Makita router stopped working

I bought the woodworker journeyman. Installed a one year old Makita trim router. Had to replace the short power cord with a 15’ 3 prong extension coord. upon taking the top off the router to remove factory cord I noticed there is no ground wire. I installed the new cord not connecting up the ground wire as there was no place to attach to.
I cut out a soap dish in hardwood and noticed the router lost power momentarily a few times.
the second tray the router cut out and died several times with symptoms of a short. I checked the wiring and the connections are solid.
did I burn up the router with no ground? NOT AN ELECTRICIAN!
I did run the router wide open on the 6 setting.
thoughts on why my router died on second cut?

Hey Scott,

it could be that your trim router’s carbon brushes are worn out. Hand tools for single phase domestic power usually are universal motors that have commutators which are subject to wear. See “Replacing Carbon Brushes” in the Instruction Manual.

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Hi Scott - what @Aiph5u said is probably the best answer. A lack of a ground would not cause the motor to burn out - the ground is there for fault conditions.

-Tom

Most likely you just have a bad connection or possibly bad switch it is very hard to burn one of these routers up. That being said if it did burn up it would most likely have happened at the brushes and commutator. If you remove the brushes and they are fine then rewire it and it should be good to go. I use to work in a tool repair shop and have fixed thousand of these types of electric tools and very rarely do they completely burnt up.

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