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 1033 of 1188

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

0119-5

DRAFT

0119

TFFT04007

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 8.

Release pump operator’s panel TANK TO PUMP switch (WP 0004).

Remove cab

instrument panel B (WP 0311). Disconnect cab pump control wire harness TANK TO

PUMP switch connector.

Check for 22 to 28 VDC between cab pump control wire

harness wire 2854 (red) at TANK TO PUMP switch connector, terminal 5 and a known

good ground.

If 22 to 28 VDC are not present, repair wire 2854 in cab pump control wire

harness if repairable (TM 9-2320-325-14&P), or replace cab pump control

wire harness (WP 0443).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION