TM 9-2320-209-20-3-2 FRAME 2 1. Using 5/8-inch combination box and open end box wrench, hold tube nut (1). Using 7/16-inch combination box and open end box wrench, unscrew and take off tube nut (2). 2. Using 5/8-inch combination box and open end box wrench, hold tube nut (1). Using 15/16-inch open end wrench, unscrew and take off nut (3) and washer (4). 3. Take out tube nut (1). END OF TASK 13-92