position or when the parts catcher was advancing.
10-> The parts catcher arm retract command was commanded when the parts catcher was not at the forward rotation limit position or when the parts catcher was advancing.
11-> The parts catcher guide shaft advance command was commanded when the parts catcher was not at the reverse rotation limit position or when the parts catcher was advancing.
12-> The parts catcher advance or retract command was executed while the connection was broken at the XA/ZA positive travel limit positions. Or, an axis travel command was executed while the parts catcher was advanced.
13-> The parts catcher advance or retract command was executed while the spindle was not in the stopped state. Or, the spindle rotation command was executed while the parts catcher was advanced.
14-> The parts catcher raise or lower command was executed at a position other than the XA/ZA soft limits. Or, an axis travel command was executed while the parts catcher was lowering.
15-> The parts catcher raise or lower command was executed while the spindle was not in the stopped state. Or, the spindle rotation command was executed while the parts catcher was lowering.
16-> The door open/close command was executed even though the part drop confirmation input was not turned on by automatic operation.
17-> The parts catcher raise command was executed even though the part drop confirmation input was not turned on by automatic operation.
18-> The door open/close command was executed when the parts catcher was not raised.
<Parts catcher for sub-spindle with 2-saddle specifications, parts catcher swivel slide specifications, LT + sub-spindle specifications>
21-> The parts catcher advance or retract command was commanded when the XB-axis was not at the positive travel limit.
22-> The parts catcher advance or retract command was commanded when the ZB-axis was not at the workpiece clamping position. (Parameter Long Word No. 1)
23-> The parts catcher advance or retract command was commanded when the W-axis was not within the operation-permitted range. (Parameter Long Word No. 2)
24-> The parts catcher advance or retract command was commanded while the sub-spindle was rotating. Or, the sub-spindle rotation command was executed
when the parts catcher was not at the retract end.
25-> The parts catcher advance or retract command was commanded when the door was not closed. However, for 'LT specifications + sub-spindle specifications', the parts catcher advance/retract command was executed
when the right-side door was not closed.
26-> A command to move the XB- or ZB-axis was commanded when the parts catcher was not at the retract limit position. Or, when the XB- or ZB-axis was moving, the parts catcher was positioned outside
the retract limit.
27-> When the parts catcher was not at the retract limit, the commanded W-axis movement toward the workpiece clamping position exceeded the workpiece transfer position.
30-> The parts catcher advance/retract command was executed when the Za-axis was on the positive side of the Za-axis operation-permitted position.
31-> The parts catcher advance/retract command was executed when the Zb-axis was on the negative side of the Zb-axis operation-permitted position.
32-> The parts catcher advance/retract command was executed when the Zc-axis was on the positive side of the Zc-axis operation-permitted position.
33-> Other than at the parts catcher retract limit, the Za-axis moved to the positive side of the Za-axis operation-permitted position.
34-> Other than at the parts catcher retract limit, the Zb-axis moved to the negative side of the Zb-axis operation-permitted position.
35-> Other than at the parts catcher retract limit, the Zc-axis moved to the positive side of the Zc-axis operation-permitted position.
36-> The parts catcher advance/retract command was executed when the right-spindle touch setter was not at the retract limit.
37-> Other than at the parts catcher retract limit, the right-spindle touch setter was not at the retract limit.
40-> The parts catcher advance/retract command was executed when the ZB-axis was on the positive side of the ZB-axis operation-permitted position. (ZB-axis operation-permitted position: Parameter Long Word No. 4)
41-> The parts catcher advance/retract command was issued when the W-axis was not at the specified W-axis position.
A command was issued to move the W-axis in the negative direction beyond the specified W-axis position when the parts catcher was not at the retract limit. (W-axis position: Parameter Long Word No. 3)
42-> The parts catcher command was executed when not at the touch setter retract end. Or, when the parts catcher was not at the retract end, the touch setter was not at the retract end.
43-> An axis feed command in the positive direction from the ZB-axis operation-permitted position was executed when the parts catcher was not at the retract end.
44-> The XB-axis was fed in the negative direction when the parts catcher was not at the retract end.
[Related Specifications]
LC37-003 P-119
SECTION 4 ALARM-A
Parts catcher
1754 Peripheral device error
Eeoelale3182 An abnormality was detected in the device connected to the machine.
[Probable Cause]
Failure of the device connected to the machine
[Measures to Take]
Repair or replace the device connected to the machine.
[Related Specifications]
Robot/loader interface
1755 Robot in machine
Eeoelale3183 A door close, axis travel, or spindle rotation command was commanded before the robot exited the machine (lathe).
[Target]
System or none
[Code]
Status when the robot has not exited the machine
1-> Door close command was commanded.
2-> Axis travel command was commanded (feed other than manual mode).
3-> Spindle rotation command (including indexing, jog, and spindle orientation) was designated.
4-> Partition door close command was designated.
[Probable Cause]
Program error
[Remedy]
Correct the program.
1756 Loader inside machine
[Probable Cause] Eeoelale3184
Lathe with loader/robot door: Loader at wait position signal was OFF, door close signal was ON, or door close command was executed.
While synchronized peripheral equipment at wait position signal was OFF, spindle rotation, sub-spindle rotation, or milling tool rotation command was issued.
While synchronized peripheral equipment at wait position signal was OFF, feed or turret indexing command was issued; while synchronized peripheral equipment at wait position signal was OFF, top
door close or front door close command was issued.
While loader at wait position signal was OFF, generating machining or spindle rotation command was issued.
[Code]
1-> NC loader: Spindle or sub-spindle rotation command was issued before the NC loader retracted from the lathe.
2-> NC loader: MA/MB rotation command was issued before the NC loader retracted from the lathe, or the MA/MB speed exceeded the limit value.
3-> While the "synchronized peripheral at wait position signal" was OFF, the door close signal turned ON or the door close or top door close command was issued.
NC loader, lathe without top door: Front door open signal turned OFF before the NC loader retracted from the lathe.
NC loader, lathe without top door, in synchronized mode: Before the NC loader retracted from the lathe,
the door close signal turned ON and top door open signal turned OFF.
Door open signal turned OFF before the NC loader retracted from the lathe.
NC loader, lathe with standard top door, not in synchronized mode: Before the NC loader retracted from the lathe, front door open signal was ON and top door close signal was OFF; or
front door close signal was ON and top door open signal was OFF.
NC loader, lathe with non-standard top door, not in synchronized mode: Top door open signal turned OFF before the NC loader retracted from the lathe.
4-> Feed command was issued while the "synchronized peripheral at wait position signal" was OFF, or the "synchronized peripheral at wait position signal" turned OFF during feeding.
5-> While the "loader at wait position signal" was OFF, the door open signal turned OFF. While the "synchronized peripheral at wait position signal" was OFF, a turret indexing command was issued.
During turret indexing, the NC loader entered the lathe.
[Remedy]
Move the loader/robot/peripheral equipment out of the machine.
LC37-003 P-120
SECTION 4 ALARM-A
1757 Loader interlock
Eeoelale3185 A loader move command (M37 to M39) was designated while the loader door interlock was active.
[Code]
1-> Loader move command was designated with the door open.
2-> In automatic mode, loader move command was designated when the loader was not at the longitudinal position.
3-> Loader move command was designated when any of the X-axis, Z-axis, or W-axis was not at the positive travel limit (for sub-spindle specification models).
4-> Loader move command was designated when the spindle and sub-spindle rotation directions differed.
5-> Loader move command was designated when the touch setter was not at the retracted position (for touch setter specification models).
1758 Loader not at retract position
Eeoelale3186 Loader door close command was issued when the loader was not at the retract position; or the front door close confirmation signal turned ON.
[Code]
1-> Loader door close command was issued.
2-> Front door close confirmation signal turned OFF.
3-> While the machine door was closed, the loader retract position signal turned OFF.
When the loader retract position signal turned OFF, the machine door open signal turned OFF.
When the loader retract position signal turned OFF, the machine door close command was issued.
4-> Spindle rotation command was issued while the loader was not at the retract position.
5-> Movement occurred on the X-axis or Z-axis while the loader was not at the retract position.
6-> Touch setter retract confirmation signal turned OFF while the loader was not at the retract position.
7-> Loader door (top door) open confirmation signal turned OFF while the loader was not at the retract position.
8-> Loader door (collision) open confirmation signal turned OFF while the loader was not at the retract position.
[Probable Cause]
The loader retract position signal turned OFF.
[Remedy]
Move the loader to the retract position.
1759 Loader/robot position error
Eeoelale3187
Lathe equipped with auto loader/robot: Door close signal turned ON while the loader wait position confirmation signal was OFF; or while the synchronized peripheral equipment wait position confirmation signal was OFF,
a door close, spindle or sub-spindle rotation, milling tool rotation, axis feed, or turret indexing command was issued.
[Code]
1-> Spindle or sub-spindle rotation or milling tool rotation command was issued while the synchronized peripheral equipment wait position confirmation signal was OFF, or MA/MB speed exceeded the designated value.
2-> MA/MB rotation command was issued while the synchronized peripheral equipment wait position confirmation signal was OFF, or MA/MB speed exceeded the designated value.
3-> Door close signal turned ON while the synchronized peripheral equipment wait position confirmation signal was OFF. Or, door close or top door close command was issued.
Lathe without top door: Front door open signal turned OFF while the synchronized peripheral equipment wait position confirmation signal was OFF.
Lathe with top door, in synchronized operation mode: While the synchronized peripheral equipment wait position confirmation signal was OFF,
the door close signal turned ON and the top door open signal turned OFF.
Lathe equipped with standard top door, in non-synchronized operation mode:
While the synchronized peripheral equipment wait position confirmation signal was OFF, front door open signal was ON and top door close signal was
ON; or front door close signal was ON and top door open signal was OFF.
Lathe equipped with non-standard top door, in non-synchronized operation mode:
Front door open signal turned OFF while the synchronized peripheral equipment wait position confirmation signal was OFF.
4-> Feed command was issued while the synchronized peripheral equipment wait position confirmation signal was OFF; or the synchronized peripheral equipment wait position confirmation signal turned OFF during feeding.
5-> Turret indexing command was issued while the synchronized peripheral equipment wait position confirmation signal was OFF; or the synchronized peripheral equipment wait position confirmation signal turned OFF during turret indexing.
[Remedy]
Move the peripheral equipment to the wait position.
1760 Rotary tool M13/M14 switching
Eeoelale3188
In automatic or MDI mode:
1) Reverse rotation command was designated while the rotary tool spindle was rotating forward.
2) Forward rotation command was designated while the rotary tool spindle was rotating in reverse.
LC37-003 P-121
SECTION 4 ALARM-A
Note: These commands are ignored in manual mode.
[Object]
SYSTEM
[Code]
1
[Probable Cause]
Program error
Incorrect input command in MDI mode
Program example:
N100 M13 Rotary tool spindle forward rotation
N101 M14 Rotary tool spindle reverse rotation
Operation example:
In MDI mode, a tool rotation command in the direction opposite to the current tool rotation direction was designated.
[Remedy]
N100 M13
N101 M12
N102 M14
1761 Rotary tool gear match
Eeoelale3189 During rotary tool spindle rotation, the gear range command did not match the feedback signal from the actual gear range switch.
[Object]
SYSTEM
[Code]
1
[Probable Cause]
Input signal error
I/O check No. 29 input bit 8 (iMA241)—M241
I/O check No. 29 input bit 9 (iMA242)—M242
Misadjusted gear match confirmation limit switch
[Remedy]
Check the related EC input signals.
1762 Rotary tool gear command
Eeoelale3190 This alarm occurs when the rotary tool spindle gear range command does not match the machine specifications.
[Object]
SYSTEM
[Probable Cause]
Program error:
Program example:
A rotary tool spindle speed range change command was designated for a single-speed rotary tool spindle specification.
A rotary tool spindle speed range change command other than M241 or M242 was designated for a 2-speed rotary tool spindle specification.
[Remedy]
For single-speed rotary tool spindle specification: Spindle speed range change command is not allowed.
For 2-speed specification: Only M241 and M242 commands are allowed.
1763 Tool rotation command
Eeoelale3191 A rotary tool spindle rotation command was designated under conditions where rotary tool spindle rotation is not permitted.
[Code]
1-> Rotary tool rotation command was designated when the C-axis was not connected.
2-> Rotary tool rotation command was designated when the ATC tool (rotary tool) was unclamped.
LC37-003 P-122
SECTION 4 ALARM-A
3-> Rotary tool spindle rotation command was executed before the spindle orientation pin was retracted.
Rotary tool spindle orientation command was used on a machine without rotary tool spindle ATC specification. On a machine with rotary tool spindle ATC specification, rotary tool spindle
rotation command was used when a measurement sensor was mounted on the rotary tool spindle station of the turret. On a machine with rotary tool spindle ATC specification, rotary tool
spindle orientation command was used when a measurement sensor was mounted on the rotary tool spindle station of the turret.
4-> Rotary tool spindle rotation command was designated while the spindle was rotating.
5-> Rotary tool spindle rotation command was designated while the turret was not clamped.
[Probable Cause]
Program error
Operation error
Program example:
N100 M109 C-axis disconnect
N101 M13 Rotary tool spindle forward rotation
For machines with ATC specification, turrets where the rotary tool rotation command can be designated are defined; on other turrets, the rotary tool rotation command cannot be executed. When a
measurement sensor is mounted on the rotary tool station of the turret, the rotary tool rotation command cannot be used.
1764 T command during rotary tool rotation
A T command was designated while the rotary tool spindle was rotating.
[Object]
SYSTEM
[Probable Cause]
Program error
Operation error
Program example:
N100 M13
N101 G41
N102 T010101
Operation example:
A turret indexing command was designated while the rotary tool spindle was rotating.
1765 Rotary tool orientation
Eeoelale3193 Rotary tool spindle orientation command was designated when the rotary tool spindle orientation conditions were not satisfied.
[Character-string]
SYSTEM
[Code]
2-> Orientation command was issued while the rotary tool spindle was rotating.
3-> Orientation command was issued while the rotary tool spindle was in gear neutral.
6-> Orientation command was issued while the rotary tool spindle was in flat turning control mode.
[Probable Cause]
Program error
Operation error
1766 Rotary tool speed overflow
Eeoelale3194 The actual speed of the rotary tool exceeded 120% of the specified maximum speed.
[Probable Cause]
Resolver inside the motor
Resolver signal cable
1767 Rotary tool spindle clutch connection error
Eeoelale3195 On machines equipped with the rotary tool spindle "one-point clutch" function, the clutch must be engaged before issuing a rotary tool spindle rotation, spindle orientation, or "flat turning control" command.
test; if no answer signal is received within 20 s, an alarm is generated.
[Code]
LC37-003 P-123
SECTION 4 ALARM-A
1
[Probable Faulty Locations]
M-tool spindle "one-point clutch"
Faulty connection confirmation proximity switch of M-tool spindle
1768 Sub-spindle speed over
Eeoelale3196 An attempt was made to set the sub-spindle speed higher than the maximum speed specified in the program or the maximum allowable speed of the sub-spindle during main spindle and sub-spindle synchronized operation mode.
[Character-string]
Coordinate system used for G140, G141, or G142
[Code]
Maximum allowable speed of the sub-spindle (hexadecimal)
[Probable Faulty Locations]
Program error
Program example:
G141
G50 S1000
G140
M151
M03 S1200
:
[Measures to Take]
Modify the program.
G141
G50 S1000
G140
M151
M03 S1200
:
1769 Sub-spindle orientation command
Eeoelale3197 A sub-spindle orientation command was issued during main spindle and sub-spindle synchronized operation mode.
[Object]
SYSTEM
[Code]
6-> Main spindle and sub-spindle are in synchronized operation mode.
[Probable Faulty Locations]
Program error
Program example:
: :
M151 G141
G141 M03 S100
M19 M19
: :
1770 Door interlock
Eeoelale3198
With the door interlock function ON and the door open, an attempt was made to perform any of the following operations:
Spindle rotation, axis movement, turret indexing, M-tool spindle rotation, peripheral equipment operation, sub-spindle rotation, ceiling door open/close.
Or, with the door interlock function ON, an attempt was made to open the door in any of the above states.
On machines equipped with ATC and door interlock specifications, the front door was opened during ATC operation.
[Character-string]
Coordinate system used for G140, G141, or G142
[Code]
1-> Spindle rotation
2-> M-tool spindle rotation
LC37-003 P-124
SECTION 4 ALARM-A
3-> Axis movement
4-> Turret indexing
5-> Door interlock external input is ON.
6-> Sub-spindle or auxiliary spindle rotation
10-> Ceiling door open/close command was designated while front door was not closed.
11-> Loader door was opened while spindle was rotating.
12-> Loader door was opened while M-tool spindle was rotating.
13-> Loader door was opened while axis was moving.
14-> Loader door was opened while turret was indexing.
15-> Loader door was opened during ATC operation or parts catcher operation.
16-> High-pressure coolant command was issued while door was not closed, or door close confirmation signal turned OFF during high-pressure coolant supply.
17-> In manual or MDI mode, an attempt was made to perform spindle rotation (including spindle orientation, jog, external jog, etc.) while door close confirmation signal was OFF (front door close confirmation
signal: Sub-station 14 (input) strobe 2 bit 1).
18-> In manual or MDI mode, an axis movement command was issued while door close confirmation signal was OFF.
19-> In manual or MDI mode, a turret indexing command was issued while door close confirmation signal was OFF.
20-> In manual or MDI mode, a chuck open/close command was issued while door close confirmation signal was OFF.
21-> In manual or MDI mode, a tailstock advance/retract command was issued while door close confirmation signal was OFF.
22-> In manual or MDI mode, a coolant or additional coolant 1 command was issued while door close confirmation signal was OFF.
23-> In manual or MDI mode, an air blow command was issued while door close confirmation signal was OFF.
25-> Coolant (M08) command was issued (or pushbutton operated) while door close confirmation signal was OFF, or door close confirmation signal turned OFF during execution of coolant (M08) command.
26-> Spindle orientation command was issued while door close confirmation signal was OFF, or door close confirmation signal turned OFF during execution of spindle orientation command.
27-> Spindle jog command was issued while door close confirmation signal was OFF, or door close confirmation signal turned OFF during execution of spindle jog command.
28-> Chuck indexing command was issued while door close confirmation signal was OFF, or door close confirmation signal turned OFF during execution of chuck indexing command.
35-> For CE-marked machines: Full-enclosure command was issued while auto door open/close (safety rubber switch) was OFF.
36-> For CE-marked machines: In full-enclosure state, auto door open/close (safety rubber switch) turned OFF.
37-> On machines with front door auto open/close control function, front door open command was issued while return operation was ON in front door closed state, or while front
door close confirmation signal was OFF.
38-> On machines equipped with door area sensor, door open or door close command was issued while door area sensor was OFF.
39-> On machines equipped with door area sensor, door area sensor turned OFF during door open or door close operation.
41-> This code alarm occurs when main spindle, M-tool spindle, or sub-spindle receives a rotation command exceeding the maximum allowable speed under the following conditions:
1. Door interlock type
2. Interlock release switch ON
3. Not in single block operation mode
42-> In the state of code 41, axis feed was excessive.
50-> Front door was opened during ATC operation.
51-> With door interlock ON and front door open, an attempt was made to perform ATC operation; or with door interlock OFF and front door open, an attempt was made to perform operation other than "one-step advance", "one-step retract", or arbitrary ATC
operation.
52-> When entering auto single block operation mode with door interlock OFF, chuck open/close command was executed while front door was not closed.
53-> When entering auto single block operation mode with door interlock OFF, front door was opened during execution of chuck open/close command.
54-> When entering auto single block operation mode with door interlock OFF, tailstock advance/retract command was executed while front door was not closed.
55-> When entering auto single block operation mode with door interlock OFF, front door was opened during execution of tailstock advance/retract command.
56-> With door interlock OFF and front door open, turret indexing command was executed without entering auto single block operation mode.
57-> With door interlock ON and front door open, chuck unclamp/clamp command was executed.
58-> With door interlock ON, front door was opened during execution of chuck unclamp/clamp command.
59-> With door interlock ON and front door open, tailstock advance/retract command was executed.
60-> With door interlock ON, front door was opened during execution of tailstock advance/retract command.
61-> With door interlock ON and front door open, steadyrest advance/retract command was executed.
62-> With door interlock ON, front door was opened during execution of steadyrest advance/retract command.
63-> With door interlock ON and front door open, steadyrest open/close command was executed.
LC37-003 P-125
SECTION 4 ALARM-A
64-> With door interlock ON, front door was opened during execution of steadyrest open/close command.
65-> In automatic mode, door was not completely closed.
66-> Turret indexing command was issued via "Turret Index" pushbutton on sub-operation panel while front door was not completely closed.
67-> Front door close command was executed while main spindle front small door was not completely closed.
68-> Front door was opened while main spindle front small door was not completely closed.
[Probable Faulty Locations]
Operation error
Door close confirmation limit switch; faulty dog position
[Measures to Take]
Do not open the door while the spindle is rotating or other axes are moving.
Replace the limit switch if damaged. Adjust the dog position.
1771 Door open/close limit switch failure
Eeoelale3199 Front door or ceiling door open/close status limit switch is abnormal.
[Code]
None-> Front door open/close status limit switch failure, for door interlock type S specification.
1-> Ceiling door open/close status limit switch failure, for door interlock type S specification.
3-> Front door open/close status limit switch failure, for mechanical lock type door specification.
[Probable Faulty Locations]
When no code is displayed: Front door open/close status limit switch failure, or improper dog position.
When code is 1: Ceiling door open/close status limit switch failure, or improper dog position.
When code is 3: Open/close status limit switch failure of mechanical lock type door.
[Measures to Take]
Check the limit switch position. Replace the faulty switch.
Replace the door open/close limit switch of the mechanical lock type door.
1772 Door open/close condition
Eeoelale3200 Front door open/close command was issued while ceiling door was open, or ceiling door open/close command was issued while front door was open.
[Code]
1-> Ceiling door open/close command was issued while front door was open.
2-> Front door open/close command was issued while ceiling door was open.
3-> Ceiling door open command was issued while spindle was rotating.
4-> Ceiling door open command was issued while axis was moving.
5-> Ceiling door open command was issued while turret was indexing.
6-> Front door open command was issued while spindle was rotating.
7-> Front door open command was issued while axis was moving.
8-> Front door open command was issued while turret was indexing.
9-> Ceiling door open command was issued while M-tool spindle was rotating.
10-> Front door open command was issued while M-tool spindle was rotating.
1773 Door interlock reset
Eeoelale3201
On CE-marked machines, the magnetic switches in high-accuracy VAC and servo drive unit turn OFF when the door opens, and after the door is closed, the magnetic switches can be turned ON again by pressing the reset switch. When the switch state changes from OFF to ON, an alarm will be generated if the following conditions are not satisfied:
1) Feed axes (including spindle under C-axis control mode) must move at least 500 microns away from the position detected when the magnetic switch was turned OFF.
2) Spindle or M-tool spindle in orientation, synchronized, or contour generation mode must rotate at least 0.36 degrees (equivalent to 500 microns) away from the position detected when the magnetic switch was turned OFF.
[Object]
SYSTEM, AXIS, M-tool spindle
LC37-003 P-126
SECTION 4 ALARM-A
1774 Touch setter
Eeoelale3202
An attempt was made to advance or retract the touch setter (touch setter advance/retract command M117/M118) when touch setter advance/retract conditions were not met, or when a condition preventing continuation occurred during touch setter forward movement.
[Object]
SYSTEM
[Code]
1-> Touch setter advance/retract command was designated when spindle stop request was not met:
– Spindle zero speed signal is ON.
– Spindle stop signal is ON.
– Spindle rotation signal is OFF.
2-> Sensor head advance/retract command was designated when the tailstock was not at the retract position on a machine with steadyrest specifications.
3-> Sensor head advance/retract command was designated when the chuck was not unchucked.
4-> Sensor head advance/retract command was designated when interlocked equipment was not at the retracted position.
5-> Sensor head advance/retract command was designated when the turret was not at the Z-axis travel limit.
6-> Workpiece presence confirmation signal turned ON while the sensor head was advancing.
7-> Sensor head advance/retract command was designated when the tool setter arm was not at the advance limit position.
8-> Sensor head advance/retract command was designated while the robot inside machine confirmation signal was ON (for machines equipped with a robot).
9-> Sensor head advance/retract command was designated while the loader inside machine confirmation signal was ON (for machines equipped with a loader).
10-> Sensor head advance/retract command was designated when the dedicated work rest was not at the retract position.
11-> Sensor head advance/retract command was designated when the temporary rest was not at the bottom end.
12-> Sensor head advance command was designated when the parts catcher was not at the retract position.
13-> Sensor head advance/retract command was designated when the loader was not at the retract position.
14-> Sensor head advance/retract command was designated while the C-axis was rotating.
15-> Sensor head advance/retract command was designated when the sub-spindle chuck was not unchucked.
16-> Sensor head advance/retract command was designated when the sub-spindle was not at the W-axis travel limit position.
17-> Sensor head advance/retract command was designated when the machine door was not closed.
18-> Sensor head advance/retract command was designated while the M-tool spindle was rotating.
19-> Sensor head advance/retract command was designated when the work rest was not at the Z-axis front end, or when the steadyrest was not at the X-axis retract position, or when the tow-along steadyrest was in the touch setter
interference zone.
20-> Sensor head advance/retract command was designated when the "work pusher retract position" input signal was not ON.
21-> Sensor head advance command was designated when the deburring unit was not at the retract position.
22-> Sensor head advance command was designated when the temporary rest was not at the lowest position.
23-> Sensor head advance command was designated when the spindle was not at the fixed angle position.
[Probable Fault Cause]
Parts catcher retract position input signal (I/O input No. 51 bit 9 (iPCBA)) failure
Program error
Program Example:
M03 S5000
M117
Operation error
Operation Example:
Manual turret movement when not at the Z-axis travel limit position.
1775 Touch setter limit
Eeoelale3203
The touch setter arm retract position confirmation signal turned OFF while the spindle, M-tool spindle, or C-axis was rotating, or while the turret was moving or indexing in a mode other than manual mode or manual interrupt mode; or the touch setter arm advance position confirmation signal turned OFF during execution of a touch setter cycle.
[Object]
System
[Code]
1-> Touch setter arm retract position signal turned OFF during spindle rotation.
2-> Touch setter arm retract position signal turned OFF during M-tool spindle rotation.
3-> Touch setter arm retract position signal turned OFF during C-axis rotation.
4-> Touch setter arm retract position signal turned OFF during turret movement.
5-> Touch setter arm retract position signal turned OFF during turret indexing.
6-> Touch setter arm retract position signal turned OFF when the W-axis was not at the positive limit.
LC37-003 P-127
SECTION 4 ALARM A
7-> Touch setter arm retract position signal turned OFF when the spindle chuck was not unchucked.
8-> Touch setter arm retract position signal turned OFF when the sub-spindle chuck was not unchucked.
9-> Touch setter arm retract position signal turned OFF when the door was not closed.
10-> Touch setter arm advance position confirmation signal turned OFF during execution of a touch setter cycle.
11-> Touch setter arm retract position confirmation signal turned OFF while the deburring unit was at the retract position.
[Probable Fault Cause]
Input signal failure detecting touch setter head position (I/O check No. 26 input bit E (iSHRTC) or bit F (iSHADC)).
Program error: M137 was not designated when calling the gauging subprogram.
Program Example:
M117
CALL OTFRD
[Measures]
Check the program again.
If the alarm is unrelated to the gauging cycle, check the EC input signals.
1776 Sensor head advance
Eeoelale3204 Spindle rotation command (M03, M04) or M-tool spindle rotation command (M13, M14) was issued when the A-side sensor head or B-side sensor head was not at the retract position.
[Object]
System
[Code]
1-> Spindle rotation command (M03, M04) was issued.
2-> M-tool spindle rotation command (M13, M14) was issued.
[Probable Fault Cause]
Sensor head position confirmation input signals: I/O check No. 26 input bit E (iSHRTC) – retract limit; I/O check No. 26 input bit F (iSHADC) – advance
limit.
Program error
Program Example:
G13
M117
:
M03 M41 S100
:
M118
:
[Measures]
Correct the program to retract the sensor head to the standby position before designating the spindle rotation command.
G13
M117
:
M118
M03 M41 S100
:
1777 ATC arm position
Eeoelale3205 ATC tool change arm rotation and positioning interferes with the turret.
[Code]
XX
10-> ATC tool change arm rotation and positioning interferes with the turret.
For LB35 II-MATC-Y, LU45-MATC-Y, the turret can index only at A or C of EA.
For LB15 II-MATC-Y, the turret can index only at EAMG or EA standby position.
11-> After control software installation, the input for each rotation position of the tool change arm turned OFF. This alarm may occur upon the first power-on after software installation. After modifying the corresponding
parameters, turn the power OFF and then ON again to cancel this alarm.
LC37-003 P-128
SECTION 4 ALARM A
1778 ATC turret no dummy tool
Eeoelale3206 An axis motion command was designated when no dummy tool was set in the ATC turret.
[Code]
1-> No dummy tool for L-tool and M-tool
2-> No L-tool
3-> No M-tool
[Probable Fault Cause]
Program error
Operation error
[Measures] Set a dummy tool.
This check function is ignored during dry run.
[Related Specifications]
ATC
1779 Manual tool change operation illegal
Eeoelale3207 Manual tool change command (M70) was issued when the turret was not indexed to the tool change position.
[Code]
1-> Tool change command M70 was issued when the turret was not indexed to the tool change position.
2-> Turret was indexed to a position where tool change cannot be performed during execution of the M70 command.
[Probable Fault Cause]
For LB15 II/LB35 II-MATC-Y, LU45-MATC-Y, tool change is permitted only when T1 is indexed to the cutting position and other tool stations are indexed to the ATC position. If the turret is not
indexed to a tool changeable position, this alarm occurs.
1780 ATC manual operation mode disabled
Eeoelale3208 The parameter enabling ATC arbitrary operation is turned ON, but manual operation mode is not selected.
1781 Loader/robot interference
Eeoelale3209 While the robot/loader was inside the machine, the interference detection switch mounted on it turned OFF upon interference with the machine, or the robot/loader "robot in vertical
position" confirmation signal turned OFF.
[Object]
System
[Probable Fault Cause]
Headstock loading/unloading position setting error.
Interference detection switch failure.
Robot in vertical position limit switch failure.
[Measures]
Check the headstock loading/unloading position.
Replace the interference detection switch.
Replace the robot in vertical position limit switch.
1782 Power-on sequence error
[Code] Eeoelale3210
3-> Sequence error during system power-on.
[Probable Fault Cause]
Relay control circuit failure
[Measures]
Replace the emergency stop OFF delay relay or axis control ON relay.
LC37-003 P-129
SECTION 4 ALARM A
1783 Turret unclamp time over
Eeoelale3211 Turret cannot unclamp, or unclamp time is too long.
[Object]
Axis
[Code]
1-> Turret unclamp limit switch does not turn ON.
2-> TA-axis clutch connection limit switch does not turn ON.
[Probable Fault Cause]
Turret unclamp limit switch failure
Hydraulic pressure too low
Hydraulic cylinder or valve failure
1784 Turret clamp time over
Eeoelale3212 Turret cannot clamp, or clamp time is too long.
[Object]
Axis
[Code]
1-> Turret unclamp limit switch does not turn ON.
2-> TA-axis position is incorrect.
[Probable Fault Cause]
Turret clamp limit switch failure
Hydraulic pressure too low
Hydraulic cylinder or valve failure
Position encoder offset data error.
Set positioning data error.
1785 NC parameter data transfer error
Eeoelale3213 Error occurred during NC data transfer.
[Measures]
Turn the power OFF and then ON again.
1786 Coolant unit error
Eeoelale3214
<High-pressure coolant specifications>
High-pressure coolant alarm input signal turned OFF.
<Centralized coolant specifications>
Both upper limit float switch and lower limit float switch signals turned OFF, or coolant alarm signal turned OFF.
[Code]
1-> Both upper limit float switch and lower limit float switch turned OFF.
2-> Coolant alarm signal turned OFF.
1787 Door open/close answerback
Eeoelale3215 There was no answerback signal within the preset time after the door open or door close command was issued (MC SYSTEM PARAMETER No. 2 Turret/Door "DOOR OPEN/CLOSE MONITOR TIMER").
1788 Door cover interlock
Eeoelale3216 When automatic operation mode/MDI operation mode is selected, the side door or rear cover is not closed. Or when spindle rotation is executed in manual operation mode/manual interrupt mode,
The side door or rear cover is not closed.
The gauge block cover inside the machine or cleaning window is not closed.
[Code]
1-> In automatic operation/MDI operation mode, while the gauge block cover inside the machine was not closed, a tool other than the sensor was selected at the cutting position and the
transfer axis movement command was executed.
LC37-003 P-130
SECTION 4 ALARM-A
2-> Spindle rotation command was executed when the door for chuck open/close limit switch adjustment was open. Or, the door for chuck open/close
limit switch adjustment was opened during spindle rotation.
1789 Steady rest interlock
[Probable Fault Cause] Eeoelale3217
One of the conditions for steady rest operation was not satisfied.
[Code]
1-> Steady rest mounted on XB saddle or Turret B: Turret movement command was issued when steady rest open signal was OFF.
2-> Disconnect type steady rest: Turret movement command was issued when steady rest open signal was OFF.
3-> Steady rest command was issued during spindle rotation.
4-> Spindle rotation command was issued when steady rest close signal was OFF. Steady rest close signal turned OFF during spindle rotation. Disconnect type steady rest: Spindle rotation command was issued when steady rest close or steady
rest advance end signal was OFF. Disconnect type steady rest: Steady rest close or steady rest advance end signal turned OFF during spindle rotation.
7-> Steady rest movement command was issued when steady rest switch was set to OFF.
11->XB saddle steady rest: Turret index position free command was issued.
1790 Bar feeder not ready
Eeoelale3218 When linked operation is ON, the "linked device - spindle interlock input" (spindle rotation ready) signal turned OFF during spindle rotation. Or, after spindle rotation command was issued in linked operation mode,
the "linked device - spindle interlock input" (spindle rotation ready) signal turned OFF.
1791 Bar feeder advance/retract command
Eeoelale3219 When bar feeder advance/retract command was issued, chuck status did not match the set status.
[Code]
1-> Bar feeder advance command (M93) was issued when the chuck was not unclamped.
2-> Bar feeder retract command (M92) was issued when the chuck was not unclamped.
3-> Bar feeder advance command (M92) was issued when the chuck was not clamped.
1792 Turret rotation interlock
[Probable Fault Cause] Eeoelale3220
Turret indexing command was issued when any of the turret indexing conditions was not satisfied. Turret indexing command with an illegal indexing range was issued.
[Code]
5-> Turret indexing command with an illegal indexing range was issued.
6-> Turret indexing command with illegal indexing range parameter data was issued.
7-> Turret indexing command was issued when turret was indexing in an illegal indexing range.
1793 Side door interlock
[Code] Eeoelale3221
1-> In automatic operation or MDI operation mode, the side door is not closed.
2-> In manual interrupt mode, one side door is not closed during spindle rotation, or spindle rotation command was executed when the side door was not closed.
3-> Turret indexing command via turret index pushbutton on main operation panel was executed when one side door was not closed.
4-> Spindle rotation or axis movement was executed when one side door was not closed.
5-> Turret indexing command via turret index pushbutton on sub-operation panel was executed when the condition was not door interlock ON and side door closed.
1794 Rear door interlock
[Code] Eeoelale3222
1-> In automatic operation or MDI operation mode, the rear door is not closed.
2-> In manual interrupt mode, one rear door is not closed during spindle rotation, or spindle rotation command was executed when the rear door was not closed.
LC37-003 P-131
SECTION 4 ALARM-A
1795 Side door open/close limit switch failure
[Code] Eeoelale3223
1-> For mechanical lock type side door specification, side door open/close confirmation limit switches failed.
1796 Turret index clutch disengage error
Eeoelale3224 For multi-machining turret with 1 motor specification, turret clutch cannot be disengaged or timed out. Or, M-tool spindle rotation command was commanded when the turret indexing clutch was engaged.
1797 Mode select error
Eeoelale3225
1798 Steady rest clamp error
[Code] Eeoelale3286
1-> After open/close end limit switch turned OFF and close limit switch turned ON, open/close end limit switch turned
ON before steady rest clamp timer timed out. (Steady rest clamp confirmation type)
1800 Lock switch failure
Eeoelale3227
1801 Illegal bar feeder setting position
Eeoelale3228
1802 Safety guard interlock
Eeoelale3287 An operation prohibited when the safety guard is not locked was executed when the safety guard was not locked. (OGL loader with CE-mark specification).
[Code]
X
1-> When the safety guard was not locked, loader start pushbutton on optional loader panel was pressed in loader linked mode.
[Probable Fault Cause]
Operation error
Start enable pushbutton on loader teach pendant is defective.
Limit switch on safety guard is defective.
[Measures to Take]
Check the operation procedure.
Replace the loader teach pendant.
Replace the limit switch on safety guard.
1803 Machine start enable pushbutton error
Eeoelale3288 In loader teach mode, the start enable pushbutton on the machine remained ON for 5 seconds or longer, where the start enable pushbutton on the loader teach pendant is effective and the start enable pushbutton on the machine is
ineffective. (OR robot/OGL loader with CE-mark specification)
[Probable Fault Cause]
Operation error
Start enable pushbutton on the machine is defective.
[Measures to Take]
Check the operation procedure.
Replace the start enable pushbutton on the machine.
OSP-U10L
OSP-U10L Chapter 4 Alarm A-3
SECTION 4 ALARM-A
1441 Safety speed limit
Eeoelale3281 The C-axis feedrate exceeded the limit value during execution of G102 or G103 while spindle target protection was ON.
[Code]
X
1-> The C-axis feedrate exceeded the limit value during execution of G102 or G103.
[Remedy]
Turn OFF spindle target protection.
1460 Thermal deviation abnormal
Eeoelale3338 The temperature rise value exceeded the limit value.
[Character-string]
None
[Code]
XYY
X=0-> The temperature rise value exceeded the limit value.
X=1-> Thermal deviation compensation parameter A is not set.
YY-> Thermal deviation element number, or compensation parameter A block number
[Probable Fault Cause]
1) Detected temperature
2) Thermal deviation compensation parameter
1700 Emergency stop
Eeoelale3128 This alarm occurs when the "EMERGENCY STOP" button is pressed.
[Code]
1
[Probable Fault Cause]
The "EMERGENCY STOP" button was pressed.
[Remedy]
Release the "EMERGENCY STOP" button, then press the "POWER ON" button.
1701 EC overload
Eeoelale3129 An overload breaker in the control cabinet tripped.
(I/O check No. 24 input bit A (iOLA/) = 0)
This alarm occurs when any of the spindle lubrication motor, hydraulic motor, coolant motor, slideway lubrication motor, etc. overheats or detects a fault.
[Code]
1-> The overload relay in the control cabinet tripped.
[Probable Fault Cause]
• Reset the overload relay.
• Check the motor during normal operation.
1702 BDU overload
Eeoelale3130 The overload relay of the drive unit tripped.
[Code]
1
[Probable Fault Cause]
• Axis drive unit overload.
• EC input circuit failure.
[Remedy]
Check slave station 13 input, strobe 1 bit 6.
1703 EC circuit breaker
Eeoelale3131
A circuit breaker in the control cabinet tripped. (I/O check No. 24 input bit 9 (iCBA/) = 0)
LC37-003 P-102
SECTION 4 ALARM-A
This alarm occurs when a control circuit breaker in the control cabinet trips. Check the tripped circuit breaker to locate the cause of the alarm.
[Code]
1-> A control circuit breaker in the control cabinet tripped.
[Probable Fault Cause]
Short circuit in the control circuit power supply
[Remedy]
Turn ON the control circuit breaker after eliminating the external fault.
1704 Transformer overheat
Eeoelale3132
Transformer overheated. (I/O check No. 24 bit B (iCHA/) = 0)
This alarm occurs when the transformer overheats.
[Code]
1-> Transformer overheated.
1705 Hydraulic pressure low
Eeoelale3133 The hydraulic low pressure signal remained ON for 2 seconds or longer.
[Code]
1-> The hydraulic low pressure signal remained ON for 2 seconds or longer.
[Probable Fault Cause]
• Low oil level
• Hydraulic unit motor
• Clogged oil filter.
1706 External
Eeoelale3134 A problem occurred in peripheral equipment.
[Code]
1-> A problem occurred in peripheral equipment.
[Probable Fault Cause]
Peripheral equipment
[Remedy]
First clear the peripheral equipment alarm status, then reset the NC.
1707 Stroke limit over
Eeoelale3135 An axis hit the stroke limit limit switch.
[Code]
None-> An X- or Z-axis command caused the turret to hit the stroke end limit switch.
1-> On a machine with Y-axis specification, the X-axis hit the stroke end limit switch during Y-axis movement.
2-> An M237 home position command (home position is within the stroke limit) caused an axis to hit the stroke end limit switch.
[Probable Fault Cause]
• Operation or programming error.
• Incorrect soft limit setting (positive or negative). (Soft limit is adjusted outside the stroke limit.)
• Check the stroke limit switch (verify whether chips or other foreign matter caused a malfunction).
[Remedy]
• Turn ON the overtravel release switch in the control cabinet, press the RESET button in manual mode, and move the turret within the stroke range using the pulse handle.
• Release the overtravel release switch, turn OFF the overtravel release switch at the home position, and reset the soft limits.
• When using the new LT control specification, move the overtraveled axis back into the stroke in the direction away from the stroke limit switch.
LC37-003 P-103
SECTION 4 ALARM-A
1708 Stroke limit release
Eeoelale3136 This alarm occurs when the stroke limit release switch is turned ON in a mode other than manual mode.
[Code]
1-> Non-manual operation mode.
[Probable Fault Cause]
Operation error
[Remedy]
• Turn ON the stroke limit release switch in manual mode, then press the RESET button to reset the alarm.
• Turn OFF the stroke limit release switch.
1709 XA-axis overload
Eeoelale3137 The overload time of the X-axis load monitor for turret A exceeded the specified value.
[Probable Fault Cause]
• Programming error: feedrate is too high; depth of cut is too large
• Load monitor overload time setting is too short; or overload value setting is too low
• Load monitor overload time setting is too short; or overload value setting is too low
1710 XB-axis overload
Eeoelale3138 The overload time of the X-axis load monitor for turret B exceeded the specified value.
[Probable Fault Cause]
• Programming error: feedrate is too high, depth of cut is too large
• Load monitor overload time setting is too short; or overload value setting is too low
• Load monitor overload time setting is too short; or overload value setting is too low
1711 ZA-axis overload
Eeoelale3139 The overload time of the Z-axis load monitor for turret A exceeded the specified value.
[Probable Fault Cause]
• Programming error: feedrate is too high; depth of cut is too large
• Load monitor overload time setting is too short
• Load monitor overload value setting is too low
1712 ZB-axis overload
Eeoelale3140 The overload time of the Z-axis load monitor for turret B exceeded the specified value.
[Probable Fault Cause]
• Programming error: feedrate is too high, depth of cut is too large
• Load monitor overload time setting is too short
• Load monitor overload value setting is too low
1713 Spindle rotation interlock
Eeoelale3141 A spindle forward/reverse rotation, jog, or orientation command was issued in a mode other than manual mode when spindle safety interlock was active.
[Target]
System
[Code]
2-> Regarding the spindle orientation pin specification, the pin detection confirmation signal turned OFF while the spindle was rotating.
3-> A spindle rotation command (including indexing, orientation, and C-axis function, etc.) was issued while the chuck detection retract confirmation signal was OFF.
10-> A spindle rotation command was issued while the spindle chuck was not clamped, or the spindle chuck unclamp occurred while the spindle was rotating.
LC37-003 P-104
SECTION 4 ALARM-A
11-> A spindle rotation command was issued while the tailstock chuck was not clamped, or the tailstock chuck unclamped while the spindle was rotating.
12-> A spindle rotation command was issued while the tailstock was not at the advance position, or the tailstock moved away from the advance position while the spindle was rotating.
13-> A spindle rotation command was issued while the tailstock was not clamped, or the tailstock chuck unclamped while the spindle was rotating.
14-> A spindle rotation command was issued while the tailstock was connected, or the tailstock was connected while the spindle was rotating.
15-> A spindle rotation command was issued while the AJC was not clamped.
16-> The AJC clamp confirmation signal turned OFF while the spindle was rotating.
17-> A spindle rotation command was issued while the workpiece rest was not at its lower limit.
18-> The workpiece rest lower limit confirmation signal turned OFF while the spindle was rotating.
19-> A main spindle rotation command was executed while the steadyrest was not retracted.
20-> A steadyrest advance command was executed while the main spindle was rotating.
21-> The steadyrest was not at the retract position while the main spindle was rotating.
22-> During main spindle rotation, the C-axis brake pressure detection switch remained OFF for 1 second or longer, or during main spindle rotation, the C-axis brake pressure exceeded the setting value for 1 second or longer.
23-> A main spindle rotation command was executed while the chuck barrier status was abnormal.
24-> The chuck barrier status was abnormal during main spindle rotation.
25-> The main spindle rotated in a low acceleration ON/OFF mode.
26-> A main spindle rotation command was executed in manual mode while the C-axis brake pressure detection switch was not ON, or the pressure detection switch had not turned ON 10 seconds after issuing a main spindle rotation command in M mode.
[Probable Fault Cause]
• Programming or operation error
Program example:
M03, M04, or M19 was commanded while spindle safety interlock was ON.
Operation example:
The spindle manual (JOG) button was pressed in a mode other than manual mode while spindle safety interlock was ON.
[Remedy]
• Close the door.
• When code 11, 12, or 13 occurs, clear the alarm by changing parameters (standard parameters for switching between chuck and steadyrest).
1714 S.M command unsynchronized
Eeoelale3142 In 4-axis simultaneous control mode, the constant surface speed S code or M commands for turrets A and B of a 2-saddle specification do not match.
[Target]
System
[Character-string]: Coordinate system for G140, G141, or G42
[Code]
1-> Constant surface speed codes (G96 and G97) do not match
2-> Turret selection commands (G110 and G111) do not match
3-> S commands do not match
4-> Spindle rotation commands (M03, M04, or M05) do not match
5-> Spindle gear range commands (M40 to M44) do not match
6-> M00 and M01 commands do not match
7-> M19 commands do not match
8-> M110 and M109 commands do not match
9-> M271 and M272 commands differ.
10-> M371 and M372 commands differ.
11-> M142 and M143 commands differ.
[Probable Fault Cause]
M and/or S codes do not match in a cutting program with 4-axis simultaneous control.
Program example:
Turret A
G13
N100 G00 X500 Z500
N101 M41 M03 S100 P10
^^^ ^^^
Turret B
G14
LC37-003 P-105
SECTION 4 ALARM-A
N200 G00 X500 Z500
N201 M42 M03 S500 P10
^^ ^^^
[Remedy]
Program example
In the above program, change the command in block N201 to:
N201 M41 M03 S100 P10
^^ ^^^
That is, the M and S commands designated for both turrets must be the same.
[Related Specifications]
2-saddle specification
1715 Spindle speed over
Eeoelale3143 The rotation speed of the spindle motor is higher than the commanded speed.
[Object]
System
[Probable Fault Cause]
Pulse generator PG
Spindle motor
FCP board
Error in the maximum spindle speed specified by G50 (If the designated spindle speed exceeds the maximum spindle speed specified by G50, it is clamped to the maximum spindle speed specified by G50.)
Spindle gear shift (motor coil low/high range switching) M40 through M44.
1716 M03/M04 changeover
Eeoelale3144 Spindle reverse rotation command M04 was designated while the spindle was rotating forward, or spindle forward rotation command M03 was designated while the spindle was rotating in reverse.
[Object]
System
[Code]
1-> Spindle reverse rotation command M04 was designated while the spindle was rotating forward, or spindle forward rotation command M03 was designated while the spindle was rotating in reverse.
[Probable Fault Cause]
Program error
Program example:
:
M03
M04
:
(Direct changeover from M03 to M04)
[Measures to Take]
Stop the spindle rotation with an M05 command before changing over from M03 to M04. Also stop the spindle rotation with an M05 command before changing over from M04 to M03.
1717 Spindle low/high range changeover command
Eeoelale3145 In spindle gear shift for a VAC winding changeover type spindle motor, G40, G43, or G44 command was used.
[Object]
System
[Code]
Hexadecimal of the designated M code
[Probable Fault Cause]
Program error
Program example:
:
LC37-003 P-106
Chapter 4 Alarm A
M43 M03 S1000
:
[Measures to Take]
Check the part program
:
M42 M03 S1000
:
[Related Specifications]
Spindle winding changeover type motor specification
1718 Tow-along tailstock connection
Eeoelale3146 A tow-along tailstock connection command was issued in the Y-axis control mode.
1719 Spindle gear range
Eeoelale3147 During spindle rotation, the spindle gear range designated by the spindle speed command does not match the feedback signal from the limit switch.
[Code]
1-> During spindle rotation, the gear range designated by the speed command does not match the feedback signal from the limit switch.
[Probable Fault Cause]
Limit switch setting error.
1720 Spindle gear range command
Eeoelale3148 Spindle gear range select commands M40 through M44 (M242 through M241) are not applicable to the designated machine, or a gear shift command was used while the spindle was rotating (from M31 to M40
- M44 or from M40 - M44 to M31). (M31 … Super low speed range (optional))
[Object]
System
[Code]
Gear shift command
[Probable Fault Cause]
Operation error
Operation example:
This alarm occurs when an M43 and/or M44 command is used on a machine with only two gear ranges.
1721 Spindle gear neutral
Eeoelale3149 A spindle rotation command (M03 or M04) was used while the spindle gear was in neutral position.
[Object]
System
[Code]
1-> A spindle rotation command was used while the spindle gear was in neutral position.
[Probable Fault Cause]
Operation error
[Measures to Take]
Select a non-neutral range with a command other than M40, then start spindle rotation with an M03 or M04 command.
1722 Spindle orientation gear neutral
Eeoelale3150 A spindle orientation command (M19) was used while the spindle gear was in neutral position.
[Probable Fault Cause]
Program
Operation error
Program example:
A gear range select command was not designated before the spindle orientation command, or neutral position was designated before the spindle orientation command.
LC37-003 P-107
Chapter 4 Alarm A
Operation example:
An M19 command was executed in MDI mode while the spindle gear was in neutral position.
1723 Spindle interference distance
Eeoelale3151
1) The distance between the ZA-axis and ZB-axis entered a state smaller than the value in optional parameter (long word) No. 53, relating to the new LT specification control.
2) The ZB-axis moved to a position smaller than the value set in NC optional parameter (long word) No. 56, violating the condition that the XA-axis and XB-axis cannot simultaneously exceed the positive variable limit relating to the new LT control.
3) For spindlehead interlock specifications, the Z-axis moved to a position smaller than the value set in NC optional parameter (long word) No. 56, violating the condition that the X-axis cannot exceed the positive variable limit.
[Code]
1-> Indicates condition 1) above
2-> Indicates condition 2) above
3-> Indicates condition 3) above
[Probable Fault Cause]
Setting error in NC optional parameter (long word) No. 53, 56, 57.
Operation or program error.
1724 VAC spindle synchronization condition
Eeoelale3152
This alarm occurs if any of the following conditions is met when the spindle synchronized control command (M151/M150) is designated.
Assuming that the A-spindle and B-spindle rotate in synchronization:
1) Spindle rotation command for the A-spindle is not active.
2) S command for the A-spindle is not active.
This alarm occurs if any of the following conditions is met when the spindle synchronized control command (M151) is designated:
3) A-spindle chuck is not clamped.
4) B-spindle rotation command is not active.
5) S command for the B-spindle is not active.
6) Constant speed rotation signal of the B-spindle is ON.
7) A-spindle gear is not in neutral.
8) B-spindle gear is not in neutral.
9) C-axis in the A-spindle and B-spindle is not connected.
10) B-spindle is not selected.
11) A-spindle and B-spindle gear ranges do not match during spindle synchronized rotation.
12) When the B-spindle is rotating, the B-spindle speed is not lower than the A-spindle. When the spindle synchronized control OFF command (M150) is designated, the following conditions occur:
13) B-spindle chuck is not clamped.
14) Main spindle is not in lowest speed rotation mode.
15) Main spindle is not in low acceleration mode.
[Object]
System
[Code]
1-> Spindle rotation command for the A-spindle is not active.
2-> S command for the A-spindle is not active.
3-> B-spindle rotation command is not active.
4-> S command for the B-spindle is not active.
6-> A-spindle chuck is not clamped.
7-> B-spindle chuck is not clamped.
8-> A-spindle gear is not in neutral.
9-> B-spindle gear is not in neutral.
A-> C-axis in the A-spindle and B-spindle is not connected.
B-> B-spindle is not selected.
C-> A-spindle and B-spindle gear ranges do not match during spindle synchronized rotation.
D-> When the B-spindle rotates, the B-spindle speed must be lower than the A-spindle.
[Probable Fault Cause]
Program error
Program example:
: :
G13 G141
M40 M110
M151 :
: M151
LC37-003 P-108
Chapter 4 Alarm A
:
[Measures to Take]
Correct the program.
: :
G13 G141
M41< - Change M110
M151 :
: Add -> M109
M151
:
1725 VAC spindle synchronization
Eeoelale3153 On multi-tasking machines (sub-spindle specification machines, FTL, etc.), an A-spindle rotation command, S command, or gear range select command was designated in spindle synchronized rotation mode. Or,
on multi-tasking machines (sub-spindle specification machines, FTL, etc.), a B-spindle gear range select command was designated in spindle synchronized rotation mode (assuming that the A-spindle rotates synchronously with the B-spindle).
[Object]
System
[Code]
1-> An M03, M04, M05, or M19 command was designated.
2-> An S command was designated.
3-> An M40, M41, M42, M43, or M44 command was designated during 1st spindle synchronized rotation control.
4-> An M40, M41, M42, M43, or M44 command was designated during 2nd spindle or sub-spindle synchronized rotation control.
[Probable Fault Cause]
Program error
Program example:
:
G140 :
M151 M151
: :
G141 M41 S1500
M03 M42 S1000
:
[Measures to Take]
:
G140 :
M151 M151
: :
M150 < - Add -> M150
G141 M41 S1500
M03 M42 S1000
:
1726 C-axis command
Eeoelale3154 A C-axis movement command was designated under unacceptable conditions.
[Object]
System
[Code]
1-> C-axis is not connected.
2-> C-axis is not unclamped.
[Probable Fault Cause]
Program error
Operation error
Program example:
N100 M109 C-axis disconnected
N101 G00 X100 C100 C-axis rapid traverse to 100-degree position
Operation example:
A C-axis movement command was designated while the C-axis was not unclamped.
LC37-003 P-109
Chapter 4 Alarm A
1727 C-axis connection command
Eeoelale3155 A C-axis connect/disconnect command (M110, M1090) was designated under illegal conditions.
[Object]
System
[Code]
1-> Spindle is not at zero speed.
2-> Spindle is not stationary.
3-> Spindle is rotating.
4-> C-axis is in clamped state.
5-> C-axis is in interlocked state.
6-> C-axis connection command was issued while controlling another turret.
7-> Spindle is under synchronized control.
8-> Command was designated in lowest speed mode.
9-> The command was designated in the main spindle low acceleration mode.
10-> The M-tool spindle is rotating.
[Probable Cause]
Spindle zero speed input failure.
C-axis signal input failure.
High-speed communication connection signal error: the slave station input signal CFJ should be "1".
Program Example:
N100 M03
N101 M110
Operation Example:
M110 was commanded while the spindle was rotating in MDI mode.
[Measures to Take]
Refer to the alarm code above. If there is no program or operation error, check the related input circuit.
1728 C-axis clamp/unclamp command
Eeoelale3156
The C-axis clamp/unclamp command (M147/M146) was designated while the C-axis was not connected.
The C-axis clamp/unclamp command was issued while controlling another turret.
[Object]
SYSTEM
[Code]
1-> The C-axis clamp/unclamp command was designated while the C-axis was not connected.
2-> The C-axis clamp/unclamp command was issued while controlling another turret.
[Probable Cause]
Program error
Operation error
Program Example:
M109 C-axis disconnect
M147 C-axis clamp
Operation Example:
M146/M147 command was designated in MDI mode while the C-axis was not connected.
1729 C-axis advance
Eeoelale3157 During C-axis connection (M110), 10 seconds after the C-axis advance command was issued, the C-axis retract position confirmation signal is still ON.
[Probable Cause]
During C-axis connection, the C-axis advance command cannot be executed normally due to a mechanical or electrical failure.
C-axis retract position limit switch failure.
[Measures to Take]
Check and adjust mechanical or electrical components related to C-axis advance movement.
Check the C-axis retract position limit switch.
LC37-003 P-110
SECTION 4 ALARM-A
1730 Turret clamp or position
Eeoelale3158
During axis movement, the turret clamp confirmation signal turned OFF (except during manual operation), or the programmed tool number and the actual tool number did not match for more than 1 second.
[Object]
SYSTEM
[Code]
XYY
X:
None-> Programmed tool number and actual tool number do not match
1-> During axis movement, the turret clamp confirmation signal turned OFF
2-> After the turret clamped, the programmed tool number and the actual tool number do not match.
3-> 500 ms after the turret clamp command was issued, the turret is still not clamped.
YY: Designated tool number (hexadecimal)
[Probable Cause]
Turret clamp limit switch, turret index count switch, or wiring failure.
T-axis position encoder offset value error.
[Measures to Take]
[Code] X=None-> Check the input circuit related to the tool number (turret index count switch or wiring).
[Code] X=1, 4, or 5-> Check the turret clamp limit switch or wiring.
[Code] X=2-> Check the input circuit related to the tool number. If the turret overshoots the designated position, adjust the turret indexing solenoid valve.
1731 Turret index control
Eeoelale3159 Turret index controller alarm.
[Object]
SYSTEM
[Code]
X: Alarm issued from the turret index controller.
2-> Unclamp time-over
3-> Acceleration time-over
4-> Rotation time-over
5-> Index overtravel
6-> Rotation direction error
7-> Deceleration time-over
8-> Creep time-over
9-> Clamp error
A-> Position detection error 1
B-> Position detection error 2
D-> Neutral time-over
E-> Communication error
F-> Clamp time-over
[Probable Cause]
Program or keyboard input command error; for example, a T14 command was issued to a 12-station turret.
