TM 9-2320-209-20-3-3 a. Removal. FRAME 1 1. Open door (1) to first catch. Working inside cab and using pliers, take out and throw away cotter pin (2). Soldier A 2. Hold door (1). Soldier B 3. Using hammer and punch, drive out two hinge pins (3). Soldiers 4. Take off door (1). A and B END OF TASK 18-2