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 403 of 1318

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

0057-23

DRAFT

0057

Change 1

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HWT0939

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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.

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Step 32.

Put cab FOAM SYSTEM switch to off position (WP 0004) and release.

Remove cab

instrument panel A (WP 0205).

Remove relay 9 from cab power distribution block

(WP 0244).

With a test lead set, check for 22 to 28 VDC between cab power

distribution wire harness wire 2845 (white) at relay 9 connector, terminal 3 and a known

good ground.

.

If 22 to 28 VDC are not present, go to Step 37.

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MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION