TM 9-2350-261-20-1
1. Remove circuit 29 (M577A2 only) or 31A (M981 and
M1064 only) plug (1) from right tank (2) or circuit 30 or
30A (M981 and M1064 only) plug (3) from left tank (4).
2. Turn FUEL TANK switch to failing side.
3. Does indicator read full scale?
1. Install jumper wire between plug removed above and
ground.
2. Does fuel indicator fail to read empty?
1. Repair main harness circuit
29 or 30 (M577A2 only), or
30 or 31A (M981 and M1064
only) (page 14-3).
2. Verify no faults found.
1. Replace FUEL LEVEL
transmitter for M577A2,
page 6-54 and M981 and
M1064, page 632.
2. Verify no faults found.
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Change 2