TM 9-2350-277-20-1
COOLANT TEMP INDICATOR MALFUNCTIONSContinued
0053 00
B3Y
1. Remove jumper wire.
2. Install harness 12349873 circuit 33 plug on water temperature
transmitter.
3. Install jumper wire between harness 12349881 jack (1) pin E (2)
and ground.
4. Remove harness 12349881 circuit 33 plug (3) from TEMP
indicator jack (4).
5. Check continuity between harness 12349881 circuit 33 (3) and
ground.
6. Is there continuity?
YES
NO
B3YN
1. Remove jumper wire.
2. Repair harness 12349881 circuit 33
(WP 0382 00).
3. Verify no faults found.
B4Y
1. Remove jumper wire.
2. Install harness 12349873 plug onto harness 12345881 jack at
carrier bulkhead.
3. Replace TEMP indicator (WP 0285 00).
4. Verify no faults found.
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