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Page Title:
NONE OF THE GAGES OPERATE - continued |
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 TM 10-3930-673-20-1
34. NONE OF THE GAGES OPERATE (CONT).
3
KNOWN INFO
TEST OPTIONS
Gages do not operate.
Voltage test.
Is 24 vdc present on wire 1
Battery OK.
STE/ICE-R #89.
where wire 1 connects to
Battery cable OK.
REASON FOR QUESTION
circuit breaker CB6?
Wire 9 OK.
If voltage is not present, circuit
Connector P2 OK.
breaker CB6 faulty.
Connector J2 OK.
POSSIBLE PROBLEMS
Circuit breaker CB6 faulty.
Wire 1 faulty.
Run relay faulty.
Wire 3 faulty.
Circuit breaker CB1 faulty.
Wire 10 faulty.
Replace circuit
NO
breaker CB6
(Para 8-11).
YES
4
KNOWN INFO
TEST OPTIONS
Gages do not operate.
Voltage test.
Is 24 vdc present on wire 1
Battery OK.
STE/ICE-R #89.
where wire 1 connects to run
Battery cabl e OK.
REASON FOR QUESTION
relay?
Wire 9 OK.
If voltage is not present, wire 1
Connector P2 OK.
faulty.
Connector J2 OK.
Circuit breaker CB6 OK.
POSSIBLE PROBLEMS
Wire 1 faulty.
Run relay faulty.
Wire 3 faulty.
Circuit breaker CB1 faulty.
Wire 10 faulty.
Fuel gage faulty.
Repair wire 1 (Para
NO
Wire 12 faulty.
8-48).
Connector J1 faulty.
Connector P1 faulty.
Fuel level transducer faulty.
YES
2-510
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