I would take it somewhere and get it greased.. I had less than 3k on mine and the steel gear and rotor gear were worn badly and whining allot.. They did not put hardly any grease in the older models.. I bought a new Moter with quitter gears and opened it up to add grease while it was off the...
I bought a newer M-620 motor with the newer grars and I took the case off to check the grease they put in (been a problem with little grease), anyway I was going to put more grease in if needed.. To my surprise it had lots of grease in it but it is a dark grease and feeles like Never seez. I...
I ordered the gear set and have aa knock in hte moter... all the teeth look good and mesh on the bench. It calabrated just fine and of course I got the new roter. I have have it completely apart and can seee no reason. Im about to put the old stuff back in and see what happens.. In the...