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 344 of 1318

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

0051-2

DRAFT

0051

HWT1080

Step 2.

If pumping from onboard water tank (WP 0019), check if TANK TO PUMP open

indicator is illuminated (WP 0004).

If indicator is not illuminated, put TANK TO PUMP switch to OPEN position

(WP 0004) and release.

If indicator does not remain illuminated when

switch is released, notify Supervisor.

Step 3.

If pumping from draft (WP 0018), check if suction hose is free from blockage.

If suction hose is blocked, remove blockage and go to Step 6.

Step 4.

If pumping from draft (WP 0018), check if suction hose is placed so vertical height

between suction hose strainer and water pump is not more than 10 ft. (3 m).

If vertical height between suction hose strainer and water pump is more than

10 ft. (3 m), reposition vehicle to reduce vertical height and go to Step 6.

Step 5.

If pumping from hydrant or relay (WP 0020), check if pressure governor control

indicates intake pressure.

If intake pressure is not present, correct water supply problem and go to

Step 6 or notify Supervisor.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION