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 933 of 1318

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

0083-3

DRAFT

0083

Change 1

HWT0873

NOTE

Thermal relief valve operation is checked by checking if water is being discharged from

thermal relief valve discharge line.

Step 3.

While pump is at operating temperature, check if thermal relief valve is discharging

water.

If thermal relief valve is not discharging water, replace thermal relief valve

(WP 0163).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION