How do I fix and clear Mazak alarm 855?

Review the program and correct it so that the number of user macro calls does not exceed the maximum number of calls permitted by the specifications.

ALARMSMazatrol Assistant

CRITICALAlarm code

855

USER MACRO NESTING EXCEEDED (WNo., NNo., BNo.)

Q: What does Mazak alarm 855 mean?

Mazak alarm 855 is "USER MACRO NESTING EXCEEDED (WNo., NNo., BNo.)". The maximum permissible degree of multiplicity of user macro calls has been exceeded. Error type: Registered Data — program or tool data error.

What it means

The maximum permissible degree of multiplicity of user macro calls has been exceeded.

What to do

1Review the program and correct it so that the number of user macro calls does not exceed the maximum number of calls permitted by the specifications.

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 →