Quote Originally Posted by curious aardvark View Post
the bit that confuses me is the z-axis going up to home.
Mine homes at the bottom of the gantry travel.

Could it be that you have 'home to z max' or z+ configured in the firmware and not home to 'z min' or 'z-'
It's definitely going the wrong way to home.
Strange thing is everything was working fine. I used it for 2 years.
Then suddenly this happened.

I uploaded a short clip of the autohome for reference.
https://www.youtube.com/watch?v=eMk9rw-ZGfA