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 TM 55-1905-219-14-5
3-62.1. GENERATOR (12VDC)-MAINTENANCE INSTRUCTIONS (Cont).
LOCATION
ITEM
ACTION
REMARKS
TEST
5. Generator
NOTE
In the tests that follow, all that is needed is a set of test points or clips and a 110-
volt test lamp.
WARNING
When performing the following tests-110 Volts is present. Exercise extreme
caution. Failure to do so will result in severe injury or loss of life.
a. Short
1. Raise the grounded brush
circuit
and insulate it from
the commutator
with a piece of cardboard.
2. Using the test points,
If the bulb
check for a ground
lights, the
from the "A" terminal short
is in
to the generator frame.
the field
coils, armature,
or brush holder.
'
TESTING FOR SHORT CIRCUIT IN GENERATOR. IF BULB LIGHTS, SHORT IS
IN FIELD COILS, ARMATURE OR BRUSH HOLDER.
3-1091
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