What does Mazak alarm 31 mean?

Mazak alarm 31 is "SERVO MALFUNCTION 1". The servo (power-off level) is abnormal. The inertia on the servo axis is excessive. Error type: Servo — servo control mechanism malfunction. Machine state: Emergency stop — machine fully stopped.

How do I fix and clear Mazak alarm 31?

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: Power OFF → fix cause → Power ON.

ALARMSMazatrol Assistant

CRITICALAlarm code

SERVO MALFUNCTION 1

What it means

The servo (power-off level) is abnormal. The inertia on the servo axis 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

MClearingPower OFF → fix cause → Power ON

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

Still stuck? Ask the Mazatrol assistant →