TM 9-2320-209-34-2-2 d. Repair. If shock absorber, seat cushion, or backrest cushion is worn or damaged, get a new one. If frame or seat base is bent or cracked, repair by welding. Refer to TM 9-237. If parts are broken, get new ones in their place. e. Assembly. FRAME 1 1. Put shock absorber (1) in seat brackets (2). Put in two screws (3). 2. Put on two nuts (4). GO TO FRAME 2 17-127