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TM 10-3930-643-34
ELECTRICAL SYSTEM MAINTENANCE. (cont)
5-1.
Starting Motor. (Sheet 9 of 15)
TESTING
46.
Use growler and steel blade to test
for shorted windings in armature
(46).
Replace if
steel blade
vibrates.
47.
Test to check for accumulation of
brush material between commutator
bars in armature (46).
Replace
armature (46) if brush material
has
been cleaned out from in between
commutator bars and if testing device
shows short
circuit between two
commutator bars.
NOTE
Coil must be installed in starting
housing and grounds must be
disconnected for grounds and opens
test.
48.
Test coil (63) for grounds with
multimeter.
Replace if grounds are
indicated.
49.
Test coil
(63) for opens with
multimeter. Replace if opens are
indicated.
Go to sheet 10
5-10
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