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 389 of 1318

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

0057-9

DRAFT

0057

Change 1

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HWT0345

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WARNING

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ICON 3

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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 14.

Release FOAM SYSTEM switch (WP 0004).

Pull battery disconnect switch to off

position (WP 0007).

Remove cab instrument panel B (WP 0205).

Disconnect cab

pump control wire harness FOAM SYSTEM switch connector.

While an assistant holds

cab FOAM SYSTEM switch in off position, check for continuity across FOAM SYSTEM

switch, from terminal 5 to terminal 4.

.

a.

If there is continuity, repair wire 2831 in cab pump control wire harness

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

harness (WP 0281).

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b.

If there is no continuity, replace cab FOAM SYSTEM switch (WP 0199).

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MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION