TM-5-4210-249-13-P-1

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 1 OF 4

TM-5-4210-249-13-P-1 - Page 1059 of 1188

TM 5-4210-249-13&P-1

0119-31

DRAFT

0119

TFFT04052

WARNING

ICON 3

Remove rings, wristwatches, neck chains, and any other jewelry before working

around vehicle.

Jewelry can catch on equipment and cause serious injury.

Jewelry

and tools may short across electrical circuits and cause damage to equipment, or

severe burns or electrical shock to personnel.

Step 41.

Remove crew cab access panel (WP 0499).

Remove pump house panel Q (WP 0540).

Disconnect main wire harness pump operator’s panel wire harness connector DO2.

With a test lead set, check for 22 to 28 VDC between main wire harness wire 2854 (red)

at main wire harness pump operator’s panel wire harness connector DO2, terminal 17

and a known good ground.

If 22 to 28 VDC are present, repair wire 2854

in pump operator’s panel wire

harness if repairable (TM 9-2320-325-14&P), or replace pump operator’s

panel wire harness (WP 0459).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION