Brush Holder Inspection; Starter Motor - Yamaha F100A Service Manual

– +
ELEC
1
2

STARTER MOTOR

3. Measure:
Commutator undercut a
Out of specification → Replace.
Commutator undercut limit:
0.2 mm (0.01 in)
4. Check:
Armature coil continuity
Out of specification → Replace.
Armature coil continuity:
Commutator segments
Segment - Armature core
Segment - Armature shaft Discontinuity

Brush holder inspection

1. Measure:
Brush length a
Out of specification → Replace.
Brush length limit:
9.5 mm (0.37 in)
2. Check:
Brush holder continuity
Out of specification → Replace.
Brush holder continuity:
Brush 1 – Brush 2
8-23
E
Continuity
Discontinuity
Discontinuity