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TM-9-2320-361-24-1 Page 590

TM-9-2320-361-24-1 Field Maintenance Manual Volume 1 for M44A2 Series Trucks

Page 590 of 1176


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TM 9-2320-361-24-1 0064 00 0064 00-4 SECONDARY AND FINAL FUEL FILTERS TESTING AND MAINTENANCE (Contd) REMOVAL Fuel Filter Head 1. Disconnect battery ground cable (WP 0126 00). CAUTION Cap or plug all openings immediately after disconnecting lines and hoses to prevent contamination. Remove cap or plugs prior to installation. Failure to do so may result in damage to equipment. NOTE Mark location of the fuel lines for installation. 2. Disconnect three fuel lines (4) and fuel line (7) from three elbows (3) and elbow (8). 3. Remove three elbows (3), elbow (8), and tee (9) from fuel filter head (2). 4. Remove three nuts (6), lockwashers (5), and fuel filter head (2) from engine (1). Discard lockwashers (5). Fuel Filters NOTE • Some fuel filters have two bleeder valves. • Secondary and final fuel filters are removed the same way. This procedure covers the secondary fuel filter. 1. Remove bleeder valve (11) from fuel filter head (2). 2. Remove sleeve nut (10), washer (23), and gasket (22) from fuel filter head (2). Discard gasket (22) and washer (23). 3. Remove secondary fuel filter housing (18) and gasket (21) from filter head (2). Discard gasket (21). 4. Remove filter element (20) from secondary fuel filter housing (18). Discard filter element (20). 5. Remove cotter pin (17) from center post (12). Discard cotter pin (17). 6. Remove cup (13), gasket (14), washer (15), and spring (16) from center post (12). Discard gasket (14) and washer (15). 7. Remove drain valve (19) from secondary fuel filter housing (18). CLEANING AND INSPECTION WARNING Skysol 100 mixture is combustible; DO NOT use or store near heat, sparks, flame, or other ignition sources. Use mechanical ventilation whenever product is used in a confined space, heated above ambient temperatures, or agitated. Keep container sealed when not in use. Contact with Skysol 100 may cause skin irritation. Use chemical-resistant gloves. In case of skin contact, remove any contaminated clothing and wash skin thoroughly with soap and water. Wash contaminated clothing before reuse. Eye contact may cause irritation, tearing, or blurring of vision. Use face shield or goggles when eye contact may occur. In case of eye contact, flush eyes with large amounts of water for at least 15 minutes or until irritation subsides. Inhalation may cause irritation to upper respiratory passages. DO NOT have food or drink in the vicinity. Failure to comply may result in injury to personnel. 1. Clean all components with Skysol 100 and dry with clean rag. 2. Inspect elbows (3) and (8), tee (9), and center post (12) for burrs and stripped threads. 3. Inspect filter head (2) and filter housing (18) for burrs and scratches on mating surfaces.