How do I fix and clear Mazak alarm 265?

Check the neutral gear of the turning spindle. If the alarm is not released, contact the nearest Mazak Technical Center or Technology Center. Clearing procedure: Fix cause → press RESET.

ALARMSMazatrol Assistant

CRITICALAlarm code

265

NEUTRAL SENSOR MALFUNCTION

Q: What does Mazak alarm 265 mean?

Mazak alarm 265 is "NEUTRAL SENSOR MALFUNCTION". The neutral gear of the turning spindle is faulty. 1. The neutral gear check sensor does not turn ON when the neutral gear select command is executed. 2. The neutral gear check sensor turned OFF in the neutral gear selected state. Error type: Machine (PLC) — machine failure. Machine state: Feed hold — feed stopped, machine ready.

What it means

The neutral gear of the turning spindle is faulty. 1. The neutral gear check sensor does not turn ON when the neutral gear select command is executed. 2. The neutral gear check sensor turned OFF in the neutral gear selected state.

What to do

1Check the neutral gear of the turning spindle.
2If the alarm is not released, contact the nearest Mazak Technical Center or Technology Center.

Codebook — decoded

FError typeMachine (PLC) — machine failure

KStop statusFeed hold — feed stopped, machine ready

OClearingFix cause → press RESET

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

Still stuck? Ask the Mazatrol assistant →