Electrical Systems
7.43
Starter Motor -- Inspection
Brush Inspection
1. Measure length of each carbon brush. Replace brush
assembly when worn to 5/16² (8 mm) or less. The
brushes must slide freely in their holders.
Brush Replacement
1. Remove terminal nut with lock washer , flat washer,
large phenolic washer , 2 small phenolic spacers, and
sealing O-ring. Inspect O-ring and replace if damaged.
2. Slide positive brush springs to the side, pull brushes
out of their guides and remove brush plate.
Cleaning
CAUTION:
Some cleaning solvents may damage the insulation in the
starter. Care should be exercised when selecting an ap-
propriate solvent. If the commutator needs cleaning use
only an electrical contact cleaner.
Carbon Brush
Service Limit 5/16² (8mm)
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