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 1113 of 1318

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

0102-11

DRAFT

0102

Change 1

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HWT2920

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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 15.

Disconnect cab instrument panel wire harness connector MP1.

Push battery

disconnect switch to on position (WP 0007).

Turn Service Drive Lights On

(TM 9-2320-422-10).

Check for 22 to 28 VDC between cab instrument panel wire

harness wire 2839 (white) at connector MP1, terminal A and a known good ground.

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If 22 to 28 VDC are not present, go to Step 17.

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Step 16.

Check for 22 to 28 VDC between cab instrument panel wire harness wire 2839 (white)

at connector MP1, terminal B and a known good ground.

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If 22 to 28 VDC are present, repair wire 2839 in cab power distribution wire

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

distribution wire harness and block (WP 0280).

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MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION