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TM 10-4930-241-13
2-5. 600 GPM PUMP ASSEMBLY CONTROLS AND INDICATORS - cont.
Flow Control Valve Handle (15).
Hand operated valve used to control fuel flow and to prevent backflow when pump is shut down. Valve must be
open to pump fuel.
PRIMING SHUT OFF VALVE (16).
ON/OFF two-way ball valve used to prime fuel pump. Fuel valve must be open for priming. After priming, valve
is shut off manually to prevent backflow of fuel into priming vent drain tank.
Winch Control (17).
Winch box control with two directional control switches used to extend and retract winch cable.
Winch Control Handle (18).
Handle is used to engage or disengage winch mechanically. Winch is disengaged (freewheeling) when handle is
in forward position and engaged when handle knob points toward the control panel.
Priming Vent Drain Tank Valve (19).
Valve is used to return fuel, accumulated in tank during priming process, back to the system.
FUEL SELECTOR VALVE (20).
Ball valve for using external fuel or internal fuel (fuel in transfer lines) for engine.
Oil Indicator (21).
Indicates level of oil in speed reducer oil reservoir.
Oil Filter Clogged Indicator (22).
Red indicates when filter elements are dirty. Gold indicates filter is operating properly.
Fuel Filter Clogged Indicator (23).
Red indicates when filter elements are dirty. Gold indicates filter is operating properly.
Electronic Sensing Unit (ESU) (24).
Controls electronics of engine for operating and Built in Test (BIT). There are four indicators that define
malfunctions.
Refer to TM 10-4320-342-10 for additional information, description and use of the operator's controls and
indicators on the filter 600 GPM pump assembly.
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