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 TM 55-1905-220-14-5
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
circuit
brush and insulate
it from the commutator
with a piece of card-
board.
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, arm-
ature, or
brush holder.
INSULATE WITH CARDBOARD
TESTING FOR SHORT CIRCUIT IN GENERATOR.
IF BULB LIGHTS, SHORT IS IN FIELD COILS,
ARMATURE OR BRUSH HOLDER.
3-1073
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