What does Mazak alarm 43 mean?

Mazak alarm 43 is "SPINDLE MALFUNCTION 2". The spindle (NC reset level) is abnormal. The inertia on the spindle is excessive. Error type: Servo — servo control mechanism malfunction. Machine state: Emergency stop — machine fully stopped.

How do I fix and clear Mazak alarm 43?

Contact the nearest Mazak Technical Center or Technology Center. Note : If this alarm is displayed after replacing the workpiece, the situation may be improved by executing the inertia estimation function. Clearing procedure: Fix cause → press RESET.

ALARMSMazatrol Assistant

CRITICALAlarm code

SPINDLE MALFUNCTION 2

What it means

The spindle (NC reset level) is abnormal. The inertia on the spindle is excessive.

What to do

1Contact the nearest Mazak Technical Center or Technology Center.
2Note : If this alarm is displayed after replacing the workpiece, the situation may be improved by executing the inertia estimation function.

Codebook — decoded

CError typeServo — servo control mechanism malfunction

HStop statusEmergency stop — machine fully stopped

OClearingFix cause → press RESET

Still faulted after these steps? Do not restart under load — ask the Mazatrol assistant.

Still stuck? Ask the Mazatrol assistant →