Fanuc alarm: 4504 – ILLEGAL COMMAND IN ARC

CNC Machine Alarm Error & Message: 4504 – ILLEGAL COMMAND IN ARC
Fanuc Alarm Description:
In an arc (G77) command, the radius (I) or the number of holes (K) was set to zero or a negative value. Alternatively, I, J, K, or P was not specified.

Additional Suggestions & Fanuc alarm: 4504 – ILLEGAL COMMAND IN ARC Clarification:
None currently

Troubleshooting Recommendations for (Fanuc alarm: 4504 – ILLEGAL COMMAND IN ARC) Error Message:

Fanuc CNC Control Models Applicable:16/18/21, 16i/18i/21i, 160i/180i/210i, ,


Fanuc alarm: 4504 – ILLEGAL COMMAND IN ARC