How do I fix and clear Mazak alarm 846?

Check the specifications and the variables numbers in the program.

CRITICALAlarm code

846

DESIGNATED NUMBER NOT FOUND (WNo., NNo., BNo.)

Q: What does Mazak alarm 846 mean?

Mazak alarm 846 is "DESIGNATED NUMBER NOT FOUND (WNo., NNo., BNo.)". The designated variables number is larger than the maximum variables number permitted by the specifications. Error type: Registered Data — program or tool data error.

What it means

The designated variables number is larger than the maximum variables number permitted by the specifications.

What to do

1Check the specifications and the variables numbers in the program.

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 →