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TM 9-2320-364-20-2
2-1218
9. BEACON LIGHT DOES NOT OPERATE (CONT).
Horn operates, indicating circuit
breaker CB3 OK.
Dome light operates, indicating
10 to 14 vdc to wire 1276.
10 to 14 vdc are supplied to
wire 1029.
Wire 1435 faulty.
Wire 1276 faulty.
Beacon light switch faulty.
Wire 1413 faulty.
Wire 1184 faulty.
Relay R6 not grounded.
Beacon relay R6 faulty.
Wire 1029 faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Continuity test.
STE/ICE-R #91.
If beacon light is not grounded,
beacon light will not operate.
YES
NO
Repair wire 1435
(see schematic
Fig 2-30) or notify
DS Maintenance.
Verify repair, go to
Step 9 of this Fault.
2.
Is continuity measured on
wire 1435 between connector
and a known good ground?
Replace beacon light
(TM 9-2320-364-10).
Verify repair, go to
Step 9 of this Fault.
WARNING
Read WARNING
on Page 2-1219
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