Someone tell me why this is a terrible idea. Trying to get more Z clearance

[RichCournoyer (Richard Cournoyer)]

No. (meaning it wouldn’t help). Maybe this will help you understand:

Calibrating belt streth/Maxmum $100 $101 writes?

I gave up on belt calibration and here’s why. I checked my machine inch by inch in a 13" grid (Left, Center, and Right) on the Y (both plus and minus direction) and a 13" grid (Front, Middle and Back) on the X (both plus and minus direction) and what I found was that the belt and pulley timing isn’t that accurate. Sometimes it is short, then too long, then right on throughout the X and Y grid. Meaning I can get it “spot on” at a certain distance (e.g. 10", but it will NOT be spot on at any OT…