TM 9-2320-361-20 3-28. PRIMARY FUEL FILTER MAINTENANCE (Contd) c. Filter Removal 1. Remove sleeve nut (1), gasket (2), filter head (3), and gasket (4) from filter housing (11). Discard gaskets (2) and (4). 2. Remove filter element (5) from filter housing (11). Discard filter element (5). 3. Remove cup (6), gasket (7), washer (8), spring (9), and washer (10) from filter housing (11). Discard gasket (7). NOTE Perform step 4 if draincock is damaged. 4. Remove draincock (12) from filter housing (11). d. Cleaning and Inspection WARNING Drycleaning solvent is flammable and will not be used near open flame. Use only in well-ventilated places. Failure to do so may result in injury to personnel. 1. Clean all components with drycleaning solvent and dry with lint-free cloth. 2. Inspect components for stripped threads, burrs, and scratches on mating surfaces. e. Filter Installation 1. Install draincock (12) on filter housing (11). 2. Install washer (10), spring (9), washer (8), new gasket (7), and cup (6) on filter housing (11). 3. Install new filter element (5), new gasket (4), filter head (3), and new gasket (2) on filter housing (11) with sleeve nut (1). Tighten sleeve nut (1) 15 lb-ft (20.3 N·m). f. Filter Housing Installation 1. Install connector (16), connector (17), and elbow (18) on primary fuel filter head (3). 2. Install bracket (15) to primary fuel filter head (3) with four new lockwashers (13) and screws (14). 3. Install bracket (15) and ground strap (21) on frame (26) with two screws (19), washer (24), two new lockwashers (20), and new locknuts (23). 4. Connect fuel lines (22) and (25) to connector (16) and elbow (18). 3-52