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 423 of 1188

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

0073-7

DRAFT

0073

TFFT04690

Step 8.

Install EMR II inline fuse (WP 0394).

Disconnect pump operator’s panel wire harness

water pump engine ECU vehicle connector.

Check for continuity across wire 2670

(yellow) from relay P8, terminal 5 to water pump engine ECU vehicle connector wire

4045 (red), terminal 14.

If continuity is not present, go to Step 11.

Step 9.

Check for continuity across wire 3895 (black) from water pump engine ECU vehicle

connector, terminal 1 to a known good ground.

If continuity is not present, repair wire 3895 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).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION