TM 9-2320-209-20-3-2 (2) Hydraulic hose. NOTE Hydraulic hose on left front axle is used for this typical procedure. 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). GO TO FRAME 2 13-91