For codes other than the above, it may be a turret index controller failure, or a mechanical or electrical failure related to the turret indexing operation.
1732 Turret rotation
Eeoelale3160 Turret indexing was attempted when turret rotation conditions were not satisfied.
[Code]
XX
1-> The turret index command was issued while the face tool or OD tool clamp limit switch was OFF.
2-> A T command was issued while the gauging sensor was in the advance position.
4-> On a machine with Y-axis specification, the turret index command was issued while the YS-axis was below the spindle center.
5-> On a machine equipped with NC turret, the simple tow-along tailstock is connected.
LC37-003 P-111
SECTION 4 ALARM-A
8-> The turret index command was issued while the YS-axis position was lower than the spindle center position (machine coordinate system) designated by the system parameter.
12-> On a machine equipped with laser sensor C-axis origin offset function, the turret index command was issued while the laser sensor retract confirmation signal was OFF.
13-> The turret index command was executed when turret indexing conditions were not satisfied due to mounting of an extra-long tool or a touch sensor for measurement.
14-> A turret door-interlocked indexing command was issued while a long boring bar (ML specification) was mounted on turret 1.
[Probable Cause]
1-> When code is 1, when changing the target tool or performing manual tool mounting/dismounting and issuing a turret index command, the proximity switch for confirming that the face tool or OD tool is clamped, or its wiring, is faulty, causing the corresponding cylinder to keep pressing down and resulting in tool breakage.
8-> In Y-axis control mode, a turret index command was issued while the Y-axis position was negative.
12-> A turret index command was issued while the laser sensor was at the advance position, or the laser sensor retract limit switch is faulty.
1733 Tool No. input
Eeoelale3161
The turret tool number was not input as designated.
* The turret tool number input signal differs depending on the machine model, as explained below:
1) LC, LH, LS series
I/O check: No. 28 input bit 0 to bit 7
Corresponding tool numbers are 1 to 8.
I/O check: No. 37 (input) bit 0 to bit 3
Corresponding tool numbers are 9 to 12.
2) LS30N, LH35N, LH55N (indexing with rotary switch), LCS15/25 (indexing position checked with limit switch or proximity switch).
The relationship is shown in Table 1.
Relationship between tool number and input bits
Table 1
I/O check No. 28 input bit 0 to bit 7
T Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
1 0 0 0 0 0 0 1 1
2 0 0 0 0 1 0 0 1
3 0 0 0 0 0 1 0 1
4 0 0 0 1 0 0 0 1
5 0 0 0 1 0 1 1 1
6 0 0 0 1 1 1 0 1
7 0 0 0 0 1 1 1 1
8 0 0 0 1 1 0 1 1
9 0 1 0 1 0 0 1 1
10 0 1 0 0 1 1 0 1
11 0 0 1 0 1 1 0 1
12 0 0 1 1 0 0 1 1
[Object]
SYSTEM
[Code]
XXX: Tool number when the alarm occurred (hexadecimal)
[Probable Cause]
Switches related to the turret
Gap of the proximity switch
Turret wiring
1734 Sub-chuck interlock
Eeoelale3162
Sub-chuck unclamp was attempted while the sub-chuck spindle was rotating.
Or, sub-chuck spindle rotation was attempted while the sub-chuck was unclamped.
[Object]
SYSTEM
[Code]
1-> Sub-chuck unclamp was attempted while the sub-chuck spindle was rotating.
LC37-003 P-112
SECTION 4 ALARM-A
2-> The sub-chuck unclamp/clamp command was issued while the signal indicating that the sub-chuck spindle is at a standstill was not ON.
3-> The sub-chuck unclamp command was issued while the sub-chuck spindle rotation command was active.
4-> The sub-chuck spindle rotation command was issued while the sub-chuck was unclamped.
5-> The sub-chuck unclamp/clamp command was issued while the main spindle and sub-chuck spindle were in synchronous control.
6-> The sub-chuck clamp signal turned OFF while the sub-chuck spindle was rotating.
[Probable Cause]
Program error
Operation error
Program Example:
M13 SB=1000
M249
1735 Sub-chuck clamp
Eeoelale3163 This alarm occurs when the sub-spindle chuck pressure drops during sub-spindle rotation or sub-spindle chuck open/close operation, and I/O check No. 32 (input) bit 5 (i2CPA/) remains OFF for more than 2 seconds.
[Code]
100-> The sub-spindle chuck pressure dropped during sub-spindle rotation or sub-spindle chuck open/close operation.
1736 Sub-chuck index position
Eeoelale3164 In sub-chuck spindle mode, the sub-chuck spindle index command was issued while the sub-chuck spindle was rotating or rotating synchronously with the main spindle, or the M-tool spindle rotation command or spindle/M-tool spindle synchronous rotation command was issued while the sub-chuck spindle was indexed.
[Object]
SYSTEM
[Code]
1-> The sub-chuck spindle is not indexed.
2-> The sub-chuck spindle is indexed.
[Probable Cause]
Turret index command error in the program
Sub-chuck spindle index position parameter setting error
1737 Turret unclamp command M-code illegal
Eeoelale3165 The M203 command cannot be designated in a block containing a G00 command.
[Object]
SYSTEM
[Probable Cause]
Program error
Command error in MDI mode
[Measures to Take]
Program Example
G01X200F10
G00X500Z800M203
G00X220Z300T0202
1738 Turret rotation impossible
Eeoelale3166 The turret index command was issued while the turret manual pulse handle feed mode parameter bit was set to ON.
[Object]
SYSTEM
[Code]
1-> Turret A or Turret B pulse handle mode in M/C user parameter is set to ON.
[Measures to Take]
Set the parameter to OFF.
LC37-003 P-113
SECTION 4 ALARM-A
1739 Chuck clamp
Eeoelale3167 During chuck open/close operation, the ID/OD clamping direction changed, or chuck low pressure state continued for 2 seconds or longer.
[Object]
SYSTEM
[Code]
100-> Chuck low pressure state continued for 2 seconds or longer.
Spindle-1: I/O check No. 24 input bit 4 (iCPA/) is 0. When pneumatic chuck is used: I/O check No. 38 input bit B (iAPA/) is 0.
Spindle-2: I/O check No. 32 input bit 5 (i2CPA/) is 0. When pneumatic chuck is used: I/O check No. 38 input bit F (i2APA/) is 0.
1740 Chuck condition
Eeoelale3168
Chuck open/close command (M83/M84) was issued while the spindle or M-tool spindle was rotating.
Chuck open/close operation was attempted while the external interlock signal was ON (only for loader-equipped machines).
[Object]
SYSTEM
[Code]
1-> No spindle zero speed signal.
2-> Spindle is not in the stationary state (5 rpm or more).
3-> Spindle rotation command is ON.
5-> No M-tool spindle zero speed signal.
6-> M-tool spindle is not in the stationary state.
7-> M-tool spindle rotation command is ON.
A-> C-axis is rotating.
B-> M83 or M84 command was issued while O.D. center chuck was unclasped.
12-> Chuck unclamp was attempted while the lower turret was not at the home position (workpiece load/unload position).
13-> Tailstock or chuck unclamp/clamp command was issued while the spindle was rotating.
14-> Tailstock or chuck clamp command was issued while the tow-along tailstock unit was connected.
15-> Chuck clamp/unclamp command and chuck high/low pressure command were executed simultaneously.
16-> Chuck high/low pressure command was executed while the spindle was rotating.
17-> Chuck unclamp command was issued while the tailstock was at the advance end.
20-> Pneumatic chuck selector switch was turned ON while the hydraulic chuck was not unclamped.
31-> Chuck unclamp/clamp command was issued while the index chuck jaw retract confirmation signal was OFF.
32-> Index chuck jaw retract confirmation signal turned OFF during chuck open/close operation.
33-> With Teikoku combination chuck, close command for another chuck was issued before one chuck opened.
34-> With WOODWORTH combination chuck, workpiece clamp command M83 (chuck advance/chuck close) was issued before the chuck opened.
200-> Chuck pressure check switch did not turn ON within the parameter-set time after chuck close command was issued.
201-> Chuck pressure check switch turned OFF after chuck close.
[Probable Fault Cause]
[Code] 3, 6, 7-> Operation error
[Code] 1, 5-> Spindle drive unit fault.
[Code] 2-> Indicates spindle rotation due to inertia (5 rpm or higher).
[Measures to Take]
[Code] 3, 6, 7-> Unclamp/close chuck after issuing spindle and M-tool spindle stop commands.
[Code] 1, 5-> Check printed circuit boards and connectors of the spindle drive unit.
[Code] 2-> Execute the relevant command after the spindle stops completely.
[Code] 20-> Turn OFF the pneumatic chuck selector switch, press the NC reset button to clear the alarm, issue the hydraulic chuck open command to open the hydraulic chuck, and then turn ON the pneumatic chuck selector switch.
1741 Chuck unclamp
Eeoelale3169 Spindle or M-tool spindle rotation command was issued while the chuck was not clamped, or the chuck clamp signal turned OFF during spindle rotation.
[Object]
SYSTEM
[Code]
LC37-003 P-114
SECTION 4 ALARM A
1-> Spindle rotation command was issued while chuck was unclamped.
2-> Chuck clamp signal turned OFF during spindle rotation.
3-> M-tool spindle rotation command was issued while chuck was unclamped.
4-> Chuck clamp signal turned OFF during M-tool spindle rotation.
7-> Spindle rotation command was issued while tailstock was unclamped.
8-> Spindle chuck unclamped during spindle rotation.
[Probable Fault Cause]
[Code] 1, 3-> Operation error
[Code] 2, 4-> Defective limit switch or improperly adjusted limit switch dog position.
[Measures to Take]
[Code] 1, 3: Issue spindle rotation command and M-tool spindle rotation command after the chuck is clamped.
[Code] 2, 4: Replace limit switch, or adjust the limit switch dog position.
1742 Chuck interlock release condition
Eeoelale3170 M185 command (main spindle chuck open/close interlock release command) or M247 command (sub-spindle or auxiliary chuck open/close interlock release command) was issued while the door was not closed.
[Object]
SYSTEM
[Code]
7-> G138 command was issued while auxiliary chuck was open.
1743 Index chuck
Eeoelale3171 Index completion signal was not sent from the limit switch of the index chuck. Or, the signal indicating that indexing is complete and the spindle is stationary did not turn ON.
[Code]
1-> During indexing operation, no signal was sent from the index completion limit switch of the index chuck.
2-> When spindle zero speed signal was not sent, no signal was sent from the index completion limit switch of the index chuck, either.
3-> When spindle indexing was designated, no signal was sent from the index completion limit switch of the index chuck.
4-> When actual spindle speed was 5 rpm or higher, no signal was sent from the index completion limit switch of the index chuck.
1744 Air chuck
Eeoelale3172 No answerback signal was returned from the pneumatic pressure limit switch.
[Object]
SYSTEM
[Code]
1-> Air pressure did not build up.
2-> Air pressure is too high.
13-> Air chuck open/close was attempted while the SMW switch was OFF.
1745 Chucking defect
Eeoelale3173 Although workpiece is chucked, the pressure switch that detects effective clamping did not activate, or the workpiece is not clamped correctly in the chuck.
[Probable Fault Cause]
Operation error (chucking error)
1746 Chucking miss
[Code] Eeoelale3174
1-> Chuck is clamped, but there is no workpiece.
2-> Spindle rotation command was issued while chuck was clamped but without workpiece. (Spindle indexing)
LC37-003 P-115
SECTION 4 ALARM A
1747 Tailstock quill advance answer
Eeoelale3175 After execution of tailstock advance command M56, the tailstock advance in-position answerback signal was not input within 60 seconds.
[Code]
2-> Tailstock advance in-position answerback signal was not input within 60 seconds after execution of tailstock advance command.
[Probable Fault Cause]
Tailstock in-position limit switch LS fault or improper position
[Measures to Take]
Adjust the position of the tailstock in-position limit switch, or replace this switch.
1748 Tailstock quill advance overtravel
Eeoelale3176 Tailstock exceeded the advance limit position during advance.
[Code]
1-> Advance overtravel confirmation limit switch was tripped during tailstock advance.
[Probable Fault Cause]
Mounted workpiece is shorter than required (operation error).
Because the home position of the tailstock was too far from the workpiece, it struck the overtravel limit switch before contacting the workpiece.
Tailstock advance command was issued when no workpiece was mounted. (Operation error)
[Measures to Take]
Readjust the tailstock position so that it is closer to the workpiece.
Issue the tailstock advance command only after a workpiece is mounted on the chuck.
1749 Tailstock operation condition
Eeoelale3177
Spindle and/or M-tool spindle was not in the stopped state when tailstock advance/retract command (M55/M56) was issued.
Tailstock retract command was issued while spindle was rotating.
Tailstock was not at the designated position when spindle and/or M-tool spindle rotation command was issued.
Designated position:
1) Tailstock in-position position when steadyrest is used.
2) Clamp plate used to secure tailstock advance position is not clamped when steadyrest is used.
3) Tailstock is not at designated retract position when chuck rest is used.
[Object]
SYSTEM or none
[Code]
1-> When M55/M56 command was issued, spindle was not in the stopped state (zero-speed input ON, rotation command M03/M04 invalid, spindle rotation signal OFF), or tailstock was not at the designated position when spindle rotation command (M03/M04) was issued.
2-> Steadyrest was mounted when M55/M56 command was issued.
3-> When M55/M56 command was issued, M-tool spindle was not in the stopped state (zero-speed input ON, rotation command M13/M14 invalid, spindle rotation signal OFF), or tailstock was not at the designated position when spindle rotation command (M03/M04) was issued.
4-> Tailstock was not at the designated position when M55/M56 command was issued.
5-> Tailstock deviated from the designated position while M-tool spindle was rotating.
6-> M code command was issued while dedicated tooling rest was at the retract position.
7-> Spindle rotation was attempted while selector switch was in neutral and tailstock pressure input was OFF.
8-> On machine with touch setter, tailstock advance command (M56) was issued while touch setter arm was not at retract position.
9-> M56 command was issued when programmable tailstock was used.
13-> Tailstock advance/retract command was issued while tailstock chuck was clamped.
14-> Tailstock advance/retract command was issued while tailstock chuck control switch was OFF, or chuck rest was selected.
15-> Tailstock advance/retract command was issued while simple carriage release confirmation signal was OFF.
18-> Spindle rotation command was issued while tailstock was neither at designated position nor at retract position.
19-> Tailstock chuck unclamp/clamp command was issued while tailstock was neither at designated position nor at retract position.
LC37-003 P-116
SECTION 4 ALARM A
20-> Tailstock chuck unclamp/clamp command was issued while chuck was not unclamped.
21-> Tailstock chuck unclamp/clamp command was issued while work rest was not at upper limit position.
22-> Tailstock was already at the front end position when chuck unclamped.
23-> M55/M56 command was issued while tailstock was not at the position required by simple carriage specifications.
