ARMY TM 9-6115-604-12NAVY NAVFAC P-8-633-12(4) Replace fuel strainer.(a) Perform steps (2)(a) and (b), above.(b) Perform step (3)(b), above.(c) Remove and discard used strainer (7).(d) Install new strainer (7) and perform steps (3)(f) and (g), above.NOTEThe new strainer (7) may compress approximately 1/4inch (6 mm) when shell assembly(1) is reattached to cover (6).d.MaintenanceofFuelFilterAssemblies.The fuel filters are duplex assemblies with a cast head. There are twoduplex filters associated with the transfer pump and another associated with the engine supply line from the tank.Inspect and service each fuel filter assembly at intervals noted in Table 3-1 and Table 3-2.(1) Inspect See Figure 3-3 and Figure 3-12. Inspect each fuel filter head assembly for signs of leakage at theplugs or hose connections and check for secure mounting.Diesel fuel, while not as volatile as gasoline, will burn when it contacts asufficiently hot surface or an open flame. Ensure that all hot surfaces under fuellines to be re- placed are covered. Ensure that buckets or pans are provided tocatch any spilled fuel. Failure to observe this warning could cause injury topersonnel or damage to equipment.(2) Service. Refer to Figure 3-12 and service each fuel filter assembly by replacing the elements as follows:(a) Unscrew the fuel filter elements (8) from filter head adapter (5) and discard.(b) Lightly coat new filter gasket with fuel and fill all filters with fuel prior to installing them.NOTEAlways replace both elements of the duplex filter in sets to prevent excessivedeterioration of replacement parts.e.MaintenanceofFuelTank.The fuel tank is located Immediately below the control room floor. Inspect for signsof fuel leakage under skid base and surrounding area If leakage Is evident, refer to the next higher level ofmaintenance.f InspectFuelLinesandEFCFuelInjectionPump.(1) The fuel lines must not be unnecessarily close to any heat-producing part of the engine or its exhaustsystem, nor should any line be rubbing any part of the engine or generator set (see Figure 3-14).(2) Inspect for sections of fuel lines that appear worn or damaged.(3) Inspect for kinks or excessively sharp bends In the fuel lines.(4) Inspect fuel lines for secure mounting There should be no evidence of missing or damaged clamps.(5) Inspect for evidence of leakage.(6) Inspect for evidence of corrosion or deterioration.(7) Inspect EFC fuel Injection pump for secure mounting and leakage.3-40
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