How do I fix and clear Mazak alarm 638?

Review the machining program and increase the radial depth of cut to a value greater than the tool diameter setting in the tool data.

ALARMSMazatrol Assistant

CRITICALAlarm code

638

R DEPTH OF CUT TOO LARGE (WNo., UNo., SNo.)

Q: What does Mazak alarm 638 mean?

Mazak alarm 638 is "R DEPTH OF CUT TOO LARGE (WNo., UNo., SNo.)". Of the face-machining tool sequence data, the setting of the radial depth of cut is smaller than the tool diameter setting on the TOOL DATA display. Error type: Registered Data — program or tool data error.

What it means

Of the face-machining tool sequence data, the setting of the radial depth of cut is smaller than the tool diameter setting on the TOOL DATA display.

What to do

1Review the machining program and increase the radial depth of cut to a value greater than the tool diameter setting in the tool data.

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 →