Okuma Alarms Errors

Okuma Alarm-D 4868 Cycle start interlock A robot/loader cycle start command was issued with the door interlock OFF. Code None->above

Okuma Alarm-D 4869 Chuck was changed Code 1->The Spindle chuck select switch condition was changed.

Okuma Alarm-D 4870 Invalid servo data selection Code 1->It is miss match between the Spindle chuck select switch condition and Selected Spindle Servo data after machine power on. Probable Faulty…

Okuma Alarm-D 4871 Inside barrier Code None->Interference detection of loader swing is canceled.

Okuma Alarm-D 4872 Tailstock fretting Code 1->Tailstock advance count exceeded warning number of times. Measures to Take 1)Please move a Tailstock.

Okuma Alarm-D 4858 Feed rate limit The robot/loader feedrate is being limited (for CE-marked types). Code X None->The robot/loader feedrate in MDI/programmed operation mode with the safety fence locked is…

Okuma Alarm-D 4859 Teaching panel enabling switch error The ENABLE button on the robot/loader teaching panel kept ON for 0.5 seconds or longer when it is not effective mode. The…

Okuma Alarm-D 4860 Multiple safety guards open This alarm occurs if the ENABLE button on the loader teaching panel is pressed with more than one safety guard (safety fence or…

Okuma Alarm-D 4861 Equip. safety fence parameter mismatch A safety fence door determined effective by the M/C system parameter is not mounted or the one determined ineffective is mounted (for…

Okuma Alarm-D 4880 Measurement unit error Code 1->External gauging unit error.

Okuma Alarm-D 4881 NG chute workpiece present Code 1->The NG shot has counted up.

Okuma Alarm-D 4866 No workpiece No workpiece signal(I/O check NO.74 INPUT bit F iLEI13)turned ON.

Okuma Alarm-D 4882 Quality check counter notice count Code 1->Quality check counter is notice count.

Okuma Alarm-D 4883 Tow-along tailstock unclamp The tailstock was unclamped after the Tow-along tailstock unclamp command was retried. Code Decimal number of the retried Times.

Okuma Alarm-D 4884 Tool counter full count Code 1->Tool counter is full count.

Okuma Alarm-D 4874 XB cover interference The monitored axis entered the interference range when XB cover for B-turret was not specified position. Or, XB cover was not specified position when…

Okuma Alarm-D 4875 Please push the NC start button Code 1->The NC cycle start signal failed to come ON within 15 seconds after area sensor signal come off.

Okuma Alarm-D 4876 Please discharge coolant Code 1->The spindle coolant is not discharge.

Okuma Alarm-D 4879 Curvic cover not attached Curvic cover is not attached

Okuma Alarm-D 4888 Mode switch operation error The mode switch was changed to a position other than AUTO with the loader in LINK mode.

Okuma Alarm-D 4877 Invalid positioning point 1->Machine parameter “UL POINT” is not met [parameter condistions] or is not setting. parameter conditions The following condition is met: UL-axis minus limit =<...

Okuma Alarm-D 4878 Pulse handle mode Code 1-> By NC unloader, UL-axis is pulse handle mode.

Okuma Alarm-D 4897 Gauging data ready time out Code 1->The measurement data delay signal was not sent back within the measurement data ready time after the measurement data strobe turned…

Okuma Alarm-D 4898 Power save ON The machine was put in energy saving mode by the energy save command from the peripheral equipment. The machine was put in energy saving…

Okuma Alarm-D 4900 Motor not ready to start The loader (robot) axis drive unit is not ready to start. Manual control and START are disabled when this status exists. Probable…

Okuma Alarm-D 4903 Reboot enabled parameter set Unless a power supply was used again, the parameter which does not become effective had set.

Okuma Alarm-D 4885 Quality check counter full count Code 1->Quality check counter is full count.

Okuma Alarm-D 4904 Barrier intrusion This machine, interference area of peripheral equipment were entered by manual operation running. Code A pair number of interference barrier Probable Faulty Locations Operation error

Okuma Alarm-D 4886 Tool counter warning Code 1->Tool counter has reached the present count for warning.

Okuma Alarm-D 4905 Safety speed clamping Concerning CE-mark specification of OGL loader, a feed rate of loader-axis is in restrictive operation. Object Axis Measures to Take Please close this guard.

Okuma Alarm-D 4890 Dust collector in local mode Code 1->The lathe operation mode switch was set to AUTO with the dust collector in the LOCAL mode. 2->The dust collector is…

Okuma Alarm-D 4891 Chip conveyor in local mode Code 1->The lathe operation mode switch was set to CONTINUOUS with the chip conveyor in the LOCAL mode. 2->The machine was put…

Okuma Alarm-D 4892 Chip conveyor error Code none->Chip coveyer failed. If “0” is set at MC USER PARAMETER No.19 CHIP CONVEYER “1. Chip conveyer overload/illegal alarmD” the alarm C 3888…

Okuma Alarm-D 4893 OP panel not at retract position The operation panel retract position signal is OFF (for operation panel retract position interlock types).

Okuma Alarm-D 4894 Multi-counter tool life warning Code 1->The tool multi-counter has reached the preset count for warning the operator of the end of tool life (The multi-counter tool life…