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 129 of 1318

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

0016-1

DRAFT

0016

Change 1

OPERATOR MAINTENANCE

PRIMING WATER PUMP

PRIMING WATER PUMP FROM CAB

NOTE

Ensure water source is available before performing pump priming function.

1.

Prepare vehicle for required pumping operations.

2.

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

3.

Turn PUMP PTO switch (1) to on position.

Indicator light (2) will illuminate.

4.

Put HIGH IDLE switch (3) to ON position.

Indicator light (4) will illuminate.

5.

Enable cab pressure governor (5) operation (WP 0017).

CAUTION

If discharge gauge reading does not increase, or priming pump does not discharge

water to ground in 60 seconds, do not continue running priming pump.

Stop water

pump, or damage to equipment may result.

6.

Push and hold PUMP PRIME switch (6) to on position.

7.

Ensure pressure governor (5) displays water pressure on pump discharge display.

8.

If pressure governor (5) displays water pressure, release PUMP PRIME switch (6) to off position.

9.

Set pressure governor (5) to operating pressure (WP 0017).

HWT0666A

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CAUTION

Engine must be at idle before engaging PTO.

Failure to comply will result in

damage to PTO and/or transmission.