What does Mazak alarm 427 mean?

Mazak alarm 427 is "MEMORY PROTECT (AUTO MODE)". An attempt has been made to input unallowable data in the automatic operation mode. Error type: Operation — wrong key or incorrect operation. Machine state: Operation continued — machine still running.

How do I fix and clear Mazak alarm 427?

Change the mode over to the manual operation mode, and then input the data. Clearing procedure: Tap alarm clear button.

ALARMSMazatrol Assistant

NOTICEAlarm code

427

MEMORY PROTECT (AUTO MODE)

What it means

An attempt has been made to input unallowable data in the automatic operation mode.

What to do

1Change the mode over to the manual operation mode, and then input the data.

Codebook — decoded

AError typeOperation — wrong key or incorrect operation

LStop statusOperation continued — machine still running

SClearingTap alarm clear button

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

Still stuck? Ask the Mazatrol assistant →