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Page Title:
NONE OF THE GAGES OPERATE - continued |
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 TM 10-3930-673-20-1
VOLTAGE TEST
CIRCUIT BREAKER CB1
(1) Set multimeter to volts dc.
(2) Connect multimeter positive lead (+) to
wire 3 where wire 3 connects to run
relay.
(3) Connect multimeter negative lead () to
known good ground.
(4) Connect negative battery cable to
negative side of battery (Para 8-42).
(5) Turn engine start switch to ON position,
BUT DO NOT START ENGINE
(TM 10-3930-673-10).
(a) If 24 vdc is present, go to Step 6 of
WIRE 3
this fault.
(b) If 24 vdc is not present, replace run
relay (Para 8-23).
(6) Turn engine start switch to OFF
position (TM 10-3930-673-10).
(7) Disconnect negative battery cable from
negative side of battery (Para 8-42).
VOLTAGE TEST
(1) Set multimeter to volts dc.
(2) Connect multimeter positive lead (+) to
wire 3 where wire 3 connects to circuit
breaker CB1.
(3) Connect multimeter negative lead () to
known good ground.
(4) Connect negative battery cable to
RELAY K1
negative side of battery (Para 8-42).
(5) Turn engine start switch to ON position,
BUT DO NOT START ENGINE
(TM 10-3930-673-10).
WIRE 3
(a) If 24 vdc is present, go to Step 7 of
this fault.
(b) If 24 vdc is not present, repair
wire 3 (Para 8-48).
(6) Turn engine start switch to OFF
position, (TM 10-3930-673-10).
(7) Disconnect negative battery cable from
negative side of battery (Para 8-42).
TR01548
2-513
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