SEAL G- 9W6694 - Caterpillar

At operating temperature, the engine coolant is hot and under pressure. Steam can cause personal injury. Drain the coolant only after the engine has been stopped and the fill cap is cool enough to touch with your bare hand. Remove the fill cap from the radiator slowly to relieve pressure. Cooling system conditioner contains alkali. Avoid contact with the skin and eyes to avoid personal injury.
1. Drain the coolant from the cooling system. 2. Loosen clamp (5).3. Remove the bolts and retainers that hold tube (1) in elbow (6).4. Disconnect hose assembly (3). Remove the O-ring seal.5. Disconnect tube assemblies (2) and (7). Remove the O-ring seals.6. Remove the bolts that hold elbow (6) to the cover on the water pump. Remove the elbow. Remove the O-ring seals for the cover and tube (1).7. Remove three nuts, the cover and the O-ring seal from the water pump.8. Attach a hoist to the water pump. Remove four bolts (4) that hold the water pump to the adapter on the front drive housing. 9. Remove the bolts and retainers that hold tube (8) in the water pump.10. Remove the water pump. The weight of the water pump is 29 kg (64 lb). Remove the O-ring seal from the water pump. The following steps are for installation of the Auxiliary Water Pump.11. Put clean engine oil on the O-ring seals. Make sure the O-ring seal for tube (8) is in position in the water pump. Install the O-ring seal between the water pump and the adapter.12. Fasten a hoist to the water pump. Put the water pump in position on the adapter on the front drive housing. Install four bolts (4). Install the bolts and retainers for tube (8).13. Install the O-ring seal and the cover on the water pump with three nuts.14. Make sure the O-ring seal for tube (1) is in position in elbow (6). Put elbow (6) in position on tube (1). Install the O-ring seal and elbow (6) to the cover on the water pump.15. Install the bolts and retainers to hold tube assembly (1) in place.16. Install the O-rings. Connect tube assemblies (2) and (7).17. Connect hose assembly (3).18. Tighten clamp (5).19. Fill the cooling system with coolant to the correct level. See the Maintenance Manual.