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 855 of 1318

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

0076-17

DRAFT

0076

HWT1160

NOTE

•

Ensure system air pressure is at least 85 psi (586 kPa) during this procedure.

System air

pressure is required to activate valves.

•

Do not operate water pump during this procedure, except when performing complete

system checks.

Valve operations can be checked without water pump operation.

•

Valve operations can be checked by observing valve shaft rotation.

Valves are open when

tabs or yellow paint tabs are aligned with direction of fluid flow.

Step 27.

Put pump operator’s panel TANK TO PUMP switch to CLOSED position (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 33.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION