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 1032 of 1188

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

0119-4

DRAFT

0119

TFFT04006A

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 7.

Turn battery disconnect switch to OFF position (WP 0007).

Remove cab instrument

panel B (WP 0311).

Disconnect cab pump control wire harness PUMP TO TANK switch

connector.

Check for continuity across TANK TO PUMP switch, from terminal 5 to

terminal 4, when switch is in closed position.

a.

If there is continuity, repair wire 2770 (blue) in cab pump control wire

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

control wire harness (WP 0443).

b.

If there is no continuity, replace cab TANK TO PUMP

switch (WP 0315).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION