OSP-P20L Alarm and Error List (Alarm C)-2

Alarm & Error List (Alarm C)

3843 Safety door open
[Code]
1->Safety door opened while interlock mode was ON.

3844 Grease lubrication flow
[Code]
1->Loader grease lubrication check 1 input signal never turned ON.
2->Loader grease lubrication check 2 input signal never turned ON.
3->Conveyor grease lubrication check input signal never turned ON.
4->Loader grease lubrication check 1 input signal never turned OFF.
5->Loader grease lubrication check 2 input signal never turned OFF.
6->Conveyor grease lubrication check input signal never turned OFF.

3845 Coolant level low limit detected
Coolant is low.
[Code]
1->Coolant low limit signal (IO check No. 36 bit 6 iCOLLO/) remained ON for 1 second or longer.
[Probable Fault Cause]
1) Coolant level
2) Float switch position
3) Defective float switch
[Countermeasures]
1) Replenish coolant.
2) Check the float switch.
3) Replace the float switch.

3846 Machine panel interference position
[Code]
1->Machine panel is not at the retracted position.

3847 Limit switch/proximity switch failure
Limit switch/proximity switch did not reach operation completion state after a specified time.
[Code]
1->Upper door open limit switch did not respond after a specified time.
2->Upper door close limit switch did not respond after a specified time.
3->Chuck open limit switch did not respond after a specified time.
4->Chuck close limit switch did not respond after a specified time.
5->During T1 command, tool number input switch SQ1 or SQ2 did not respond after a specified time.
6->During T2 command, tool number input switch SQ1 or SQ4 did not respond after a specified time.
7->During T3 command, tool number input switch SQ1 or SQ3 did not respond after a specified time.
8->During T4 command, tool number input switch SQ1 or SQ5 did not respond after a specified time.
9->During T5 command, tool number input switch SQ1, SQ2, SQ3, or SQ5 did not respond after a
specified time.
10->During T6 command, tool number input switch SQ1, SQ3, SQ4, or SQ5 did not respond after a
specified time.
11->During T7 command, tool number input switch SQ1, SQ2, SQ3, or SQ4 did not respond after a
specified time.
12->During T8 command, tool number input switch SQ1, SQ2, SQ4, or SQ5 did not respond after a
specified time.
13->Turret clamp confirmation switch did not respond after a specified time.
14->Turret unclamp confirmation switch did not respond after a specified time.
15->Tailstock clamp confirmation switch did not respond after a specified time.
16->Tailstock unclamp confirmation switch did not respond after a specified time.
17->Tailstock retract confirmation switch did not respond after a specified time.
18->Tailstock advance confirmation switch did not respond after a specified time.
19->R-side top door switch confirmation switch remained ON simultaneously for 2 seconds or longer.
20->L-side top door switch confirmation switch remained ON simultaneously for 2 seconds or longer.

3848 Workpiece damage prevention device failure
Workpiece damage prevention device abnormality remained OFF for 2 seconds or longer.

3849 Tool counter full
Tool counter count full.
Reset the tool counter.
[Code]
1->Tool counter 1 count full.
2->Tool counter 2 count full.
3->Tool counter 3 count full.
4->Tool counter 4 count full.
5->Tool counter 5 count full.
6->Tool counter 6 count full.
7->Tool counter 7 count full.
[Related Specifications]
Tool counter

3850 External
External alarm occurred (external alarm C signal turned OFF).
[Code]
None->Problem occurred in external equipment. (For loader interference type)
1->Problem occurred in external equipment.

3851 Tool counter failure
[Code]
1->Tool counter 1 failure.
2->Tool counter 2 failure.

3852 Tailstock chuck position
Tailstock chuck position is indefinite when tailstock is retracted.

3853 Loader limit/proximity switch failure
[Code]
1->Loader hand A switch confirmation input signal remained ON for 2 seconds or longer.
2->Loader hand B switch confirmation input signal remained ON for 2 seconds or longer.
3->Loader swivel hand position confirmation input signal remained ON for 2 seconds or longer.
4->R turnover hand switch confirmation input signal remained ON for 2 seconds or longer.
5->L turnover hand switch confirmation input signal remained ON for 2 seconds or longer.
6->R turnover advance/retract confirmation input signal remained ON for 2 seconds or longer.
7->R turnover overadvance/retract confirmation input signal remained ON for 2 seconds or longer.
8->L turnover advance/retract confirmation input signal remained ON for 2 seconds or longer.
9->L turnover overadvance/retract confirmation input signal remained ON for 2 seconds or longer.
10->R turnover swivel hand position confirmation input signal remained ON for 2 seconds or longer.
11->L turnover swivel hand position confirmation input signal remained ON for 2 seconds or longer.

3854 Chip conveyor stop
[Code]
1->Chip conveyor is in the stopped state.

3855 Oil-air oil level low
Oil level in the oil-air unit is low.
[Code]
1->Oil-air oil level for the grinding wheel spindle is low.
[Probable Fault Cause]
1) Insufficient oil in the oil-air unit.

3856 Coolant motor overload
Coolant motor overload
This alarm occurs when the coolant motor is detected to be overheated or faulty.
[Code]
1->This alarm is issued when the filter motor overload is detected as overheated or faulty.

3857 Oil skimmer overload
[Code]
None->This alarm occurs when the oil skimmer motor is detected to be overheated or faulty.

3874 Sub chip conveyor failure
[Code]
1->Sub chip conveyor failure. Sub chip conveyor alarm signal remained OFF for 1 second or longer.

