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 132 of 1318

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

0017-2

DRAFT

0017

2.

Software Operation.

NOTE

Pressure governor display may take up to 20 minutes to operate in cold climate

conditions.

(a)

Home Screen.

The Home screen for the HEWATT cab display shall look like Figure 1.

Once the

display is powered and initialization has finished, the display shall advance to the Home screen.

The user will begin interfacing with the display from this screen. User options from this screen shall

include:

Indicator lights on the Home screen include:

Auxiliary options with indicator lights on the Home screen include:

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Mode selection

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Preset selection

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Idle selection

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Increase selection

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Decrease selection

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Menu selection

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Pump Engaged light

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OK to Pump/OK to Pump and Roll

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View Warning event selection

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View Caution event selection

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Confirmation selection or “OK button”

VENDOR ART

Figure 1.

Home Screen for the HEWATT Cab Display.

DEC

PRESET:

XXXPSI

IDLE

PUMP DISCHARGE

PUMP INTAKE

PUMP ENGAGED

OK TO PUMP AND

ROLL

MODE:

PRESSURE

FUEL

LEVEL

VOLT

HYDRAULIC OIL

TEMP

ENGINE RPM

ENGINE TEMP

ENGINE OIL PSI

INC