72653Re: [Z_Scale] Re: Dead BR89 might try this
- Apr 8, 2013On Sun, 7 Apr 2013 21:28:53 -0700 (PDT)
thomas cipelle <thomasc600@...> wrote:
> first of all not sure if correct method checking motor. what I due is apply 2wire leads from transformer see if motor runs if that fails then I remove woren brushes clean litte commatorIts also worth checking the motor will spin if you turn the worm by hand
> using wire brushes form paint sprayer cleaner get from Habor Too lusing 91% alchol get carbor residue off then take leads from trans former bend copper leads 90 degrees apply about4volts touching comtator both sides see if armature starts turning if works then order set new brushes remember not saying this is proper method. Normal sending to repair shop in florida or texas
> Oh don't forget if order brushes need know if 3 or 5 pole brushes they not interchangeable Tom C.
- sometimes thats even enough to unjam an old motor and begin to get it
back going again.
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