20450735 Volvo.Penta Outlet pipe

1. Drain the coolant from the cooling system.2. Remove one half of the fan guard from the right side of the machine.3. Remove air compressor water line (3) from the engine.4. Disconnect hose (2) from the water pump elbow.5. Loosen the hose clamps for the short hose behind hose (2).6. Loosen hose clamps (6) and push the hose down away from the pump.7. Remove two bolts (5) and the two bolts (1). Remove water pump (4) and elbow from the engine as a unit. The weight is 35 lb. (16 kg).Install Water Pump
1. Inspect the O-ring seal for the water pump. Install a new seal if needed. 2. Put water pump (1) and the elbow in position as a unit. Make sure the gasket for the elbow is in position and install the bolts that hold the elbow and water pump.3. Connect the water pump elbow to the cylinder block with the short hose and tighten the hose clamps.4. Move the bottom hose up on the water pump and tighten the clamps.5. Connect the heater hose to the water pump.6. Install the air compressor coolant line.7. Install the fan guard.8. Fill the cooling system with coolant to the correct level.Disassemble Water Pump
start by:a) remove water pump 1. Remove cover (1) from water pump (2). 2. Loosen bolt (3) .25 in. (6.35 mm). Hit the bolt with a soft hammer to remove impeller (4) from the shaft. 3. Remove spring and seal assembly (5) from the shaft (6). 4. Turn the housing over and remove bolt and washer (7). Remove bearing (8) and gear (9) as a unit. 5. Use tool (A), tooling (C) and a press to remove bearing (8) from gear (9). 6. Remove snap ring (10) with tool (B). 7. Remove bearing (11) and shaft (6) as a unit. 8. Use tool (A) and a press to remove bearing (11) from the shaft. 9. Remove the ceramic ring and seal (12) from the housing. 10. Remove the lip seal (13) from the housing with tool (C).Assemble Water Pump
1. Install lip seal in water pump housing with tooling (A). The lip of the seal must be toward the bearings. Put clean SAE 30 engine oil on the lip of the seal. 2. Use a press to install shaft (1) in bearing (2). 3. Install the shaft (1) and bearing in the housing (3). 4. Install snap ring (4) in housing with tool (B). 5. Use a press and tooling (A) to install bearing (5) on gear (6). 6. Put gear (6) and bearing in position on shaft and install bolt and washer.
Clean water only is permitted for use as a lubricant for assembly. Do not damage or put hands on the wear surface of the carbon ring or the ceramic ring. Install the ceramic ring with the smoothest face of the ring toward the carbon seal assembly.
7. Put the ceramic ring (7) in position in the rubber seal. Use hand pressure and the tool (which is with the replacement ring) to install the ceramic ring. 8. Remove spring from the seal assembly (8). Use hand pressure and the tool (which is with the replacement ring) to install the seal assembly. Push seal assembly on shaft until seal faces make light contact. 9. Install spring (9). Put impeller (10) in position and install washer and bolt. Tighten bolt to a torque of 27 1 lb.ft. (38 1.4 N m).10. Install gasket and cover on the housing.end by:a) install water pump