How do I fix and clear Mazak alarm 373?

Check and adjust the coolant unit tank pressure. Clearing procedure: Fix cause → press RESET.

CRITICALAlarm code

373

HIGH PRE COOL SYS. PRE. ALARM

Q: What does Mazak alarm 373 mean?

Mazak alarm 373 is "HIGH PRE COOL SYS. PRE. ALARM". The pressure in the coolant unit tank of a machine of the high-pressure coolant specifications has decreased. Error type: Machine (PLC) — machine failure. Machine state: Feed hold — feed stopped, machine ready.

What it means

The pressure in the coolant unit tank of a machine of the high-pressure coolant specifications has decreased.

What to do

1Check and adjust the coolant unit tank pressure.

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 →