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 551 of 1188

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

0094-5

DRAFT

0094

TFFT03706

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 personnel cab

instrument panel B (WP 0311).

Disconnect cab pump control wire harness FOAM

SYSTEM switch connector.

While an assistant holds personnel cab FOAM SYSTEM

switch to off position (WP 0004), check for continuity across FOAM SYSTEM switch

from terminal 4 to terminal 5.

a.

If there is continuity, repair wire 2831 (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 personnel cab FOAM SYSTEM

switch (WP 0315).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION