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 249 of 1318

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

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DRAFT

0033

Change 1

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NOTE

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Valve is completely open when green indicator light illuminates.

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Valve is completely closed when red indicator light illuminates.

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Do not open PUMP DRAIN valve.

43. Remove cap (31) from NO. 1 DRIVER SIDE DISCHARGE (32).

44. Put PUMP COOLER switch (9) to CLOSED position.

Indicator light (10) will go out.

45. Let pressure build above 50 psi (345 kPa).

Push NO. 1 DRIVER SIDE DISCHARGE valve control OPEN

button (33) until green indicator light (34) illuminates.

46. Let pressure drop to 0 psi (0 kPa).

Push NO. 1 DRIVER SIDE DISCHARGE valve control CLOSE button (35)

until red indicator light (36) illuminates.

47. Repeat Steps (45) and (46).

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HWT3137