CHARGING AND STARTING SYSTEM
90-828631R3 MARCH 1999 Page 2B-19
BRUSH HOLDER
10. Inspect brushes for wear. Replace brush holder if not within specifications.
a
a-Wear Limit - 0.47 (12.0 mm)
11. Ohm test the brush holder. The positive (+) brushes should not show continuity to brush
holder. Replace brush holder assembly if ohm test shows continuity.
a
b
a
a-Positive (+) Brushes
b-Brush Holder Assembly
ARMATURE INSPECTION/TESTING
12. Inspect the commutator surface of the armature for burnt marks and dirt in commutator
grooves.
13. Using a piece of #600 grit wet-or-dry sand paper, clean the surface of the commutator.
a
b
a-Commutator
b-Sand Paper (#600 Grit)
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