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 818 of 1318

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

0074-4

DRAFT

0074

Change 1

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HWT2975

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WARNING

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ICON 72

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•

Be careful when using high air pressure.

High air pressure can blow out parts,

hoses, or debris with force.

•

Air pressure should not exceed 50 PSI (345 kPa) during procedure.

Failure to

comply may result in damage to equipment. Failure to comply may result in injury

to personnel.

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NOTE

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Do not open any valves during this procedure, except have an assistant maintain 50 PSI

(345 kPa) during test.

•

Check all valves to ensure that more than one valve is not leaking.

•

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

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Step 4.

Check if air can be heard escaping from pump cooler drain line.

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If air can be heard escaping from pump cooler drain line, replace pump

cooler (dump-to–ground) valve (WP 0319).

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MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION