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 251 of 1318

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

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54. Put PUMP COOLER switch (9) to ON position.

Indicator light (10) will illuminate.

55. Remove cap (43) from NO. 2 PASSENGER SIDE DISCHARGE (44).

56. Put PUMP COOLER switch (9) to OFF position.

Indicator light (10) will go out.

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

Push NO. 2 PASSENGER SIDE DISCHARGE valve control

OPEN button (45) until green indicator light (46) illuminates.

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

Push NO. 2 PASSENGER SIDE DISCHARGE valve control CLOSE

button (47) until red indicator light (48) illuminates.

59. Repeat Steps (57) and (58).

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HWT3139