How do I fix and clear Mazak alarm 142?

Check for incorrect wiring of the input mode key. Clearing procedure: Press RESET to clear.

WARNINGAlarm code

142

NONE OR DUPLICATE OPERAT. MODE

Q: What does Mazak alarm 142 mean?

Mazak alarm 142 is "NONE OR DUPLICATE OPERAT. MODE". An operation mode has not been selected, or more than one operation mode have been selected. The automatic operation key is malfunctioning. Error type: Operation — wrong key or incorrect operation. Machine state: Feed hold — feed stopped, machine ready.

What it means

An operation mode has not been selected, or more than one operation mode have been selected. The automatic operation key is malfunctioning.

What to do

1Check for incorrect wiring of the input mode key.

Codebook — decoded

AError typeOperation — wrong key or incorrect operation

KStop statusFeed hold — feed stopped, machine ready

PClearingPress RESET to clear

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

Still stuck? Ask the Mazatrol assistant →