How do I fix and clear Mazak alarm 774?

Delete the inappropriate HEAD unit from the program.

CRITICALAlarm code

774

HEAD UNIT IN PROGRAM (WNo., UNo., SNo.)

Q: What does Mazak alarm 774 mean?

Mazak alarm 774 is "HEAD UNIT IN PROGRAM (WNo., UNo., SNo.)". For the execution of an independent program: A head selection unit (HEAD) is erroneously set in a program to be run independently on either HD side. Error type: Registered Data — program or tool data error.

What it means

For the execution of an independent program: A head selection unit (HEAD) is erroneously set in a program to be run independently on either HD side.

What to do

1Delete the inappropriate HEAD unit from 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 →