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Page Title:
ONE OR BOTH HEADLIGHTS DO NOT OPERATE - continued |
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 TM 10-3930-673-20-1
6. ONE OR BOTH HEADLIGHTS DO NOT OPERATE (CONT).
KNOWN INFO
TEST OPTIONS
8
Bulb(s) OK.
Voltage test.
Is 24 vdc present at circuit
Connector P2 OK.
STE/ICE-R #89.
Connector J2 OK.
breaker CB4 where wire 3
REASON FOR QUESTION
Wire 9 OK.
connects?
If 24 vdc is not present, wire 3 is
Circuit breaker CB6 OK.
faulty.
Wire 1 OK.
Run relay OK.
POSSIBLE PROBLEMS
Wire 3 faulty.
Circuit breaker CB4 faulty.
Wire 40 faulty.
Blackout light switch faulty.
Wire 49 faulty.
Connector J1 faulty.
Repair wire 3
Connector P1 faulty.
NO
(Para 8-48).
Socket(s) faulty.
YES
KNOWN INFO
TEST OPTIONS
9
Bulb(s) OK.
Voltage test.
Is 24 vdc present at circuit
Connector P2 OK.
STE/ICE-R #89.
Connector J2 OK.
breaker CB4 where wire 40
REASON FOR QUESTION
Wire 9 OK.
connects?
If 24 vdc is not present, circuit
Circuit breaker CB6 OK.
breaker CB4 is faulty.
Wire 1 OK.
Run relay OK.
Wire 3 OK.
POSSIBLE PROBLEMS
Circuit breaker CB4 faulty.
Wire 40 faulty.
Blackout light switch faulty.
Wire 49 faulty.
Connector J1 faulty.
Replace circuit
Connector P1 faulty.
NO
breaker CB4
Socket(s) faulty.
(Para 8-11).
YES
2-128
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