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 887 of 1318

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

0079-5

DRAFT

0079

Change 1

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HWT3519

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WARNING

Ensure PTO area is clear of personnel and obstructions before engaging PUMP

PTO switch.

Failure to comply may result in injury or death to personnel and/or

damage to equipment.

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CAUTION

Engage PTO before engaging high idle.

Engine must be at idle before engaging

PTO.

Failure to comply will result in damage to PTO and/or truck transmission.

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Step 5.

Install reflective tape on PTO shaft.

Start engine (TM 9-2320-422-10).

Put PTO switch

to on position (WP 0004).

Use photosensor tachometer to check if PTO rpm is between

990 to 1010 rpm at idle.

While an assistant puts HIGH IDLE switch to ON position

(WP 0004), use photo tachometer to check if PTO rpm is between 1750 to 2138 rpm at

high idle.

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a.

If PTO rpm is between 990 to 1010 rpm at idle and 1750 to 2138 rpm at

high idle, notify Supervisor.

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b.

If PTO rpm is not between 990 to 1010 rpm at idle and 1750 to 2138

rpm at high idle, replace PUMP PTO (WP 0153).

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MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION