TM 9-2320-209-34-2-2 f. Replacement. FRAME 1 1. Aline bracket (1) on support tube (2) and put in three screws (3) with lockwashers (4). 2. Put two left arms (5) on throw cams (6). Put in two keys (7) and tighten two screws (8). 3. Put in two rod assemblies (9). 4. Do step 2 again for two right arms (10). GO TO FRAME 2 17-639