TM 9-2350-277-20-1
FUEL LEVEL INDICATOR MALFUNCTIONSContinued
0049 00
CY
1. Remove instrument panel for access (WP 0295 00).
2. Remove harness 12268797 circuit 30 plug (1) (left tank) or circuit
31 plug (2) (right tank) from FUEL TANK switch jack (3) or jack
(4).
3. Remove circuit 28 plug (5) from FUEL TANK switch jack (6).
4. Check continuity between exposed jack pins on FUEL TANK
switch (3).
5. Does multimeter read 0 ohms?
YES
NO
CYN
1. Install harness circuit 30 or 31 on
fuel tank transmitter.
2. Replace FUEL TANK switch
(WP 0277 00 or WP 0282 00).
3. Verify no faults found.
C2Y
1. Do Step 2 and Step 3 for all carriers except M577A3 and
M1068A3. Do Step 4 and Step 5 for M577A3 and M1068A3.
2. Replace harness 12268797 circuit 30 or 31 (WP 0290 00).
3. Verify no faults found.
4. Faulty harness circuit 29 or 30. Beyond unit maintenance repair.
5. Notify supervisor.
0049 00-5/6 blank