Yamaha F25 [352/444] Ptt motor

Yamaha F20 BMHS [352/444] Ptt motor
7-32
E
BRKT
PTT MOTOR
SERVICE POINTS
Motor inspection
1. Inspect:
Commutator
Dirt Clean with 600 grit sandpaper.
2. Inspect:
Segment undercut
Obstruction Clean.
NOTE:
Remove all metal particles with com-
pressed air.
3. Measure:
Commutator diameter a
Out of specification Replace.
Commutator diameter limit:
15.5 mm (0.61 in)
4. Measure:
Armature coil continuity
Out of specification Replace.
Armature coil continuity
Commutator segments Continuity
Segment - laminations No continuity
Segment - shaft No continuity

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