TM 9-2320-209-20-3-1 4-19. MANIFOLD HEATER ELECTRIC FUEL SUPPLY PUMP AND FUEL FILTER REMOVAL AND REPLACEMENT. TOOLS : 3/8-inch wrench l/2-inch socket wrench 7/16-inch wrench 11/16-inch wrench 9/16-inch wrench (2) SUPPLIES: None PERSONNEL: One EQUIPMENT CONDITION: Truck parked, engine off and cold, handbrake set. a. Preliminary Procedures. (1) Open hood. Refer to TM 9-2320-209-10. (2) Disconnect battery ground cable. Refer to para 7-58. b. Removal. FRAME 1 1. Unscrew and takeoff electrical connector (l). 2. Using 3/8-inch wrench, unscrew and take off tube adapter (2) with tube (3). 3. Using 7/16-inch wrench, unscrew and take off tube adapter (4) with tube (5) 4. Using l/2-inch socket wrench, unscrew and take out two screws with washers (6). 5. Takeout fuel pump (7) and filter (8). GO TO FRAME 2 TA 083340 4-98