ELBOW 0065883 - Caterpillar

Stop the engine, lower the bucket to the ground, move the control levers backward and forward to release the pressure in the hydraulic system. Slowly loosen the cap to release any pressure in the hydraulic tank. Let the hydraulic oil become cool before any lines are disconnected in the hydraulic system.
2. Remove bolt (2) from the bottom of the rear cylinder pin.3. Disconnect hose assembly (1) from the rear of the steering cylinder. 4. Remove fender (3) and access covers (4) and (5) from the machine. 5. Remove bolt (7). Remove pin (6) from the top of the frame. 6. Disconnect the lower end of hose assembly (9) from the tube assembly. Remove hose assembly (9) and fitting (8) from the front of the steering cylinder. 7. Remove bolt (11), the lockwasher and washer. Remove the pin, that holds the cylinder rod to the frame, from the top of the frame.
Use care when the steering cylinder is removed because of its weight. A hoist can not be fastened to the cylinder until it is removed.
8. Remove steering cylinder (10) from the front of the frame. The weight of the cylinder is 50 lb. (23 kg).9. Remove the washers for the cylinder rod from the frame.Install Steering Cylinders
Make sure the cylinder rod is extended before the steering cylinder is installed. 1. Put steering cylinder (1) in position in the frame.2. Install washers (2) on both sides of the rod end as needed to make the steering cylinder level. 3. Install pin (3) to hold the cylinder rod. Install the bolt, lockwasher and washer that hold the pin. 4. Install pin (4). Install the bolt and lockwasher to hold clip (5) and the grease line for pin (4). 5. Install the washer, lockwasher and bolt (7) to hold the rear cylinder pin.6. Put clean hydraulic oil on the O-ring seal and connect hose assembly (6) to the steering cylinder. 7. Install fitting (8) and hose assembly (9) to the steering cylinder.8. Put clean hydraulic oil on the O-ring seal and connect the lower end of hose assembly (9) to the tube assembly. 9. Install access covers (10) and (11) and the fender on the machine.10. Put clean grease in the cylinder pins.11. Start the engine and turn the machine all of the way in both directions several times. Stop the engine and fill the hydraulic tank to the correct level.Disassemble Steering Cylinders
start by:remove steering cylinders 1. Remove seals (1) from each side of the rod assembly and cylinder assembly. 2. Remove the bearings from the rod assembly and cylinder assembly with tooling (A). 3. Put the cylinder in position on tooling (B). Install support (3) under the rod and fasten strap (2) around the rod to hold it in position.4. Put a mark on the head and cylinder assembly for correct alignment at assembly. Remove four bolts (4).5. Pull the cylinder away from the rod and head with tooling (B). 6. Use tooling (C) to remove the nut that holds