24-> In simple carriage with tailstock auto unclamp/clamp mechanism, tailstock advance/retract command was issued while tailstock was not clamped. * Interlocks for codes 1, 3, and 8 can be released by M157 command.
[Probable Fault Cause]
Defective zero-speed input for spindle and M-tool spindle.
Program error
Operation error
Program example:
N100 M03 S500
N101 M55
Operation example:
Spindle rotation was attempted while tailstock with chuck rest was at the front end.
[Measures to Take]
Verify that there are no errors in program or operation.
Check the zero-speed signal input circuit.
[Related Specifications]
Tailstock advance/retract command by M code
1750 Tailstock interference
Eeoelale3178 Tow-along auto steadyrest and tailstock interfered with each other, or G152 (programmed tailstock travel) command was designated while tow-along auto steadyrest was connected to the saddle.
[Code]
1-> Interference occurred between the tow-along steady rest and the tailstock.
2-> G152 (programmable tailstock travel) was commanded while the tow-along steady rest was connected to the saddle.
[Probable Cause]
Program error
Operation error
Program example:
:
M79 Steady rest unclamp
G152 Z100
:
1751 Tow-along tailstock condition
Eeoelale3179
An M188 (tailstock disconnect), M189 (tailstock connect), or G152 (tailstock call) command was issued while the spindle was not at zero speed or not in the stopped state.
An M188, M189, or G152 command was issued while the spindle rotation command was active.
An M188, M189, or G152 command was issued while the steady rest was not selected.
An M188, M189, or G152 command was issued while the tailstock was not retracted or the turret was not at the positive travel end limit position.
[Code]
1-> An M188, M189, or G152 command was issued while the spindle was not at zero speed.
2-> An M188, M189, or G152 command was issued while the spindle was not in the stopped state.
3-> An M188, M189, or G152 command was issued while the spindle rotation command was active.
4-> An M188, M189, or G152 command was issued while the steady rest was not selected.
5-> An M188, M189, or G152 command was issued while the tailstock was not retracted.
6-> An M188, M189, or G152 command was issued while the turret was not at the positive travel end limit position.
7-> An M188, M189, or G152 command was issued when both tailstock retract and tailstock connect signals were ON or both were OFF.
8-> The spindle was not in the stopped state when the tailstock connect (ON) key was pressed.
9-> The XA-axis was not at the positive travel end limit position when the tailstock connect (ON) key was pressed.
10-> The tailstock was not at the retract position when the tailstock connect (ON) key was pressed.
11-> The tailstock was not unclamped when the tailstock connect (ON) key was pressed.
12-> An M189 command was issued when the tailstock chuck was not unclamped.
LC37-003 P-117
SECTION 4 ALARM-A
13-> During connection of the tow-along tailstock or simple tow-along tailstock, the tailstock chuck was already clamped. Or, while the tailstock chuck was clamping, the confirmation signal for simple tow-along tailstock retract turned
OFF.
14-> A tailstock chuck clamp command was issued after the tailstock retract confirmation signal turned OFF.
15-> An M189 command was issued when the tailstock was at a position from which return is not possible.
16-> The NC tailstock was unclamped when a G02, G03, G30, G31, G32, G33, G34, or G35 command was issued.
17-> The NC tailstock was unclamped during axis travel other than W- and Z-axes.
18-> With NC tailstock specifications, W-axis movement was executed under any of the following conditions:
Not at the positive travel limit of the XA-axis
Not at the tailstock retract position
Tailstock not clamped
Main spindle not stopped
[Probable Cause]
Operation error
[Related Specifications]
Programmable tailstock
1752 Tow-along tailstock clamp/unclamp
Eeoelale3180
Neither the connect ON signal nor the connect OFF signal was output within 3 seconds.
Both the connect ON signal and the connect OFF signal were output after 3 seconds.
The connect ON signal was output while not at the X-axis travel limit position or the tailstock retract position.
[Code]
None-> Neither the connect ON signal nor the connect OFF signal was output within 3 seconds.
3-> Both the connect ON signal and the connect OFF signal were output after 3 seconds.
4-> The connect ON signal was output while not at the X-axis travel limit position.
5-> The connect ON signal was output while not at the tailstock retract position.
6-> On machines with simple tow-along tailstock with automatic tailstock clamp/unclamp mechanism, the tailstock clamp signal did not turn OFF within 1 second in automatic or MDI operation mode.
[Probable Cause]
[Code] None-> Defective or improperly positioned connect ON signal switch or connect OFF signal switch.
[Code] 3-> Defective or improperly positioned connect ON signal switch or connect OFF signal switch.
[Code] 4-> X-axis is not at the travel limit position.
[Code] 5-> Tailstock is not at the retract position, or the retract position switch is defective.
[Code] 6-> Tailstock is not clamped.
[Measures to Take]
[Code] None-> Check or adjust the connect ON/OFF limit switches.
[Code] 3-> Check or adjust the connect ON/OFF limit switches.
[Code] 4-> Move the X-axis to the travel limit position.
[Code] 5-> Retract the tailstock; check the retract limit switch.
[Code] 6-> Clamp the tailstock in manual operation mode.
[Related Specifications]
Programmable tailstock
1753 Parts catcher interlock
Eeoelale3181 An attempt was made to advance or retract the parts catcher while the parts catcher interlock was active.
[Code]
0-> The parts catcher advance command was commanded when the Z-axis was not at the positive travel limit. Or an axis travel command was commanded when the parts catcher was at the advance position.
1-> The parts catcher advance command was commanded when the door was not closed.
2-> The parts catcher advance or retract command was commanded when the touch setter was not at the retract limit.
3-> The parts catcher advance or retract command was commanded when the door was not closed.
4-> The parts catcher advance or retract command was commanded when the ZB-axis was not at the positive travel limit. The ZB-axis travel command was commanded when the parts catcher was not at the retract limit. Or when
the Z-axis was moving, the parts catcher was positioned outside the retract limit.
LC37-003 P-118
SECTION 4 ALARM-A
5-> The parts catcher retract command was commanded when the parts catcher was not at the swivel arm upper rotation limit position or when the parts catcher was lowering.
6-> The parts catcher rotate up or down command was commanded when the parts catcher was not at the advance limit position or when the parts catcher was retracting.
7-> A command to move the parts catcher to the part receiving position or the retract position was commanded when the parts catcher was not at the advance limit position or when the parts catcher was raising.
8-> The parts catcher forward or reverse rotation command was commanded when the parts catcher was not at the advance limit position or when the parts catcher was retracting.
9-> The parts catcher forward or reverse rotation command was commanded when the parts catcher guide shaft was not at the retract limit position or when the parts catcher was advancing.
10-> The parts catcher arm retract command was commanded when the parts catcher was not at the forward rotation limit position or when the parts catcher was advancing.
11-> The parts catcher guide shaft advance command was commanded when the parts catcher was not at the reverse rotation limit position or when the parts catcher was advancing.
12-> The parts catcher advance or retract command was executed while the connection was broken at the XA/ZA positive travel limit positions. Or, an axis travel command was executed while the parts catcher was advanced.
13-> The parts catcher advance or retract command was executed while the spindle was not in the stopped state. Or, the spindle rotation command was executed while the parts catcher was advanced.
14-> The parts catcher raise or lower command was executed at a position other than the XA/ZA soft limits. Or, an axis travel command was executed while the parts catcher was lowering.
15-> The parts catcher raise or lower command was executed while the spindle was not in the stopped state. Or, the spindle rotation command was executed while the parts catcher was lowering.
16-> The door open/close command was executed even though the part drop confirmation input was not turned on by automatic operation.
17-> The parts catcher raise command was executed even though the part drop confirmation input was not turned on by automatic operation.
18-> The door open/close command was executed when the parts catcher was not raised.
<Parts catcher for sub-spindle with 2-saddle specifications, parts catcher swivel slide specifications, LT + sub-spindle specifications>
21-> The parts catcher advance or retract command was commanded when the XB-axis was not at the positive travel limit.
22-> The parts catcher advance or retract command was commanded when the ZB-axis was not at the workpiece clamping position. (Parameter Long Word No. 1)
23-> The parts catcher advance or retract command was commanded when the W-axis was not within the operation-permitted range. (Parameter Long Word No. 2)
24-> The parts catcher advance or retract command was commanded while the sub-spindle was rotating. Or, the sub-spindle rotation command was executed
when the parts catcher was not at the retract end.
25-> The parts catcher advance or retract command was commanded when the door was not closed. However, for 'LT specifications + sub-spindle specifications', the parts catcher advance/retract command was executed
when the right-side door was not closed.
26-> A command to move the XB- or ZB-axis was commanded when the parts catcher was not at the retract limit position. Or, when the XB- or ZB-axis was moving, the parts catcher was positioned outside
the retract limit.
27-> When the parts catcher was not at the retract limit, the commanded W-axis movement toward the workpiece clamping position exceeded the workpiece transfer position.
30-> The parts catcher advance/retract command was executed when the Za-axis was on the positive side of the Za-axis operation-permitted position.
31-> The parts catcher advance/retract command was executed when the Zb-axis was on the negative side of the Zb-axis operation-permitted position.
32-> The parts catcher advance/retract command was executed when the Zc-axis was on the positive side of the Zc-axis operation-permitted position.
33-> Other than at the parts catcher retract limit, the Za-axis moved to the positive side of the Za-axis operation-permitted position.
34-> Other than at the parts catcher retract limit, the Zb-axis moved to the negative side of the Zb-axis operation-permitted position.
35-> Other than at the parts catcher retract limit, the Zc-axis moved to the positive side of the Zc-axis operation-permitted position.
36-> The parts catcher advance/retract command was executed when the right-spindle touch setter was not at the retract limit.
37-> Other than at the parts catcher retract limit, the right-spindle touch setter was not at the retract limit.
40-> The parts catcher advance/retract command was executed when the ZB-axis was on the positive side of the ZB-axis operation-permitted position. (ZB-axis operation-permitted position: Parameter Long Word No. 4)
41-> The parts catcher advance/retract command was issued when the W-axis was not at the specified W-axis position.
A command was issued to move the W-axis in the negative direction beyond the specified W-axis position when the parts catcher was not at the retract limit. (W-axis position: Parameter Long Word No. 3)
42-> The parts catcher command was executed when not at the touch setter retract end. Or, when the parts catcher was not at the retract end, the touch setter was not at the retract end.
43-> An axis feed command in the positive direction from the ZB-axis operation-permitted position was executed when the parts catcher was not at the retract end.
44-> The XB-axis was fed in the negative direction when the parts catcher was not at the retract end.
[Related Specifications]
LC37-003 P-119
SECTION 4 ALARM-A
Parts catcher
1754 Peripheral device error
Eeoelale3182 An abnormality was detected in the device connected to the machine.
[Probable Cause]
Failure of the device connected to the machine
[Measures to Take]
Repair or replace the device connected to the machine.
[Related Specifications]
Robot/loader interface
1755 Robot in machine
Eeoelale3183 A door close, axis travel, or spindle rotation command was commanded before the robot exited the machine (lathe).
[Target]
System or none
[Code]
Status when the robot has not exited the machine
1-> Door close command was commanded.
2-> Axis travel command was commanded (feed other than manual mode).
3-> Spindle rotation command (including indexing, jog, and spindle orientation) was designated.
4-> Partition door close command was designated.
[Probable Cause]
Program error
[Remedy]
Correct the program.
1756 Loader inside machine
[Probable Cause] Eeoelale3184
Lathe with loader/robot door: Loader at wait position signal was OFF, door close signal was ON, or door close command was executed.
While synchronized peripheral equipment at wait position signal was OFF, spindle rotation, sub-spindle rotation, or milling tool rotation command was issued.
While synchronized peripheral equipment at wait position signal was OFF, feed or turret indexing command was issued; while synchronized peripheral equipment at wait position signal was OFF, top
door close or front door close command was issued.
While loader at wait position signal was OFF, generating machining or spindle rotation command was issued.
[Code]
1-> NC loader: Spindle or sub-spindle rotation command was issued before the NC loader retracted from the lathe.
2-> NC loader: MA/MB rotation command was issued before the NC loader retracted from the lathe, or the MA/MB speed exceeded the limit value.
3-> While the "synchronized peripheral at wait position signal" was OFF, the door close signal turned ON or the door close or top door close command was issued.
NC loader, lathe without top door: Front door open signal turned OFF before the NC loader retracted from the lathe.
NC loader, lathe without top door, in synchronized mode: Before the NC loader retracted from the lathe,
the door close signal turned ON and top door open signal turned OFF.
Door open signal turned OFF before the NC loader retracted from the lathe.
NC loader, lathe with standard top door, not in synchronized mode: Before the NC loader retracted from the lathe, front door open signal was ON and top door close signal was OFF; or
front door close signal was ON and top door open signal was OFF.
NC loader, lathe with non-standard top door, not in synchronized mode: Top door open signal turned OFF before the NC loader retracted from the lathe.
4-> Feed command was issued while the "synchronized peripheral at wait position signal" was OFF, or the "synchronized peripheral at wait position signal" turned OFF during feeding.
5-> While the "loader at wait position signal" was OFF, the door open signal turned OFF. While the "synchronized peripheral at wait position signal" was OFF, a turret indexing command was issued.
During turret indexing, the NC loader entered the lathe.
[Remedy]
Move the loader/robot/peripheral equipment out of the machine.
LC37-003 P-120
SECTION 4 ALARM-A
1757 Loader interlock
Eeoelale3185 A loader move command (M37 to M39) was designated while the loader door interlock was active.
[Code]
1-> Loader move command was designated with the door open.
2-> In automatic mode, loader move command was designated when the loader was not at the longitudinal position.
3-> Loader move command was designated when any of the X-axis, Z-axis, or W-axis was not at the positive travel limit (for sub-spindle specification models).
4-> Loader move command was designated when the spindle and sub-spindle rotation directions differed.
5-> Loader move command was designated when the touch setter was not at the retracted position (for touch setter specification models).
1758 Loader not at retract position
Eeoelale3186 Loader door close command was issued when the loader was not at the retract position; or the front door close confirmation signal turned ON.
[Code]
1-> Loader door close command was issued.
2-> Front door close confirmation signal turned OFF.
3-> While the machine door was closed, the loader retract position signal turned OFF.
When the loader retract position signal turned OFF, the machine door open signal turned OFF.
When the loader retract position signal turned OFF, the machine door close command was issued.
4-> Spindle rotation command was issued while the loader was not at the retract position.
5-> Movement occurred on the X-axis or Z-axis while the loader was not at the retract position.
6-> Touch setter retract confirmation signal turned OFF while the loader was not at the retract position.
7-> Loader door (top door) open confirmation signal turned OFF while the loader was not at the retract position.
8-> Loader door (collision) open confirmation signal turned OFF while the loader was not at the retract position.
