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 852 of 1188

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

0109-14

DRAFT

0109

END OF TASK

FOLLOW-ON MAINTENANCE

Remove wheel chocks

END OF TASK

END OF WORK PACKAGE

TFFT02700

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 20.

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

Disconnect pump

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

DP2.

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

With a test lead set,

check for 22 to 28 VDC between pump house power distribution wire harness wire 4076

(purple) at connector DP2, terminal F and a known good ground.

a.

If 22 to 28 VDC are present, repair wire 4076 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).

b.

If 22 to 28 VDC are not present, repair wire 4076 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