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 368 of 1318

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

0056-6

DRAFT

0056

Change 1

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HWT2868

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Step 8.

Disconnect pump house wire harness pump house power distribution wire harness

connector DP2.

With a test lead set, check for continuity across wire 3280 (yellow) from

pump house wire harness connector DP2, terminal O to pump house wire harness fan

temperature switch connector, terminal 2.

..

a.

If there is continuity, repair wire 3280 in pump house power distribution

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

house power distribution wire harness and block (WP 0299).

..

b.

If there is no continuity, repair wire 3280 in pump house wire harness, if

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

harness (WP 0302).

..

Step 9.

Disconnect pump house wire harness pump house power distribution wire harness

connector DP2.

With a test lead set, check for continuity across wire 3277 (gray) from

pump house wire harness connector DP2, terminal N to pump house wire harness fan

temperature switch connector, terminal 1.

..

a.

If there is continuity, repair wire 3277 in pump house power distribution

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

house power distribution wire harness and block (WP 0299).

..

b.

If there is no continuity, repair wire 3277 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