How do I fix and clear Mazak alarm 651?

Change the setting of parameter SA51 to a value between 0 and 4.

CRITICALAlarm code

651

GEAR PARAMETER ERROR (WNo., UNo., SNo.)

Q: What does Mazak alarm 651 mean?

Mazak alarm 651 is "GEAR PARAMETER ERROR (WNo., UNo., SNo.)". An attempt has been made to execute the point-, line- or face-machining MAZATROL program when the setting of parameter SA51 was "5" or more. Error type: Registered Data — program or tool data error.

What it means

An attempt has been made to execute the point-, line- or face-machining MAZATROL program when the setting of parameter SA51 was "5" or more.

What to do

1Change the setting of parameter SA51 to a value between 0 and 4.

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 →