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 TM 55-1905-221-14-2
5-12.2.
ALTERNATOR (Continued)
LOCATION/ITEM
ACTION
REMARKS
INSPECTION
11
a.
Inspect pigtail leads on
brushes for tightness.
b.
Inspect pigtail lead clips
for secure mounting to leads.
c.
Inspect brush springs for
loss of tension or broken
coils.
d.
Inspect sleeve bearings for
wear. Wear will be greatest
on the side which sustains
the greatest thrust during
cranking.
e.
Inspect brush holders, spacer
plates, insulators, etc., for
warped, bent, burned, cracked
or otherwise damaged condition.
f.
Inspect Bendix drive pinion
teeth for chips, burrs, or
worn condition.
g.
Inspect threaded parts for
crossed or damaged threads,
bends, or other damage.
REPAIR
12.
a.
Replace brushes if worn
Original length
down to 5/16 inch (7.9mm)
is 1/2 inch
or less.
(12.7mm).
b.
Sleeve bearings worn more than
0.005 inch (0.013 cm) beyond
maximum dimension listed below
should be replaced:
Drive end housing
bearing, ID ................................ 0.8145 ....................... 0.8165 inch
(2.0688 ...................... 2.0739 cm)
5-189
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