TM-9-2350-273-BD M60 M48 Battle Damage Assessment and Repair Download
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TM 9-2350-273-BD FUEL SUPPLY SYSTEM Section V. Fuel Filters 4-10. General. There are 2 filter devices in the fuel system. The primary filter is on the engine and 3 filter elements are in the fuel water separator also on the engine. The filters must be periodical y drained to prevent water or dirt from entering the engine fuel system. 4-11. FUEL FILTER CLOGGED OR FROZEN General Information Clogged or frozen fuel filters will stop the flow of fuel to the injector pump. Lack of fuel will stop the engine from running or if frozen will prevent the engine from starting. Clogged filters must be repaired or by-passed and frozen filters must be thawed. Limitations: Unfiltered fuel if filters are bypassed. Personnel/Time Required: 1 soldier 60 minutes Materials/Tool* None Other Options For frozen filters, heat with the personnel heater air ducted to the engine compartment or heat with another vehicle's exhaust. For clogged filters, remove filter element. Procedural Steps: 1. Gain access to the fuel filters. 2. Clean away all grease and oil from filter connectors. 3. Drain the fuel lines and filter canisters. 4. Check for fuel leakage, tighten connections if required. Purge fuel lines; if the failure is not corrected, go to step 5. 5. Primary filter may be by-passed by disconnecting lines from filter and connecting them together as shown. 4-9