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 771 of 1318

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

0072-107

DRAFT

0072

Change 1

..

Step 130.

Put PUMP PTO switch to off position (WP 0004).

Stop ENGINE (TM 9-2320-422-10).

Check for continuity across wire 1640 from cab power distribution block relay 14,

terminal 1 to a known good ground.

..

a.

If there is no continuity, replace relay 14 (WP 0244).

..

b.

If there is no continuity, repair wire 1640 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).

..

HWT2954

..

Step 131.

Put PUMP PTO switch to off position (WP 0004).

Stop engine (TM 9-2320-422-10).

Disconnect cab power distribution cab instrument panel connector.

With a test lead set,

check for continuity across wire 1677 (white) from cab power distribution block relay 14,

terminal 2 to cab power distribution wire harness cab instrument panel connector,

terminal 16.

..

a.

If there is continuity, repair wire 1677 in cab instrument panel wire

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

panel wire harness (WP 0279).

..

b.

If there is no continuity, repair wire 1677 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).

..

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION