ENGINE
4-189TX525 Service Manual Rev. 000
Armature Coil Field Coil
1. Checkthecontinuityacrossthecommutatorand
armaturecoilcorewitharesistancerangecircuit
tester(Fig.0792).
1. Checkthecontinuityacrosstheleadandbrushwith
acircuittester(Fig.0794).
4. Ifitdoesnotconduct,replacethearmature.
4. Ifitconducts,replacetheyokeassembly.
Fig 0792 PICT-8070
Fig 0794 PICT-8072
2. Ifitdoesnotconduct,replacetheyokeassembly.
3. Checkthecontinuityacrossthebrushandyokewith
acircuittester(Fig.0795).
2. Ifitconducts,replacethearmature.
3. Checkthecontinuityacrossthesegmentsofthe
commutatorwitharesistancerangecircuittester
(Fig.0793).
Fig 0795 PICT-8073
Fig 0793 PICT-8071