TM 9-2320-272-24-1
1-21. POWER SYSTEM OPERATION (Contd)
c. Fuel System (Single Tank) Operation.
Major components of the single tank fuel system are:
Key Item and Function
TANK (REAR) VENT LINE - Vents vapors from fuel tank to vent hole-in air intake stack.
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2
TANK FILLER CAP - Covers fuel filler opening.
FUEL TANK - Stores fuel for vehicle use.
3
FUEL TANK LEVEL SENDING UNIT - Electrical signal registers fuel level in tank at gauge on
4
instrument panel.
TANK (FRONT) VENT LINE - Vents vapors from fuel tank to vent hole in air intake stack.
5
FUEL FILTER/WATER SEPARATOR - Filters water and dirt from fuel.
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FUEL RETURN LINE - Returns unused fuel back to fuel tank.
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FUEL PUMP - Draws fuel from tank and pumps it through supply line to fuel injectors.
8
FUEL SUPPLY LINE - Directs fuel from fuel pump to fuel injectors.
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FUEL PRIMER PUMP - Purges air from fuel system.
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