ENGINE
4-161TX525 Service Manual Rev. 000
Slip Ring
Brush Wear
Fig 0689 PICT-8224a
Fig 0690 PICT-8222
1. Measurethebrushlengthwithverniercalipers(Fig.
0000).
2. Ifthemeasurementislessthan.331”(8.4mm),
replacethebrushassembly.
3. Ifthebrushdoesnotmovesmoothlyinthebrush
holder,replacethebrushassembly.
A. .331”(8.4mm)
1. Checktheslipringsurfaceforscoring.
2. Ifscored,correctwithanemerypaperoronalathe.
3. MeasuretheODoftheslipringwithverniercalipers.
4. Ifthemeasurementislessthan.551”(14.0mm),
replace the rotor.
A