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 724 of 1318

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

0072-60

DRAFT

0072

Change 1

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HWT2689

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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 69.

Turn engine off (TM 9-2320-422-10).

Pull battery disconnect switch to off position

(WP 0007).

Remove pump house panel K (WP 0339).

Disconnect pump house wire

harness intake vacuum transducer connector.

Disconnect pump house wire harness

pressure governor ECU J1 connector (WP 0288).

With a test lead set, check for

continuity across pump house wire harness wire 3287 (orange) from pump house wire

harness intake vacuum transducer connector, terminal A to pump house wire harness

pressure governor ECU J1 connector, terminal 11.

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If there is no continuity, repair wire 3287 in pump house wire harness if

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

harness (WP 0302).

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MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION