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 639 of 1318

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

0071-1

DRAFT

0071

FIELD LEVEL MAINTENANCE

PUMP COOLER VALVE DOES NOT OPERATE PROPERLY

INITIAL SETUP:

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MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

PUMP COOLER VALVE DOES NOT OPERATE PROPERLY

NOTE

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

System air

pressure is required to activate valves.

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Do not engage PUMP PTO during this procedure, except when performing complete

system checks.

Valve operations can be checked without water pump operation.

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Valve operations can be checked by observing valve shaft rotation.

Tools and Special Tools

Test Lead Set (WP 0398, Item 14)

Tool Kit, General Mechanic’s: Automotive

(WP 0398, Item 17)

Personnel Required

MOS 63B Wheeled Vehicle Mechanic (2)

References

TM 9-2320-325-14&P

WP 0004

WP 0007

WP 0199

WP 0205

WP 0207

WP 0221

WP 0242

References (continued)

WP 0244

WP 0271

WP 0280

WP 0281

WP 0292

WP 0302

WP 0303

WP 0319

WP 0339

WP 0374

Equipment Conditions

Engine OFF (TM 9-2320-422-10)

Wheels chocked (TM 9-2320-422-10)