How do I fix and clear Mazak alarm 959?

Review the settings on the WORK OFFSET display.

CRITICALAlarm code

959

WORKPIECE COORDINATE ERROR (WNo., NNo., BNo.)

Q: What does Mazak alarm 959 mean?

Mazak alarm 959 is "WORKPIECE COORDINATE ERROR (WNo., NNo., BNo.)". The origin of the workpiece coordinate system does not lie on the axis of rotation of the table. Error type: Registered Data — program or tool data error.

What it means

The origin of the workpiece coordinate system does not lie on the axis of rotation of the table.

What to do

1Review the settings on the WORK OFFSET display.

Codebook — decoded

BError typeRegistered Data — program or tool data error

I (L)Stop statusunspecified

O (S)Clearingunspecified

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

Still stuck? Ask the Mazatrol assistant →