How do I fix and clear Mazak alarm 503?

Delete unnecessary programs, or save the programs onto an external storage and then delete them. After that, load the particular program. Clearing procedure: Tap alarm clear button.

ALARMSMazatrol Assistant

NOTICEAlarm code

503

CANNOT LOAD (TOO MANY PROGRAMS) (WNo., )

Q: What does Mazak alarm 503 mean?

Mazak alarm 503 is "CANNOT LOAD (TOO MANY PROGRAMS) (WNo., )". An attempt has been made to load more machining programs than the maximum number of programs that can be registered within the NC unit. Error type: Operation — wrong key or incorrect operation. Machine state: Operation continued — machine still running.

What it means

An attempt has been made to load more machining programs than the maximum number of programs that can be registered within the NC unit.

What to do

1Delete unnecessary programs, or save the programs onto an external storage and then delete them.
2After that, load the particular program.

Codebook — decoded

AError typeOperation — wrong key or incorrect operation

LStop statusOperation continued — machine still running

SClearingTap alarm clear button

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

Still stuck? Ask the Mazatrol assistant →