TM 9-2320-361-10
1-33. FUEL SYSTEM OPERATION
The fuel system of the M44A2 series vehicles consists of the following major
components:
FUEL TANK
— Stores engine fuel.
FUEL TANK PUMP
— Sends constant flow of fuel to fuel injection pump
while ignition is on.
SECONDARY AND FINAL FUEL FILTERS
— Filters fuel from primary
fuel filter before fuel enters fuel injection pump.
DRAIN COCKS
— Permit draining of excess moisture and fuel from
primary, secondary, and final fuel filters.
FUEL INJECTION PUMP
— Pressurizes fuel in quantity controlled by
accelerator pedal and hand throttle, and sends it to spray nozzle for
injection into engine cylinders.
PRIMARY FUEI. FILTER
— Filters fuel from fuel tank before fuel enters
secondary and final fuel filters
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