[Probable Cause]
The loader retract position signal turned OFF.
[Remedy]
Move the loader to the retract position.
1759 Loader/robot position error
Eeoelale3187
Lathe equipped with auto loader/robot: Door close signal turned ON while the loader wait position confirmation signal was OFF; or while the synchronized peripheral equipment wait position confirmation signal was OFF,
a door close, spindle or sub-spindle rotation, milling tool rotation, axis feed, or turret indexing command was issued.
[Code]
1-> Spindle or sub-spindle rotation or milling tool rotation command was issued while the synchronized peripheral equipment wait position confirmation signal was OFF, or MA/MB speed exceeded the designated value.
2-> MA/MB rotation command was issued while the synchronized peripheral equipment wait position confirmation signal was OFF, or MA/MB speed exceeded the designated value.
3-> Door close signal turned ON while the synchronized peripheral equipment wait position confirmation signal was OFF. Or, door close or top door close command was issued.
Lathe without top door: Front door open signal turned OFF while the synchronized peripheral equipment wait position confirmation signal was OFF.
Lathe with top door, in synchronized operation mode: While the synchronized peripheral equipment wait position confirmation signal was OFF,
the door close signal turned ON and the top door open signal turned OFF.
Lathe equipped with standard top door, in non-synchronized operation mode:
While the synchronized peripheral equipment wait position confirmation signal was OFF, front door open signal was ON and top door close signal was
ON; or front door close signal was ON and top door open signal was OFF.
Lathe equipped with non-standard top door, in non-synchronized operation mode:
Front door open signal turned OFF while the synchronized peripheral equipment wait position confirmation signal was OFF.
4-> Feed command was issued while the synchronized peripheral equipment wait position confirmation signal was OFF; or the synchronized peripheral equipment wait position confirmation signal turned OFF during feeding.
5-> Turret indexing command was issued while the synchronized peripheral equipment wait position confirmation signal was OFF; or the synchronized peripheral equipment wait position confirmation signal turned OFF during turret indexing.
[Remedy]
Move the peripheral equipment to the wait position.
1760 Rotary tool M13/M14 switching
Eeoelale3188
In automatic or MDI mode:
1) Reverse rotation command was designated while the rotary tool spindle was rotating forward.
2) Forward rotation command was designated while the rotary tool spindle was rotating in reverse.
LC37-003 P-121
SECTION 4 ALARM-A
Note: These commands are ignored in manual mode.
[Object]
SYSTEM
[Code]
1
[Probable Cause]
Program error
Incorrect input command in MDI mode
Program example:
N100 M13 Rotary tool spindle forward rotation
N101 M14 Rotary tool spindle reverse rotation
Operation example:
In MDI mode, a tool rotation command in the direction opposite to the current tool rotation direction was designated.
[Remedy]
N100 M13
N101 M12
N102 M14
1761 Rotary tool gear match
Eeoelale3189 During rotary tool spindle rotation, the gear range command did not match the feedback signal from the actual gear range switch.
[Object]
SYSTEM
[Code]
1
[Probable Cause]
Input signal error
I/O check No. 29 input bit 8 (iMA241)—M241
I/O check No. 29 input bit 9 (iMA242)—M242
Misadjusted gear match confirmation limit switch
[Remedy]
Check the related EC input signals.
1762 Rotary tool gear command
Eeoelale3190 This alarm occurs when the rotary tool spindle gear range command does not match the machine specifications.
[Object]
SYSTEM
[Probable Cause]
Program error:
Program example:
A rotary tool spindle speed range change command was designated for a single-speed rotary tool spindle specification.
A rotary tool spindle speed range change command other than M241 or M242 was designated for a 2-speed rotary tool spindle specification.
[Remedy]
For single-speed rotary tool spindle specification: Spindle speed range change command is not allowed.
For 2-speed specification: Only M241 and M242 commands are allowed.
1763 Tool rotation command
Eeoelale3191 A rotary tool spindle rotation command was designated under conditions where rotary tool spindle rotation is not permitted.
[Code]
1-> Rotary tool rotation command was designated when the C-axis was not connected.
2-> Rotary tool rotation command was designated when the ATC tool (rotary tool) was unclamped.
LC37-003 P-122
SECTION 4 ALARM-A
3-> Rotary tool spindle rotation command was executed before the spindle orientation pin was retracted.
Rotary tool spindle orientation command was used on a machine without rotary tool spindle ATC specification. On a machine with rotary tool spindle ATC specification, rotary tool spindle
rotation command was used when a measurement sensor was mounted on the rotary tool spindle station of the turret. On a machine with rotary tool spindle ATC specification, rotary tool
spindle orientation command was used when a measurement sensor was mounted on the rotary tool spindle station of the turret.
4-> Rotary tool spindle rotation command was designated while the spindle was rotating.
5-> Rotary tool spindle rotation command was designated while the turret was not clamped.
[Probable Cause]
Program error
Operation error
Program example:
N100 M109 C-axis disconnect
N101 M13 Rotary tool spindle forward rotation
For machines with ATC specification, turrets where the rotary tool rotation command can be designated are defined; on other turrets, the rotary tool rotation command cannot be executed. When a
measurement sensor is mounted on the rotary tool station of the turret, the rotary tool rotation command cannot be used.
1764 T command during rotary tool rotation
A T command was designated while the rotary tool spindle was rotating.
[Object]
SYSTEM
[Probable Cause]
Program error
Operation error
Program example:
N100 M13
N101 G41
N102 T010101
Operation example:
A turret indexing command was designated while the rotary tool spindle was rotating.
1765 Rotary tool orientation
Eeoelale3193 Rotary tool spindle orientation command was designated when the rotary tool spindle orientation conditions were not satisfied.
[Character-string]
SYSTEM
[Code]
2-> Orientation command was issued while the rotary tool spindle was rotating.
3-> Orientation command was issued while the rotary tool spindle was in gear neutral.
6-> Orientation command was issued while the rotary tool spindle was in flat turning control mode.
[Probable Cause]
Program error
Operation error
1766 Rotary tool speed overflow
Eeoelale3194 The actual speed of the rotary tool exceeded 120% of the specified maximum speed.
[Probable Cause]
Resolver inside the motor
Resolver signal cable
1767 Rotary tool spindle clutch connection error
Eeoelale3195 On machines equipped with the rotary tool spindle "one-point clutch" function, the clutch must be engaged before issuing a rotary tool spindle rotation, spindle orientation, or "flat turning control" command.
test; if no answer signal is received within 20 s, an alarm is generated.
[Code]
LC37-003 P-123
SECTION 4 ALARM-A
1
[Probable Faulty Locations]
M-tool spindle "one-point clutch"
Faulty connection confirmation proximity switch of M-tool spindle
1768 Sub-spindle speed over
Eeoelale3196 An attempt was made to set the sub-spindle speed higher than the maximum speed specified in the program or the maximum allowable speed of the sub-spindle during main spindle and sub-spindle synchronized operation mode.
[Character-string]
Coordinate system used for G140, G141, or G142
[Code]
Maximum allowable speed of the sub-spindle (hexadecimal)
[Probable Faulty Locations]
Program error
Program example:
G141
G50 S1000
G140
M151
M03 S1200
:
[Measures to Take]
Modify the program.
G141
G50 S1000
G140
M151
M03 S1200
:
1769 Sub-spindle orientation command
Eeoelale3197 A sub-spindle orientation command was issued during main spindle and sub-spindle synchronized operation mode.
[Object]
SYSTEM
[Code]
6-> Main spindle and sub-spindle are in synchronized operation mode.
[Probable Faulty Locations]
Program error
Program example:
: :
M151 G141
G141 M03 S100
M19 M19
: :
1770 Door interlock
Eeoelale3198
With the door interlock function ON and the door open, an attempt was made to perform any of the following operations:
Spindle rotation, axis movement, turret indexing, M-tool spindle rotation, peripheral equipment operation, sub-spindle rotation, ceiling door open/close.
Or, with the door interlock function ON, an attempt was made to open the door in any of the above states.
On machines equipped with ATC and door interlock specifications, the front door was opened during ATC operation.
[Character-string]
Coordinate system used for G140, G141, or G142
[Code]
1-> Spindle rotation
2-> M-tool spindle rotation
LC37-003 P-124
SECTION 4 ALARM-A
3-> Axis movement
4-> Turret indexing
5-> Door interlock external input is ON.
6-> Sub-spindle or auxiliary spindle rotation
10-> Ceiling door open/close command was designated while front door was not closed.
11-> Loader door was opened while spindle was rotating.
12-> Loader door was opened while M-tool spindle was rotating.
13-> Loader door was opened while axis was moving.
14-> Loader door was opened while turret was indexing.
15-> Loader door was opened during ATC operation or parts catcher operation.
16-> High-pressure coolant command was issued while door was not closed, or door close confirmation signal turned OFF during high-pressure coolant supply.
17-> In manual or MDI mode, an attempt was made to perform spindle rotation (including spindle orientation, jog, external jog, etc.) while door close confirmation signal was OFF (front door close confirmation
signal: Sub-station 14 (input) strobe 2 bit 1).
18-> In manual or MDI mode, an axis movement command was issued while door close confirmation signal was OFF.
19-> In manual or MDI mode, a turret indexing command was issued while door close confirmation signal was OFF.
20-> In manual or MDI mode, a chuck open/close command was issued while door close confirmation signal was OFF.
21-> In manual or MDI mode, a tailstock advance/retract command was issued while door close confirmation signal was OFF.
22-> In manual or MDI mode, a coolant or additional coolant 1 command was issued while door close confirmation signal was OFF.
23-> In manual or MDI mode, an air blow command was issued while door close confirmation signal was OFF.
25-> Coolant (M08) command was issued (or pushbutton operated) while door close confirmation signal was OFF, or door close confirmation signal turned OFF during execution of coolant (M08) command.
26-> Spindle orientation command was issued while door close confirmation signal was OFF, or door close confirmation signal turned OFF during execution of spindle orientation command.
27-> Spindle jog command was issued while door close confirmation signal was OFF, or door close confirmation signal turned OFF during execution of spindle jog command.
28-> Chuck indexing command was issued while door close confirmation signal was OFF, or door close confirmation signal turned OFF during execution of chuck indexing command.
35-> For CE-marked machines: Full-enclosure command was issued while auto door open/close (safety rubber switch) was OFF.
36-> For CE-marked machines: In full-enclosure state, auto door open/close (safety rubber switch) turned OFF.
37-> On machines with front door auto open/close control function, front door open command was issued while return operation was ON in front door closed state, or while front
door close confirmation signal was OFF.
38-> On machines equipped with door area sensor, door open or door close command was issued while door area sensor was OFF.
39-> On machines equipped with door area sensor, door area sensor turned OFF during door open or door close operation.
41-> This code alarm occurs when main spindle, M-tool spindle, or sub-spindle receives a rotation command exceeding the maximum allowable speed under the following conditions:
1. Door interlock type
2. Interlock release switch ON
3. Not in single block operation mode
42-> In the state of code 41, axis feed was excessive.
50-> Front door was opened during ATC operation.
51-> With door interlock ON and front door open, an attempt was made to perform ATC operation; or with door interlock OFF and front door open, an attempt was made to perform operation other than "one-step advance", "one-step retract", or arbitrary ATC
operation.
52-> When entering auto single block operation mode with door interlock OFF, chuck open/close command was executed while front door was not closed.
53-> When entering auto single block operation mode with door interlock OFF, front door was opened during execution of chuck open/close command.
54-> When entering auto single block operation mode with door interlock OFF, tailstock advance/retract command was executed while front door was not closed.
55-> When entering auto single block operation mode with door interlock OFF, front door was opened during execution of tailstock advance/retract command.
56-> With door interlock OFF and front door open, turret indexing command was executed without entering auto single block operation mode.
57-> With door interlock ON and front door open, chuck unclamp/clamp command was executed.
58-> With door interlock ON, front door was opened during execution of chuck unclamp/clamp command.
59-> With door interlock ON and front door open, tailstock advance/retract command was executed.
60-> With door interlock ON, front door was opened during execution of tailstock advance/retract command.
61-> With door interlock ON and front door open, steadyrest advance/retract command was executed.
62-> With door interlock ON, front door was opened during execution of steadyrest advance/retract command.
63-> With door interlock ON and front door open, steadyrest open/close command was executed.
LC37-003 P-125
SECTION 4 ALARM-A
64-> With door interlock ON, front door was opened during execution of steadyrest open/close command.
65-> In automatic mode, door was not completely closed.
66-> Turret indexing command was issued via "Turret Index" pushbutton on sub-operation panel while front door was not completely closed.
67-> Front door close command was executed while main spindle front small door was not completely closed.
68-> Front door was opened while main spindle front small door was not completely closed.
[Probable Faulty Locations]
Operation error
Door close confirmation limit switch; faulty dog position
[Measures to Take]
Do not open the door while the spindle is rotating or other axes are moving.
Replace the limit switch if damaged. Adjust the dog position.
1771 Door open/close limit switch failure
Eeoelale3199 Front door or ceiling door open/close status limit switch is abnormal.
[Code]
None-> Front door open/close status limit switch failure, for door interlock type S specification.
1-> Ceiling door open/close status limit switch failure, for door interlock type S specification.
3-> Front door open/close status limit switch failure, for mechanical lock type door specification.
[Probable Faulty Locations]
When no code is displayed: Front door open/close status limit switch failure, or improper dog position.
When code is 1: Ceiling door open/close status limit switch failure, or improper dog position.
When code is 3: Open/close status limit switch failure of mechanical lock type door.
[Measures to Take]
Check the limit switch position. Replace the faulty switch.
Replace the door open/close limit switch of the mechanical lock type door.
1772 Door open/close condition
Eeoelale3200 Front door open/close command was issued while ceiling door was open, or ceiling door open/close command was issued while front door was open.
[Code]
1-> Ceiling door open/close command was issued while front door was open.
2-> Front door open/close command was issued while ceiling door was open.
3-> Ceiling door open command was issued while spindle was rotating.
4-> Ceiling door open command was issued while axis was moving.
5-> Ceiling door open command was issued while turret was indexing.
6-> Front door open command was issued while spindle was rotating.
7-> Front door open command was issued while axis was moving.
8-> Front door open command was issued while turret was indexing.
9-> Ceiling door open command was issued while M-tool spindle was rotating.
10-> Front door open command was issued while M-tool spindle was rotating.
1773 Door interlock reset
Eeoelale3201
On CE-marked machines, the magnetic switches in high-accuracy VAC and servo drive unit turn OFF when the door opens, and after the door is closed, the magnetic switches can be turned ON again by pressing the reset switch. When the switch state changes from OFF to ON, an alarm will be generated if the following conditions are not satisfied:
1) Feed axes (including spindle under C-axis control mode) must move at least 500 microns away from the position detected when the magnetic switch was turned OFF.
