Fanuc Alarm 5402: SPL:ILLEGAL AXIS MOVING
Fanuc Alarm 5402: SPL:ILLEGAL AXIS MOVING
Fanuc Control Model: 16 / 18 / 21-Series, 16i/18i/21i and 30i/31i/32i series
Fanuc Alarm Description
A movement is made along an axis that is not the spline interpolation axis. For example, in three–dimensional tool compensation mode using an offset vector of which components are the X–, Y–, and Z–axes, when two–axis spline interpolation is performed with the two spline axes set to the X– and Y–axes, a movement along the Z–axis occurs, resulting in this alarm.
Have you faced Fanuc Alarm 5402 SPL:ILLEGAL AXIS MOVING on your machine? Share your experience or troubleshooting tips in the comments below to help other CNC operators and programmers clear this error faster!