ILLEGAL POWER LINE
Fanuc · Series 0i-D/0i Mate-D Maintenance
¿Qué significa SP9055 ?
This Fanuc Series 0i-D/0i Mate-D spindle alarm indicates that the power line state signal of the magnetic contactor for selecting a spindle or output is abnormal. This suggests a problem with the contactor or its control logic.
Causas comunes
- Faulty or worn magnetic contactor (MC) for spindle selection or output.
- Incorrect PMC sequence program controlling the magnetic contactor.
- Wiring error or loose connection to the magnetic contactor's coil or auxiliary contacts.
- Failure of the auxiliary contacts providing feedback to the control system.
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Inspect the magnetic contactor (MC) responsible for selecting the spindle or output power line; check for wear, pitting, or mechanical issues.
- 2
Verify the auxiliary contacts of the magnetic contactor that provide feedback to the control system are operating correctly.
- 3
Check the wiring connections to and from the magnetic contactor for looseness, damage, or incorrect termination.
- 4
Review the PMC sequence program that controls the magnetic contactor to ensure its logic is correct and matches the machine's operation.
- 5
Test the magnetic contactor's operation manually (if safe) to observe its switching and feedback signals.