TM 9-2320-209-20-3-1 c. Replacement. FRAME 1 1. Put support bracket assembly (1) on intake manifold (2). 2. Put wiring harness ground terminal (3) under capscrew and lockwasher (4) at front of support bracket assembly (1). 3. Using l/2-inch wrench, screw in and tighten three capscrews and lockwashers (4). 4. Place ignition unit (5) on support bracket assembly (1) and hook up ignition unit clamp assembly (6). 5. Put ignition cable and conduit plug (7) in ignition unit (5) . Using 7/8-inch wrench, screw on and tighten nut (8) . 6. Screw wiring harness connector (9) on ignition unit (5) terminal. GO TO FRAME 2 4-147