TM-9-2320-328-13-P-1

HEMTT-BASED WATER TENDER (HEWATT)

TECHNICAL MANUAL; OPERATOR’S AND FIELD LEVEL MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST); PART 1 OF 3

MARCH 2009

TM-9-2320-328-13-P-1 - Page 390 of 1318

TM 9-2320-328-13&P-1

0057-10

DRAFT

0057

Change 1

.

HWT0344

.

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 15.

Release cab FOAM SYSTEM switch (WP 0004).

Remove cab instrument panel B

(WP 0205).

Disconnect cab pump control wire harness FOAM SYSTEM switch

connector.

With a test lead set, check for 22 to 28 VDC between cab pump control wire

harness wire 2816 (red) at FOAM SYSTEM switch connector, terminal 5 and a known

good ground.

.

If 22 to 28 VDC are not present, repair wire 2816 in cab pump control wire

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

wire harness (WP 0281).

.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION