TM 5-4320-300-14
5-6. STARTER MOTOR ASSEMBLY (CONT)
Location/Item
Action
Remarks
INSPECTION
5. Brushes and
Remove accumulated dirt, carbon, or other
brush com-
foreign material from brushes and brush com-
ponents
ponents. Inspect for excessive wear or damage.
Inspect commutator end of brushes for dirt,
glaze, or other material preventing good elec-
trical contact with commutator.
6. Commutator
Inspect commutator for excessive wear,
missing bars, or broken solder connections.
7. Drive end
Rotate armature in drive end bushings to deter-
bushings
mine if bushings are frozen or excessively
worn. Worn bushing will permit the shaft to
be moved sideways.
8. Field coil
Inspect field coil at connection points for
looseness and for frayed or shorted wires.
9. All other
Inspect for excessive wear or damaged.
parts
REPAIR
10. Brushes or
Replace glazed brushes or brush components
brush com-
that are excessively worn or damaged. Replace
ponents
brushes and leads if leads are frayed or
broken.
11. Armature
Remove dirt and carbon from between commu-
and com-
tator bars. Replace armature if commutator is
mutator
excessively worn or has missing commutator
bars. Repair any loose or frayed solder connec-
tions at commutator.
12. Bushings
Replace bushings if excessively worn or frozen.
13. Field coil
Repair frayed or loose wires or connections
on field coil. Replace field coil if shorted or
otherwise damaged.
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