it does it when I try to "execute block" (load a probe) and it also does it when changing to DCC mode after manual alignment... sometimes the Z axis, sometimes not... plenty of travel left.
Look in the bottom right corner of the screen to see the XYZ coordinates of where the machine currently is. Compare the Y-value of where it is to where it's trying to go and you should be able to figure out what the problem is.
Look in the bottom right corner of the screen to see the XYZ coordinates of where the machine currently is. Compare the Y-value of where it is to where it's trying to go and you should be able to figure out what the problem is.