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 707 of 1318

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

0072-43

DRAFT

0072

Change 1

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HWT2673

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NOTE

To locate correct datalink cable connector in pump house, follow green banded datalink

cable from pressure governor ECU connector to first Y connector in series.

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Step 48.

Disconnect pump house wire harness datalink cable connector from CAN datalink Y

connector.

With a test lead set, check for continuity across CAN datalink cable CAN Lo

wire (green) from CAN datalink cable Y connector (that was disconnected from pump

house wire harness), terminal B to main wire harness cab pressure governor control

connector, terminal 34.

..

a.

If there is continuity, repair pump house wire harness datalink cable if

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

harness (WP 0302).

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b.

If there is no continuity, replace CAN datalink wire harness

(TM 9-2320-325-14&P).

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MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION