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 426 of 1188

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

0073-10

DRAFT

0073

TFFT04693

Step 12.

Disconnect pump operator’s panel wire harness pump house power distribution wire

harness connector DP2.

With a test lead set, check for continuity across wire 2670

(yellow) from pump operator’s panel wire harness pump house power distribution

connector DP2, terminal U to pump operator’s panel wire harness EMR II inline fuse

holder terminal.

a.

If continuity is present, repair wire 2670 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).

b.

If continuity is not present, repair wire 2670 in pump operator’s panel

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

operator’s panel wire harness (WP 0459).

Step 13.

Bleed water pump engine primary fuel filter (WP 0237).

Check for presence of air.

If air is present, replace water pump fuel system supply line check valve

(WP 0235).

Step 14.

Bleed water pump engine fuel system at return line (WP 0237).

Check for presence of

air.

If air is present, replace water pump engine fuel system return line check

valve (WP 0235).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION