PUMP GP-TRANSMISSION 4433872 - Caterpillar

The steering link assemblies on the left and the right sides of the machine are removed the same way. The only difference is the steering cylinder (servo-sender) must be disconnected on the left side of the machine. 1. Remove the nut and washer (1) at the rod end of the steering cylinder (servo-sender)2. Disconnect grease lines (2). Use 1U-5499 Penetrating Oil to loosen the steering link pins. Remove pin (3).3. Remove the two bolts, the washers and retainer (4). Remove pin assembly (3). 4. Attach a lifting sling to link assembly (5). Remove the two bolts, the washers and retainer (7) that hold pin assembly (6) in position. Remove the pin assembly. Remove the link assembly. The weight of link assembly (5) is 79 kg (175 lb). 5. Attach a lifting sling and a hoist to link assembly (9). The weight of steering link (9) is 52 kg (115 lb). Remove the two bolts, the washers and retainer (10). Remove pin assembly (8).
The bearings in the open end must be pulled out to each side of the steering link, as shown. Do not pull the bearings from one side because the steering link can be bent.
6. Remove the bearings from the two steering link assemblies with Tooling (A). 7. Remove washer (11) from the draft frame.
Fasten a hoist to Tooling (A) before the bearings and the spacer on the draft frame are removed. The tooling will fall after removal of the bearings and the spacer.
8. Install Tooling (A) on the draft frame, as shown. Fasten a hoist to Tooling (A).9. Remove the two bearings and the spacer from the draft frame.10. Remove the other steering link assemblies from the right side of the machine as in Steps 1 through 9.Install Steering Link Assemblies
1. Make sure the bearing bore in the draft frame is clean.2. Pull the lower bearing in the draft frame with Tooling (A) until it is even with the outside surface of the draft frame. 3. Install the spacer in the bearing bore. Push the upper bearing in the draft frame with Tooling (B) until the bearing makes contact with the spacer. The bearing will be even with the machined surface in the draft frame. 4. Install washer (1) in the draft frame.5. Install the other two bearings and the spacer in the draft frame as in Steps 1 through 4. 6. Install the bearings in the link assemblies with Tooling (A). Install the bearings until they are even with the outside surface of the links. 7. Fasten a hoist to link assembly (2) and put it in position on the custom hitch, as shown. Install pin assembly (3) that holds it. Install