How do I fix and clear Mazak alarm 1812?

Cancel “Tool length correction in the tool axial direction” to execute the G- or T-command. Clearing procedure: Fix cause → press RESET.

ALARMSMazatrol Assistant

CRITICALAlarm code

1812

ILLEGAL CMD IN G43.1 MODE (WNo., NNo., BNo.)

Q: What does Mazak alarm 1812 mean?

Mazak alarm 1812 is "ILLEGAL CMD IN G43.1 MODE (WNo., NNo., BNo.)". An incorrect command (such as a G-command or a T-command) has been entered during “Tool length correction in the tool axial direction”. Error type: Registered Data — program or tool data error. Machine state: Operation continued — machine still running.

What it means

An incorrect command (such as a G-command or a T-command) has been entered during “Tool length correction in the tool axial direction”.

What to do

1Cancel “Tool length correction in the tool axial direction” to execute the G- or T-command.

Codebook — decoded

BError typeRegistered Data — program or tool data error

LStop statusOperation continued — machine still running

OClearingFix cause → press RESET

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

Still stuck? Ask the Mazatrol assistant →