How do I fix and clear Mazak alarm 939?

Without G33 option, G33 threading command cannot be used.

CRITICALAlarm code

939

NO THREAD CUTTING OPTION (WNo., NNo., BNo.)

Q: What does Mazak alarm 939 mean?

Mazak alarm 939 is "NO THREAD CUTTING OPTION (WNo., NNo., BNo.)". An attempt has been made to execute operation or tool path check of the program that contains G33 command (threading), although G33 option is not provided.

What it means

An attempt has been made to execute operation or tool path check of the program that contains G33 command (threading), although G33 option is not provided.

What to do

1Without G33 option, G33 threading command cannot be used.

Codebook — decoded

A (A)Error typeunspecified

K (L)Stop statusunspecified

P (S)Clearingunspecified

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

Still stuck? Ask the Mazatrol assistant →