TM 9-2320-209-20-3-2 FRAME 4 NOTE Open tool box door to make more room when working under cab floorboards. 1. Working under cab floorboard, pull cable (1) rear of truck. 2. Using 9/16-inch wrenches, unscrew and take Take off clamp (5) and spacer (6). GO TO FRAME 5 with bracket (2) down and to off two nuts (3) and screws (4). 13-21