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 841 of 1318

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

0076-3

DRAFT

0076

Step 5.

Release pump operator’s panel TANK TO PUMP switch (WP 0004). While an assistant

puts cab TANK TO PUMP switch to open position (WP 0004), check if tank-to-pump

valve operates to open position.

If tank-to-pump valve does not operate to open position, go to Step 9.

Step 6.

While an assistant puts cab TANK TO PUMP switch to closed position (WP 0004),

check if tank-to-pump valve operates to closed position.

If tank-to-pump valve operates to closed position, go to Step 8.

HWT1161

WARNING

ICON 3

Remove rings, wristwatches, neck chains, and any other jewelry before working

around vehicle.

Jewelry can catch on equipment and cause serious injury.

Jewelry

and tools may short across electrical circuits and cause damage to equipment, or

severe burns or electrical shock to personnel.

Step 7.

Pull battery disconnect switch to off position (WP 0007).

Remove cab instrument panel

B (WP 0205).

Disconnect cab pump control wire harness PUMP TO TANK switch

connector.

Check for continuity across TANK TO PUMP switch, from terminal 5 to

terminal 4, when switch is in closed position.

a.

If there is continuity, repair wire 2770 in cab pump control wire harness

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

harness (WP 0281).

b.

If there is no continuity, replace cab TANK TO PUMP

switch (WP 0199).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION