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Page Title:
BLACKOUT STOPLIGHTS DO NOT OPERATE - continued |
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 TM 10-3930-673-20-1
VOLTAGE TEST
(1) Remove access panel and four screws.
(2) Set multimeter to volts dc.
(3) Connect multimeter positive lead (+) to
ACCESS
P
circuit breaker CB6 where wire 9
ANEL
connects.
(4) Connect multimeter negative lead () to
known good ground.
(5) Connect negative battery cable to
negative side of battery (Para 8-42).
(a) If 24 vdc is present, go to Step 5 of
this fault.
(b) If 24 vdc is not present, go to
Step 18 of this fault.
(6) Disconnect negative battery cable from
negative side of battery (Para 8-42).
SCREW
WIRE 9
WIRE 1
VOLTAGE TEST
(1) Set multimeter to volts dc.
(2) Connect the multimeter positive lead
(+) to circuit breaker CB6 where wire 1
connects.
(3) Connect multimeter negative lead () to
a known good ground.
(4) Connect negative battery cable to
negative side of battery (Para 8-42).
CIRCUIT BREAKER CB6
(a) If 24 vdc is present, go to Step 6 of
this fault.
TR01643
(b) If 24 vdc is not present, replace
circuit breaker CB6 (Para 8-11).
(5) Disconnect negative battery cable from
negative side of battery (Para 8-42).
2-349
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