ROD 2H9135 - Caterpillar

Start By:a. separation of tracksb. remove pinion flanges1. Drain the oil from the final drive case. 2. Install tool (A) and fasten a hoist as shown. Remove nuts (1) and bolts that hold the final drive cover to the steering clutch case.
Typical Example3. Install two 3/8" - 16 NC forcing screws (3) in the final drive cover. Tighten the forcing screws evenly and remove final drive (2) and the sprocket hub as a unit. The weight is 158 kg (350 lb.).4. Remove the race and roller assembly for the pinion shaft from the final drive cover. See the topic, Remove Sprocket Shaft Gear And Cover. 5. Remove pinion (4). 6. Remove bearing races (5) and (6) from pinion (4). 7. Remove nuts (7) that hold bearing cage (8) to the steering clutch case. 8. Install two 3/8" - 16 NC forcing screws (9). Tighten the forcing screws evenly and remove bearing cage (8). 9. Remove O-ring seal (11) and lip-type seal (10) from bearing cage (8). 10. Remove race and roller assembly (12) from bearing cage (8). The following steps are for installation of the final drive pinions.11. Inspect all parts for damage and make replacements if needed.12. Lower the temperature of race and roller assembly (12). Install race and roller assembly (12) in bearing cage (8). 13. Use tooling (B) and install the lip-type seal in bearing cage (8) with the lip of the seal toward the final drive cover as shown. Put oil on the lip of the seal.14. Install O-ring seal (11) on the bearing cage.15. Put bearing cage (8) on the steering clutch case. Install the nuts that hold the bearing cage in place.16. Heat bearing races (5) and (6) to a maximum temperature of 135°C (275°F). Install bearing races (5) and (6) on pinion (4).17. Install pinion (4) in the bearing cage.18. Install the race and roller assembly for the pinion shaft in the final drive cover. See the topic, Install Sprocket Shaft, Gear And Cover.19. Put 7M7260 Liquid Gasket Material on the machined surfaces of the final drive cover and steering clutch case.20. Install tool (A) and fasten a hoist to the final drive and sprocket hub. Put the final drive and sprocket hub in position on the steering clutch case.21. Install nuts (1) and bolts that hold the final drive in place.22. Fill the final drive with oil to the correct level. See the Operation And Maintenance Manual.End By:a. install pinion flangesb. connection of tracks