Quote Originally Posted by JAZZCNC View Post
Wood is even worse than Aluminium for sap and resin etc, honest you'll be surprised just how much it collects at the bottom of Z axis.
Also with Z axis why would you need a Limit on the down because often the bed is the limit and it just stops. Most Z axis only have limit switch at the top so put it at top.!
There's no sap or resin in any wood I cut but I'll see how it goes once cutting starts.
If there was no down limit the front plate would 1/2 leave one of the hiwin blocks before the ball nut hit the end, also I like the idea of a limit at each end.