Questions & Answers for: Protocol brushless Grinders

Tail blade is not working Maybe the rear motor needs to be changed. These motors have a limited life especially if it's not brushless.

Rear blade dose not work. Maybe the rear rotor needs to be changed. These motors have a limited life especially if it's not brushless.

or CCW. I have not ever tried reversing polarity, as this might possibly damage a motor if they are brushless....so don't try that unless you KNOW its OK..... Someone here may already know for certain