86779A 1 Mercruiser CARRIER ASSEMBLY, Seal

2. Loosen clamps (1) and slide hose (3) up on tube (2).3. Loosen clamp (6).4. Loosen clamp (5) and disconnect hose (4) from the water pump.5. Loosen clamps (8) and slide hose (7) down on the tube. 6. Remove bolts (9) that hold elbow (10) to the cylinder head.7. Remove bolts (12) that hold water pump (11) to the timing gear cover. Remove water pump (11).Install Water Pump
1. Be sure O-ring seal (3) is in place on the water pump. Put clean oil on the O-ring seal. Put water pump (2) in position on the timing gear cover and install the two bolts that hold it in place. Do not tighten the bolts at this time.2. Put the gasket in place between elbow (1) and the cylinder heads. Install the two bolts that hold the elbow to the cylinder head. Tighten the two bolts that hold the water pump in place. 3. Slide hose (7) up on the water pump and tighten clamps (8).4. Tighten clamp (6).5. Slide hose (4) down on the elbow and tighten the clamps.6. Connect hose (5).7. Fill the radiator with coolant to the correct level. See MAINTENANCE GUIDE.end by:a) install auxiliary drive groupDisassemble Water Pump
start by:a) remove water pump 1. Remove elbow (1) from the water pump.2. Remove cover (2) from the water pump. 3. Loosen bolt (3) 6.35 mm (.25 in.). Hit the bolt with a soft hammer to remove impeller (4) from the shaft. 4. Remove spring and seal assembly (5) from shaft (6). 5. Turn the housing over and remove bolt (7) and the washer. Remove bearing (8) and gear (9) as a unit. 6. Use tool (A), tooling (C) and a press and remove bearing (8) from gear (9). 7. Remove snap ring (10) with tool (B). 8. Remove bearing (11) and shaft (6) as a unit. 9. Use tool (A) and a press to remove bearing (11) from the shaft. 10. Remove ceramic ring and seal (12) from the housing. 11. Remove lip type 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 shaft (1) and bearing (2) in the housing. 4. Install snap ring (3) with tool (B). 5. Install bearing (4) on gear (5) with a press. 6. Make an alignment of pins (6) in the gear with the holes in the shaft and put gear (5) and bearing (4) in position on the shaft. Install the washer and bolt that hold them together.
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 38 1.4 N m (27 1 lb.ft.). 10. Put the gasket in place and install cover (11).11. Put the gasket in place and install elbow (12). end by:a) install water pump