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Page Title:
BOOM FLOODLIGHT DOES NOT OPERATE. |
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 TM 10-3930-673-20-1
2
15. BOOM FLOODLIGHT DOES NOT OPERATE.
INITIAL SETUP
Personnel Required
Tools and Special Tools
Two
Tool Kit, General Mechanics: Automotive
(Item 18, Appendix F)
References
STE/ICE-R (Item 17, Appendix F)
TM 10-3930-673-10
Multimeter, Digital (Item 9, Appendix F)
TM 9-4910-571-12&P
Equipment Condition
Engine shut down (TM 10-3930-673-10)
Parking brake on (TM 10-3930-673-10)
Wheels chocked (TM 10-3930-673-10)
START
WARNING
1
KNOWN INFO
TEST OPTIONS
Read WARNING on
None.
Continuity test.
following page.
STE/ICE-R #88.
POSSIBLE PROBLEMS
REASON FOR QUESTION
Is continuity present on boom
Ground faulty.
Connector P2 faulty.
This question eliminates possible
floodlight bulb?
Connector J2 faulty.
problems and determines where
Wire 9 faulty.
troubleshooting continues.
Circuit breaker CB6 faulty.
Wire 1 faulty.
Run relay K1 faulty.
Wire 3 faulty.
Relay K2 faulty.
Wire 5 faulty.
Circuit breaker CB7 faulty.
Wire 70 faulty.
Replace faulty bulb
NO
Boom floodlight switch faulty.
(Para 8-31).
Connector J1 faulty.
Connector P1 faulty.
Connector J4 faulty.
YES
Connector P4 faulty.
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