Fanuc Alarm: 4502 ILLEGAL COMMAND IN BOLT HOLE

Fanuc Alarm 4502 ILLEGAL COMMAND IN BOLT HOLE

Fanus Control Model: 16/18/21, 16i/18i/21i

Alarm Description

In a bolt hole circle (G26) command, the radius (I) was set to zero or a negative value, or the number of holes (K) was set to zero. Alternatively, I, J, or K was not specified.

Help the CNC Community: How Did You Fix It?

If you have encountered this Fanuc Alarm 4502 ILLEGAL COMMAND IN BOLT HOLE error code before or know a proven troubleshooting step to resolve it, please share your solution in the comments below

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