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 TM 55-1905-222-14
6-5 REPAIR ALTERNATOR (Continued).
INSPECTIO
N
1
INSPECT STATOR ASSEMBLY
Inspect stator assembly for physical
damage. Look for evidence of the
rotor striking lamination, broken
Insulation and foreign material that
may restrict circulation of cooling
air Discoloration of the wire
enamel is evidence of overheating
that may result in a shorted or
grounded wiring
2
INSPECT FAN AND PULLEY
Inspect fan for bent fins, loose
welds or excessive wear Check
drive surfaces and bore of pulley for
wear. Replace if necessary
3
INSPECT BEARING SEALS AND
GASKETS
Inspect front bearing seals and
gaskets for tear or other damage
Replace if necessary
4
INSPECT ROTOR
a
Inspect rotor for stripped threads on
shaft, worn key slot, scuffed pole
finger or bent shaft
b
Replace rotor assembly if any of the
above defects are noted (New
rotors include a new rear bearing
and slip rings as part of the
assembly).
5
INSPECT BEARINGS
a
Inspect bearing surfaces for wear
b
Rotate the innerrace to see if
bearings turn freely
6-12
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