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 TM 55-1905-221-14-2
5-12.1.
ALTERNATOR (Continued)
LOCATION/ITEM
ACTION
REMARKS
INSPECTION
10.
a.
Inspect seals for damage.
b.
Inspect ball bearings for
flat spots, nicks, or burrs.
c.
Inspect front and rear housing
for cracks, breaks, or other
damage.
d.
Inspect brushes for excessive
Replace brush
wear.
assembly if
length is less
than 1/4 inch.
e.
Inspect threaded parts for
thread damage.
TESTING
NOTE
Perform tests on electrical components using a suitable ohmmeter or multimeter as follows:
11.
Stator
Refer to General Support Maintenance.
Assembly
12.
Rotor
a.
Check resistance between slip
Assembly
rings (1 and 2) installed on
the rotor with an ohmmeter.
Resistance should be 14 to 18
ohms. If resistance is low,
it indicates a short between
windings. Very high resist-
ance indicates an open winding.
Replace defective rotor
assembly.
5-167
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