2) Spindle or M-tool spindle in orientation, synchronized, or contour generation mode must rotate at least 0.36 degrees (equivalent to 500 microns) away from the position detected when the magnetic switch was turned OFF.
[Object]
SYSTEM, AXIS, M-tool spindle
LC37-003 P-126
SECTION 4 ALARM-A
1774 Touch setter
Eeoelale3202
An attempt was made to advance or retract the touch setter (touch setter advance/retract command M117/M118) when touch setter advance/retract conditions were not met, or when a condition preventing continuation occurred during touch setter forward movement.
[Object]
SYSTEM
[Code]
1-> Touch setter advance/retract command was designated when spindle stop request was not met:
– Spindle zero speed signal is ON.
– Spindle stop signal is ON.
– Spindle rotation signal is OFF.
2-> Sensor head advance/retract command was designated when the tailstock was not at the retract position on a machine with steadyrest specifications.
3-> Sensor head advance/retract command was designated when the chuck was not unchucked.
4-> Sensor head advance/retract command was designated when interlocked equipment was not at the retracted position.
5-> Sensor head advance/retract command was designated when the turret was not at the Z-axis travel limit.
6-> Workpiece presence confirmation signal turned ON while the sensor head was advancing.
7-> Sensor head advance/retract command was designated when the tool setter arm was not at the advance limit position.
8-> Sensor head advance/retract command was designated while the robot inside machine confirmation signal was ON (for machines equipped with a robot).
9-> Sensor head advance/retract command was designated while the loader inside machine confirmation signal was ON (for machines equipped with a loader).
10-> Sensor head advance/retract command was designated when the dedicated work rest was not at the retract position.
11-> Sensor head advance/retract command was designated when the temporary rest was not at the bottom end.
12-> Sensor head advance command was designated when the parts catcher was not at the retract position.
13-> Sensor head advance/retract command was designated when the loader was not at the retract position.
14-> Sensor head advance/retract command was designated while the C-axis was rotating.
15-> Sensor head advance/retract command was designated when the sub-spindle chuck was not unchucked.
16-> Sensor head advance/retract command was designated when the sub-spindle was not at the W-axis travel limit position.
17-> Sensor head advance/retract command was designated when the machine door was not closed.
18-> Sensor head advance/retract command was designated while the M-tool spindle was rotating.
19-> Sensor head advance/retract command was designated when the work rest was not at the Z-axis front end, or when the steadyrest was not at the X-axis retract position, or when the tow-along steadyrest was in the touch setter
interference zone.
20-> Sensor head advance/retract command was designated when the "work pusher retract position" input signal was not ON.
21-> Sensor head advance command was designated when the deburring unit was not at the retract position.
22-> Sensor head advance command was designated when the temporary rest was not at the lowest position.
23-> Sensor head advance command was designated when the spindle was not at the fixed angle position.
[Probable Fault Cause]
Parts catcher retract position input signal (I/O input No. 51 bit 9 (iPCBA)) failure
Program error
Program Example:
M03 S5000
M117
Operation error
Operation Example:
Manual turret movement when not at the Z-axis travel limit position.
1775 Touch setter limit
Eeoelale3203
The touch setter arm retract position confirmation signal turned OFF while the spindle, M-tool spindle, or C-axis was rotating, or while the turret was moving or indexing in a mode other than manual mode or manual interrupt mode; or the touch setter arm advance position confirmation signal turned OFF during execution of a touch setter cycle.
[Object]
System
[Code]
1-> Touch setter arm retract position signal turned OFF during spindle rotation.
2-> Touch setter arm retract position signal turned OFF during M-tool spindle rotation.
3-> Touch setter arm retract position signal turned OFF during C-axis rotation.
4-> Touch setter arm retract position signal turned OFF during turret movement.
5-> Touch setter arm retract position signal turned OFF during turret indexing.
6-> Touch setter arm retract position signal turned OFF when the W-axis was not at the positive limit.
LC37-003 P-127
SECTION 4 ALARM A
7-> Touch setter arm retract position signal turned OFF when the spindle chuck was not unchucked.
8-> Touch setter arm retract position signal turned OFF when the sub-spindle chuck was not unchucked.
9-> Touch setter arm retract position signal turned OFF when the door was not closed.
10-> Touch setter arm advance position confirmation signal turned OFF during execution of a touch setter cycle.
11-> Touch setter arm retract position confirmation signal turned OFF while the deburring unit was at the retract position.
[Probable Fault Cause]
Input signal failure detecting touch setter head position (I/O check No. 26 input bit E (iSHRTC) or bit F (iSHADC)).
Program error: M137 was not designated when calling the gauging subprogram.
Program Example:
M117
CALL OTFRD
[Measures]
Check the program again.
If the alarm is unrelated to the gauging cycle, check the EC input signals.
1776 Sensor head advance
Eeoelale3204 Spindle rotation command (M03, M04) or M-tool spindle rotation command (M13, M14) was issued when the A-side sensor head or B-side sensor head was not at the retract position.
[Object]
System
[Code]
1-> Spindle rotation command (M03, M04) was issued.
2-> M-tool spindle rotation command (M13, M14) was issued.
[Probable Fault Cause]
Sensor head position confirmation input signals: I/O check No. 26 input bit E (iSHRTC) – retract limit; I/O check No. 26 input bit F (iSHADC) – advance
limit.
Program error
Program Example:
G13
M117
:
M03 M41 S100
:
M118
:
[Measures]
Correct the program to retract the sensor head to the standby position before designating the spindle rotation command.
G13
M117
:
M118
M03 M41 S100
:
1777 ATC arm position
Eeoelale3205 ATC tool change arm rotation and positioning interferes with the turret.
[Code]
XX
10-> ATC tool change arm rotation and positioning interferes with the turret.
For LB35 II-MATC-Y, LU45-MATC-Y, the turret can index only at A or C of EA.
For LB15 II-MATC-Y, the turret can index only at EAMG or EA standby position.
11-> After control software installation, the input for each rotation position of the tool change arm turned OFF. This alarm may occur upon the first power-on after software installation. After modifying the corresponding
parameters, turn the power OFF and then ON again to cancel this alarm.
LC37-003 P-128
SECTION 4 ALARM A
1778 ATC turret no dummy tool
Eeoelale3206 An axis motion command was designated when no dummy tool was set in the ATC turret.
[Code]
1-> No dummy tool for L-tool and M-tool
2-> No L-tool
3-> No M-tool
[Probable Fault Cause]
Program error
Operation error
[Measures] Set a dummy tool.
This check function is ignored during dry run.
[Related Specifications]
ATC
1779 Manual tool change operation illegal
Eeoelale3207 Manual tool change command (M70) was issued when the turret was not indexed to the tool change position.
[Code]
1-> Tool change command M70 was issued when the turret was not indexed to the tool change position.
2-> Turret was indexed to a position where tool change cannot be performed during execution of the M70 command.
[Probable Fault Cause]
For LB15 II/LB35 II-MATC-Y, LU45-MATC-Y, tool change is permitted only when T1 is indexed to the cutting position and other tool stations are indexed to the ATC position. If the turret is not
indexed to a tool changeable position, this alarm occurs.
1780 ATC manual operation mode disabled
Eeoelale3208 The parameter enabling ATC arbitrary operation is turned ON, but manual operation mode is not selected.
1781 Loader/robot interference
Eeoelale3209 While the robot/loader was inside the machine, the interference detection switch mounted on it turned OFF upon interference with the machine, or the robot/loader "robot in vertical
position" confirmation signal turned OFF.
[Object]
System
[Probable Fault Cause]
Headstock loading/unloading position setting error.
Interference detection switch failure.
Robot in vertical position limit switch failure.
[Measures]
Check the headstock loading/unloading position.
Replace the interference detection switch.
Replace the robot in vertical position limit switch.
1782 Power-on sequence error
[Code] Eeoelale3210
3-> Sequence error during system power-on.
[Probable Fault Cause]
Relay control circuit failure
[Measures]
Replace the emergency stop OFF delay relay or axis control ON relay.
LC37-003 P-129
SECTION 4 ALARM A
1783 Turret unclamp time over
Eeoelale3211 Turret cannot unclamp, or unclamp time is too long.
[Object]
Axis
[Code]
1-> Turret unclamp limit switch does not turn ON.
2-> TA-axis clutch connection limit switch does not turn ON.
[Probable Fault Cause]
Turret unclamp limit switch failure
Hydraulic pressure too low
Hydraulic cylinder or valve failure
1784 Turret clamp time over
Eeoelale3212 Turret cannot clamp, or clamp time is too long.
[Object]
Axis
[Code]
1-> Turret unclamp limit switch does not turn ON.
2-> TA-axis position is incorrect.
[Probable Fault Cause]
Turret clamp limit switch failure
Hydraulic pressure too low
Hydraulic cylinder or valve failure
Position encoder offset data error.
Set positioning data error.
1785 NC parameter data transfer error
Eeoelale3213 Error occurred during NC data transfer.
[Measures]
Turn the power OFF and then ON again.
1786 Coolant unit error
Eeoelale3214
<High-pressure coolant specifications>
High-pressure coolant alarm input signal turned OFF.
<Centralized coolant specifications>
Both upper limit float switch and lower limit float switch signals turned OFF, or coolant alarm signal turned OFF.
[Code]
1-> Both upper limit float switch and lower limit float switch turned OFF.
2-> Coolant alarm signal turned OFF.
1787 Door open/close answerback
Eeoelale3215 There was no answerback signal within the preset time after the door open or door close command was issued (MC SYSTEM PARAMETER No. 2 Turret/Door "DOOR OPEN/CLOSE MONITOR TIMER").
1788 Door cover interlock
Eeoelale3216 When automatic operation mode/MDI operation mode is selected, the side door or rear cover is not closed. Or when spindle rotation is executed in manual operation mode/manual interrupt mode,
The side door or rear cover is not closed.
The gauge block cover inside the machine or cleaning window is not closed.
[Code]
1-> In automatic operation/MDI operation mode, while the gauge block cover inside the machine was not closed, a tool other than the sensor was selected at the cutting position and the
transfer axis movement command was executed.
LC37-003 P-130
SECTION 4 ALARM-A
2-> Spindle rotation command was executed when the door for chuck open/close limit switch adjustment was open. Or, the door for chuck open/close
limit switch adjustment was opened during spindle rotation.
1789 Steady rest interlock
[Probable Fault Cause] Eeoelale3217
One of the conditions for steady rest operation was not satisfied.
[Code]
1-> Steady rest mounted on XB saddle or Turret B: Turret movement command was issued when steady rest open signal was OFF.
2-> Disconnect type steady rest: Turret movement command was issued when steady rest open signal was OFF.
3-> Steady rest command was issued during spindle rotation.
4-> Spindle rotation command was issued when steady rest close signal was OFF. Steady rest close signal turned OFF during spindle rotation. Disconnect type steady rest: Spindle rotation command was issued when steady rest close or steady
rest advance end signal was OFF. Disconnect type steady rest: Steady rest close or steady rest advance end signal turned OFF during spindle rotation.
7-> Steady rest movement command was issued when steady rest switch was set to OFF.
11->XB saddle steady rest: Turret index position free command was issued.
1790 Bar feeder not ready
Eeoelale3218 When linked operation is ON, the "linked device - spindle interlock input" (spindle rotation ready) signal turned OFF during spindle rotation. Or, after spindle rotation command was issued in linked operation mode,
the "linked device - spindle interlock input" (spindle rotation ready) signal turned OFF.
1791 Bar feeder advance/retract command
Eeoelale3219 When bar feeder advance/retract command was issued, chuck status did not match the set status.
[Code]
1-> Bar feeder advance command (M93) was issued when the chuck was not unclamped.
2-> Bar feeder retract command (M92) was issued when the chuck was not unclamped.
3-> Bar feeder advance command (M92) was issued when the chuck was not clamped.
1792 Turret rotation interlock
[Probable Fault Cause] Eeoelale3220
Turret indexing command was issued when any of the turret indexing conditions was not satisfied. Turret indexing command with an illegal indexing range was issued.
[Code]
5-> Turret indexing command with an illegal indexing range was issued.
6-> Turret indexing command with illegal indexing range parameter data was issued.
7-> Turret indexing command was issued when turret was indexing in an illegal indexing range.
1793 Side door interlock
[Code] Eeoelale3221
1-> In automatic operation or MDI operation mode, the side door is not closed.
2-> In manual interrupt mode, one side door is not closed during spindle rotation, or spindle rotation command was executed when the side door was not closed.
3-> Turret indexing command via turret index pushbutton on main operation panel was executed when one side door was not closed.
4-> Spindle rotation or axis movement was executed when one side door was not closed.
5-> Turret indexing command via turret index pushbutton on sub-operation panel was executed when the condition was not door interlock ON and side door closed.
1794 Rear door interlock
[Code] Eeoelale3222
1-> In automatic operation or MDI operation mode, the rear door is not closed.
2-> In manual interrupt mode, one rear door is not closed during spindle rotation, or spindle rotation command was executed when the rear door was not closed.
LC37-003 P-131
SECTION 4 ALARM-A
1795 Side door open/close limit switch failure
[Code] Eeoelale3223
1-> For mechanical lock type side door specification, side door open/close confirmation limit switches failed.
1796 Turret index clutch disengage error
Eeoelale3224 For multi-machining turret with 1 motor specification, turret clutch cannot be disengaged or timed out. Or, M-tool spindle rotation command was commanded when the turret indexing clutch was engaged.
1797 Mode select error
Eeoelale3225
1798 Steady rest clamp error
[Code] Eeoelale3286
1-> After open/close end limit switch turned OFF and close limit switch turned ON, open/close end limit switch turned
ON before steady rest clamp timer timed out. (Steady rest clamp confirmation type)
1800 Lock switch failure
Eeoelale3227
1801 Illegal bar feeder setting position
Eeoelale3228
1802 Safety guard interlock
Eeoelale3287 An operation prohibited when the safety guard is not locked was executed when the safety guard was not locked. (OGL loader with CE-mark specification).
[Code]
X
1-> When the safety guard was not locked, loader start pushbutton on optional loader panel was pressed in loader linked mode.
[Probable Fault Cause]
Operation error
Start enable pushbutton on loader teach pendant is defective.
Limit switch on safety guard is defective.
[Measures to Take]
Check the operation procedure.
Replace the loader teach pendant.
Replace the limit switch on safety guard.
1803 Machine start enable pushbutton error
Eeoelale3288 In loader teach mode, the start enable pushbutton on the machine remained ON for 5 seconds or longer, where the start enable pushbutton on the loader teach pendant is effective and the start enable pushbutton on the machine is
ineffective. (OR robot/OGL loader with CE-mark specification)
[Probable Fault Cause]
Operation error
Start enable pushbutton on the machine is defective.
[Measures to Take]
Check the operation procedure.
Replace the start enable pushbutton on the machine.