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 773 of 1318

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

0072-109

DRAFT

0072

Change 1

..

HWT2903

..

Step 134.

Put HIGH IDLE switch to OFF position (WP 0004).

Put PUMP PTO switch to off

position (WP 0004).

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

Pull battery switch to off

position (WP 0007).

Disconnect pump house wire harness pressure governor ECU J1

connector (WP 0288).

Push battery disconnect switch to on position (WP 0007).

Release parking brakes (TM 9-2320-422-10).

With a test lead set, check for continuity

across wire 3114 from pressure governor ECU J1 connector, terminal 28 to a known

good ground.

..

If there is continuity, replace pressure governor ECU (WP 0288).

..

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION