TM-9-2320-387-10 HMMWV Operator Manual Download
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TM 9-2320-387-10 l-1 6. FUEL SYSTEM OPERATION The diesel fuel system stores, cleans, and supplies fuel for the engine. Major components of the fuel system are: 0 A 0 B 0 C 0 D 0 E 0 F 0 G 0 H FUEL PUMP - Draws fuel from fuel tank through the supply line and pumps it to the fuel filter. FUEL RETURN LINE - Directs unused fuel from the injection pump back to the fuel tank. FUEL SUPPLY LINE - Directs fuel from fuel tank to the system. FUEL TANg - Stores 25 gallons (95 liters) of diesel fuel. FUEL FILLER CAP - Located at right rear side of vehicle, the cap is removed to permit fuel tank servicing. FUEL INJECTORS - Receive metered fuel from the injection pump and sprays fuel into the combustion chamber. FUEL FILTER/WATER SEPARATOR - Filters water and sediment from fuel before fuel enters the injection pump. INJECTION PUMP - Directs metered and pressurized fuel to the eight injector nozzles. It is mounted on top of the engine under the intake manifold. 1-15