Looking good. Did you solve the suspected problem with the ballnut? If you've not already, try turning the ballscrews by hand to see if they feel smooth with no cyclical torque variation.

Quote Originally Posted by motoxy View Post
Thought you might like to meet my assistant. He seems to have moved into the workshop. I have evicted him but he comes back. I am hoping to train him to weld.
I think he'd be more suited to pop-ribbeting?