3875 Absolute encoder failure
Absolute encoder failure
[Code]
1->Attempted to start the NC unit while the absolute encoder [unit failure] signal was OFF.
[Probable Fault Cause]
Check absolute encoder conditions.
1) Power ON
2) Selected operation mode
3) Unit alarm (sensor error, memory error, etc. Refer to Absolute Encoder Manual)

3876 Workpiece loading device
[Code]
1->Workpiece loading device stop signal turned ON.

3877 Workpiece counter full
[Code]
None->Workpiece counter count full.
[Countermeasures]
Reset the workpiece counter.

3878 Central chip conveyor
[Code]
1->Central chip conveyor operation signal turned OFF.
[Probable Fault Cause]
Central chip conveyor is stopped.
[Countermeasures]
Start the central chip conveyor.

3879 Gauging error
[Code]
1->Post-process gauging device gauging error signal.
2->Robot/loader gauging error signal.

3880 Spindle air purge pressure
[Code]
1->The spindle air purge pressure low/signal is OFF.

3881 Turnover cycle time over
Dual loader specification: workpiece transfer command (M312) execution did not complete after 1 minute has elapsed.

3882 Start interlock
[Code]
None->Attempted to start loader program during machine clamping operation state or during workpiece conveyor clamping operation state.
1->Machine start command was executed when neither the X-axis nor the Z-axis was at the positive limit.
2->After no workpiece confirmation, the next cycle did not start after the preset time elapsed.

3883 Chip crusher failure
[Code]
1->Chip crusher failure. Chip crusher error signal remained OFF for 1 second or longer.
2->Chip crusher failure. Chip crusher run signal remained OFF for 1 second or longer.

3884 Workpiece puller answer
[Code]
1->After loader axial workpiece positioning command, the entire operation of the
workpiece pulling device (from advance to retract) did not complete within a specified time.

3885 No workpiece
1->When loader ascended to retract position and machine start was executed, the loading position no workpiece signal was not OFF.

3886 Workpiece present
1->When loader ascended to swivel position and loader swivel position signal was output,
the loading position no workpiece signal was not ON.

3887 Temperature controller failure
System monitors the error signals of each temperature controller; these error signals remained OFF for 2 seconds or longer.
[Code]
1->Coolant unit temperature controller failure.
2->Spindle lubrication unit temperature controller failure.
3->Hydraulic unit temperature controller failure.
4->Filter of hydraulic unit temperature controller is clogged.

3888 Chip conveyor failure
[Code]
None->Chip conveyor failure.
When machine user parameter No. 19 chip conveyor is set to "0", it becomes alarm D 4892
"1 chip conveyor overload/illegal alarm D".
1->Chip conveyor error signal (I.0243) remained OFF for 1 second or longer.
2->Chip conveyor chips full.
When machine user parameter No. 19 chip conveyor: 1. chip conveyor failure
alarm-D is set to "1", it becomes alarm D 4892 chip conveyor failure 2.
3->Machine in automatic operation mode, chip conveyor not in interlock mode.
4->Chip conveyor did not operate after parameter-set time.
10->Chip conveyor is in manual mode.
11->Coolant low level signal issued, chip conveyor coolant tank closed for 1 second or longer.
12->Drum filter clogged.
13->Chip conveyor failure. Chip conveyor
alarm/signal remained OFF for 1 second or longer.
[Countermeasures]
4) Set chip conveyor to forward mode. Or check chip conveyor failure status.

3889 External start
External start signal was ON during automatic operation when M02 or M30 was executed.

3890 Oil tank level low
Insufficient oil in oil tank
[Code]
1->Insufficient oil in oil tank.
2->Oil tank low oil input signal (IO check No. 24 Bit 2 iOILA) remained ON for 2 seconds or longer.

3891 Multi-counter tool life
[Code]
1->Multi-tool counter count reached the tool life set value.

3892 Hydraulic unit oil level lower limit
[Code]
1->Hydraulic unit oil level lowest limit signal remained OFF for 1 second or longer.
2->Hydraulic oil low limit signal remained OFF for 1 second or longer.

3->The hydraulic oil level lower is detected.

3893 Hydraulic unit oil controller alarm
[Code]
1->The hydraulic unit oil controller abnormality signal (I.025D) remained OFF for 1 s or longer.
2->The hydraulic unit cooler abnormality signal (I.0367) remained OFF for 2 s or longer.
3->The hydraulic oil cooler alarm 1 signal (iOPOCA1/) turned OFF.
4->The hydraulic oil cooler alarm 2 signal (iOPOCA2/) turned OFF.

3894 Spindle lubrication oil controller alarm
[Code]
1->The spindle lubrication oil controller abnormality signal (I.025C) remained OFF for 1 s or longer.
2->The spindle lubrication oil cooler abnormality signal (I.0246) remained OFF for 2 s or longer.

3895 Coolant controller alarm
[Code]
1->The coolant controller abnormality signal (I.025B) remained OFF for 1 s or longer.
2->The coolant cooler abnormality signal (I.0366) remained OFF for 2 s or longer.
3->The coolant controller abnormality signal (I.0366) remained OFF for 2 s or longer.
4->The coolant controller abnormality signal (I.0350) remained OFF for 1 s or longer.
5->The coolant cooler alarm 1 signal (iCLOCA1/) turned OFF.
6->The coolant cooler alarm 2 signal (iCLOCA2/) turned OFF.
7->The coolant cooler alarm/ signal remained OFF for 3 s or longer.
The coolant oil controller motor is overloaded.
[Probable Fault Cause]
1) Coolant oil controller motor overload.
[Measures to Take]
1) Check the coolant oil controller motor.

3896 Tool change count full
The tool change counter reached the full count.

3897 Workpiece stocker full
With the workpiece discharge conveyor workpiece full detection specification, the conveyor workpiece full signal of the workpiece discharge conveyor
remained OFF for 10 s or longer.

3898 Cooler abnormality
The cooler in the control cabinet failed.