Z-Axis Hitting Limit Switches as the Start of a Cycle Hi I'm having this problem recently after I've installed limit switches. I'm homing machine with no problems at all, everything smooth and nice, but when starting the job z axe going all the way up and triggers the switch limit and machine stopes. I'm designing projects at Fusion 360 and I don't know is it problem with fusion how they generate g-code ore what is happening. know is it problem with fusion how they generate g-code ore what is happening.