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 722 of 1318

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

0072-58

DRAFT

0072

Change 1

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HWT2691

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Step 65.

Pull battery disconnect switch to off position (WP 0007).

Disconnect pump house wire

harness discharge pressure transducer connector.

Disconnect pump house wire

harness pressure governor ECU J1 connector. With a test lead set, check for continuity

across pump house wire harness wire 3293 (blue) from pump house wire harness

discharge pressure transducer connector, terminal A to a known good ground.

..

If there is continuity, repair wire 3293 in pump house wire harness if

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

harness (WP 0302).

..

Step 66.

With a test lead set, check for continuity across pump house wire harness wire 3296

(black) from pump house wire harness discharge pressure transducer connector,

terminal B to a known good ground.

..

If there is continuity, repair wire 3296 in pump house wire harness if

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

harness (WP 0302).

..

Step 67.

Disconnect pump house wire harness pressure governor ECU J2 connector.

With a

test lead set, check for continuity across pump house wire harness wire 3284 (white)

from pump house wire harness discharge pressure transducer connector, terminal C to

a known good ground.

..

If there is continuity, repair wire 3284 in pump house wire harness if

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

harness (WP 0302).

..

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION