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 421 of 1188

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

0073-5

DRAFT

0073

TFFT04688

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 6.

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

Check for continuity across

wire 1640 (black) terminal 2 at relay P8 to a known good ground.

If continuity is not present, repair wire 1640 in pump house power

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

pump house power distribution wire harness and block (WP 0457).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION