Fanuc Alarm 4521: EXCESS NIBBLING MOVEMENT (X, Y)
Fanuc Alarm 4521: EXCESS NIBBLING MOVEMENT (X, Y)
Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series
Fanuc Alarm Description
In the nibbling mode, the X-axis or Y-axis traveling distance was larger than or equal to the limit (No. 16188 to 16193).
Have you faced Fanuc Alarm 4521 EXCESS NIBBLING MOVEMENT (X, Y) on your machine? Share your experience or troubleshooting tips in the comments below to help other CNC operators and programmers clear this error faster!