1.121 HYDRAULICS Steering cylinder (15) and (19) Removal 6. Torque tighten the components as follows: Cylinder retaining screws (5) - 120 Nm (88 lbf/ft.) Ball joint (9) - 300 Nm (220 lbf/ft.) Ball joint lock nut (8) - 250 Nm (184 lbf/ft.) Tie rod nuts (6) - 220 Nm (162 lbf/ft.) 1. Stop the engine and chock the machine, apply the parking brake . 2. Refer to page 1.1 and dump hydraulic pressure then disconnect the battery. 3. Identify the hydraulic hoses to make sure they are reconnected correctly. Disconnect the two hydraulic hoses from the cylinder (1); blank the cylinder connections and open hoses. 4.
Remove the adapter (2) from the cylinder (1) to allow cylinder to slide through locating bracket. 5. Loosen the track rod end securing nut (4) on each track rod (5) and using a suitable removal tool; disconnect track rod ends from axle. 6. Loosen the ball joint lock nut (6) on the inboard end of each track rod (5) and remove the track rods from ball joint (7). Remove the ball joint from each end of the piston rod (8). 7. Remove the three screws (3), securing cylinder to axle and slide cylinder out of brackets. 8. Fit a blank to the open cylinder connection. Installation 1. Installation is the reverse of the above procedure. 2. Refer to page 1.66.
Check the hydraulic level and replenish tank before engine is started. 3. Purge the hydraulic system by starting the engine and operating the steering to fully extend and retract cylinder several times. 4. Refer to Page 1.66 and check the hydraulic level and replenish if necessary. 1. Cylinder (15 & 19) 2. Adapter 3. Screw (3 off) 4. Nut 5. Track rod 6. Lock nut 7. Ball joint 8. Piston rod 5. Refer to the axle section and adjust the tracking and on the rear axle, check the operation of the steering position switch.