MAINTENANCE OF THE M88A1 - OD1672 - LESSON 2/TASK 1
(3) Electric Fuel Pumps.
One electrically-operated fuel pump is
located in each fuel tank. The fuel from the fuel tanks is supplied by the
electric fuel pumps at a minimum pressure of five psi (pounds per square
inch) to the primary fuel filter (3) (figure 15).
FIGURE 15.
ENGINE FUEL SYSTEM.
The fuel filter is mounted on the right front of the engine.
Fuel flows
through the main fuel check valve to the engine fuel pump (7) (figure 15)
mounted on the front center of the engine.
(4) Engine Fuel Pump.
The engine fuel pump is an engine-driven,
gear-type pump used to boost the fuel pressure to the fuel injector pump
(18.1) (figure 15).
The engine fuel pump (7) contains a pressure relief
valve to limit the pump pressure to a given number of pounds per square
inch.
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