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 736 of 1318

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

0072-72

DRAFT

0072

Change 1

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HWT2699

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WARNING

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ICON 15

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Stay clear of rotating PUMP PTO drive shaft.

Clothing or other material may catch

on rotating PUMP PTO drive shaft, causing damage to equipment or serious injury

or death to personnel.

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CAUTION

Engine must be at idle before engaging PTO.

Failure to comply will result in

damage to PTO and/or transmission.

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NOTE

Hydraulic oil must be over 125° F (52°C) before performing Step 86.

Hydraulic oil

temperature may be observed at either cab pressure governor control or pump operator’s

panel pressure governor control (WP 0017).

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Step 86.

Turn Engine Off (TM 9-2320-422-10).

Remove pump house panel H (WP 0339).

Start

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

Put PUMP PTO switch to on position (WP 0004).

Put cab

TANK TO PUMP switch to on position (WP 0004).

Enable pressure governor control at

either cab or pump operator’s panel (WP 0017).

Allow hydraulic system to warm to

125º F (52º C) or greater.

Check if fan 1 and fan 2 operates when hydraulic oil heats to

125º F (52º C) or greater.

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If fan 1 and fan 2 do not operate, troubleshoot Hydraulic Heat Exchanger

Fan(s) Do Not Operate (WP 0056).

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MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION