DRAFT
TM 5-4210-249-13&P-2
0156
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TFFT04225A
Step 11.
Put EMERG MASTER and UPPER REAR WARNING switches to off position
(WP 0004). Turn Service Drive Lights Off (TM 9-2320-347-10). Turn battery
disconnect switch to OFF position (WP 0007). Check for continuity across wire 1640
(black) from cab instrument panel wire harness upper rear warning light flasher unit
connector, terminal 4 to a known good ground.
a.
If there is continuity, replace upper rear warning light flasher unit
(WP 0348).
b.
If there is no continuity, repair wire 1640 in cab instrument panel wire
harness if repairable (TM 9-2320-325-14&P), or replace cab instrument
panel wire harness (WP 0440).
0156-8