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 594 of 1318

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

0068-4

DRAFT

0068

Change 1

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HWT0585

.

NOTE

Valve operations must be checked by observing rotation of 7/16” hex at end of valve drive

assembly worm gear shaft for Step 5.

.

Step 5.

While an assistant pushes pump operator’s panel NO. 1 DRIVER SIDE DISCHARGE

valve control OPEN and CLOSE buttons (WP 0004), check if No. 1 driver side

discharge valve worm gear shaft moves after valve is fully opened or closed.

.

If No. 1 driver side discharge valve worm gear shaft moves excessively after

valve is fully open and closed, remove and reinstall No. 1 driver side

discharge valve motor (WP 0248), ensuring all mounting hardware is

secure.

.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION