LOCKNUT 9X0941 - Caterpillar

Remove Water Pump
Fluid Spillage Containment
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the machine. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to "Tools And Shop Products Guide", NENG2500 for tools and supplies suitable to collect and contain fluids in Caterpillar machines. Dispose fluids according to local regulations and mandates.1. Drain the coolant from the cooling system.2. Disconnect the water supply line from the water pump inlet. 3. Remove the bolts and retainers from both ends of tube (1) and remove tube (1) from the engine.4. Remove the bolts and remove damper guard (2) from the engine. 5. Fasten a hoist to water pump (4). Remove all of bolts (3) and (5) that hold the pump to the engine. Remove pump (4) from the engine. The weight of water pump (4) is approximately 39 kg (85 lb).Install Water Pump
1. Make sure the gasket for the water line adapter and the O-ring seal on the pump are in position. Put clean engine oil on the O-ring seal. Fasten a hoist to water pump (1) and put water pump (1) in position on the engine. Make sure the splines on the pump shaft are correctly engaged and install the bolts to hold the pump in position. 2. Make sure the O-ring seals on both ends of tube (2) are in position and put clean engine oil on the seals. Put tube (2) in position and install the retainers and bolts to hold the tube in position on the engine.3. Install damper guard (3) and the bolts to hold it on the engine.4. Connect the water supply line to the water pump inlet.5. Fill the cooling system with coolant to the correct level.Disassemble Water Pump
Start Bya. remove water pumpFluid Spillage Containment
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the machine. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to "Tools And Shop Products Guide", NENG2500 for tools and supplies suitable to collect and contain fluids in Caterpillar machines. Dispose fluids according to local regulations and mandates. 1. Remove elbow (1) from housing assembly (2). Remove the O-ring seal from elbow (1). 2. Remove O-ring seal (5) from the back of housing assembly (2).3. Remove washer (4) that holds shaft assembly (3) in housing assembly (2). 4. Remove cover (6) from housing assembly (2). Remove the O-ring seal from cover (6). 5. Loosen bolt (8) and the washer that hold impeller (7) to the pump shaft. Use Tooling (A) to loosen impeller (7) from the end of the pump shaft. Remove Tooling (A), bolt (8), the washer and impeller (7) from the pump shaft and housing assembly (2). 6. Remove spring (10) from seal assembly (9) and shaft assembly (3).7. Use a soft faced