TM 9-2320-361-20 3-22. FUEL TANK FILLER CAP AND SLEEVE REPLACEMENT (Contd) a. Removal WARNING Diesel fuel is flammable. Do not perform fuel system procedures near open flame. Injury or death to personnel may result. 1. Remove fuel tank filler cap (2) from fuel tank (5) and disconnect chain (1) from sleeve (4). 2. Rotate sleeve (4) counterclockwise and remove sleeve (4) from fuel tank (5). 3. Remove gasket (3) from fuel tank filler cap (2). Discard gasket (3). b. Installation 1. Install new gasket (3) on fuel tank filler cap (2). 2. Install sleeve (4) on fuel tank (5) by rotating clockwise. 3. Connect chain (1) to sleeve (4), and install fuel tank filler cap (2) on fuel tank (5). 3-32