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 700 of 1188

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

0103-4

DRAFT

0103

TFFT02734

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.

NOTE

Step 6 will isolate fault that may exist in cab FOAM B LEVEL gauge and wire harness

leading to gauge, or will show if fault exists in pump operator’s panel FOAM B LEVEL

gauge.

Step 6.

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

Open pump operator’s

panel housing (WP 0325).

Disconnect cab water level gauge wire harness connector

from pump operator’s panel WATER LEVEL gauge.

Disconnect cab foam level gauge

wire harness connector from pump operator’s panel FOAM B LEVEL gauge.

Connect

cab water level gauge wire harness connector to pump operator’s panel FOAM B

LEVEL gauge.

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

Check if cab

WATER LEVEL gauge illuminates (WP 0004).

If cab WATER LEVEL gauge does not illuminate, replace pump operator’s

panel FOAM B LEVEL gauge (WP 0322).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION