Originally Posted by
TOM MAR
You might check your LHS. Get some stronger brush springs, you got a brush hung up. A commen problem with brushed motors running in offroad.
+1
If the motor has been sitting around for a long time the springs may have weakend and you may need to get new brush springs or take them off and bend them a little bit so they press down on the brush harder.
As above a common problem with older brushed motors.
Cheers
Rob.