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Page Title:
CAB DEFROSTER FAN(S) DO 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 9
connects.
(3) Connect multimeter negative () lead to
known good ground.
(4) Connect negative battery cable to
WIRE 9
negative side of battery (Para 8-44).
(a) If 24 vdc is present, replace circuit
breaker CB6 (Para 8-11).
(b) If 24 vdc is not present, go to
Step 9 of this fault.
(5) Disconnect negative battery cable
(Para 8-44).
B
CIRCUIT
CREAKER
B6
VOLTAGE TEST
(1) Set multimeter to volts dc.
(2) Connect multimeter positive (+) lead to
connector J2-1.
(3) Connect multimeter negative () to
known good ground.
(4) Connect negative battery cable to
negative side of battery (Para 8-44).
(a) If 24 vdc is present, go to Step 11
of this fault.
J2-1
(b) If 24 vdc is not present, go to
Step 10 of this fault.
(5) Disconnect negative battery cable
(Para 8-44).
CONNECTOR J2
TR01091
2-95
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