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 938 of 1188

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

0114-22

DRAFT

0114

TFFT03465

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 32.

Put pump operator’s panel FOAM FLUSH switch to OFF position (WP 0004).

Disconnect main wire harness pump operator’s panel wire harness connector DO1.

With a test lead set, check for 22 to 28 VDC between main wire harness wire 2834 (red)

at main wire harness pump operator’s panel wire harness connector DO1, terminal G

and a known good ground.

If 22 to 28 VDC are present, repair wire 2834 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