TM-5-4210-249-13-P-2

TACTICAL FIRE FIGHTING TRUCK (TFF) MODEL M1142

TECHNICAL MANUAL; OPERATOR’S AND FIELD LEVEL MAINTENANCE MANUAL WITH REPAIR PARTS AND SPECIAL TOOLS LIST (INCLUDING DEPOT REPAIR PARTS AND SPECIAL TOOLS); PART 2 OF 4

TM-5-4210-249-13-P-2 - Page 396 of 1452

TM 5-4210-249-13&P-2

0156-8

DRAFT

0156

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).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION