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Page Title:
BACK-UP ALARM DOES NOT OPERATE - continued |
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 TM 10-3930-673-20-1
VOLTAGE TEST
(1) Set multimeter to volts dc.
(2) Connect multimeter positive (+) lead to
circuit breaker CB6 where wire 1
connects.
(3) Connect multimeter negative () lead to
known good ground.
(4) Connect negative battery cable to
negative side of battery (Para 8-44).
(a) If 24 vdc is present, repair wire 1
(Para 8-48).
(b) If 24 vdc is not present, go to
Step 11 of this fault.
(5) Disconnect negative battery cable
(Para 8-44).
WIRE 9
VOLTAGE TEST
(1) Set multimeter to volts dc.
(2) Connect multimeter positive (+) lead to
circuit breaker CB6 where wire 9
connects.
(3) Connect multimeter negative () lead to
known good ground.
(4) Connect negative battery cable to
negative side of battery (Para 8-44).
(a) If 24 vdc is present, replace circuit
WIRE 1
breaker CB6 (Para 8-11).
CIRCUIT BREAKER CB6
(b) If 24 vdc is not present, go to
Step 12 of this fault.
TR01099
(5) Disconnect negative battery cable
(Para 8-44).
2-75
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