CNC Shark Forum

My old variable speed Bosch Colt was fine until it needed to be replaced. The new Colt runs so hot that I cannot touch the collet after 5 minutes of just running at setting 3 - not cutting anything! I got another new replacement and found the same. My old Colt never had a heat problem like these. Wh...

I bought two new Colt routers to replace an old one and found both are running very hot. I guess it is the bearing. But these are new and are hot.

Suggestions?

Mike