89718 Mercruiser HOSE, HOUSING TO CIRCULATING PUMP POWER STEERING

Removal Procedure For Type One Water Pump
Start By:
Remove the fan. Refer to Disassembly and Assembly, "Fan - Remove and Install" for the correct procedure.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Dispose of all fluids according to local regulations and mandates.
Drain the coolant from the cooling system into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Drain" for more information.
Illustration 1 g06215142
Typical example
Loosen the hose clamp and disconnect the coolant hose assembly from inlet connection (10) on water pump (1).
Loosen hose clamp (2) and hose clamp (4) for hose assembly (3). Disconnect the hose assembly from water pump (1) and water temperature regulator (5).
Remove bolts (12) and bolt and washer (6) from adjusting bracket (7). Remove the adjusting bracket from the alternator.
Remove bolts (8) and nut (9) from water pump (1). Support the water pump as the bolts and nut are removed.
Remove water pump (1) from the cylinder block.Note: If necessary, gently tap the water pump with a soft faced hammer to loosen the water pump.
Remove gasket (11) (not shown).Installation Procedure For Type One Water Pump
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Loctite 242 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Ensure that the gasket surfaces of the water pump and the cylinder block are clean and free from damage.
Ensure that all components of the water pump are free from wear or damage. Replace any components that are worn or damaged.
Illustration 2 g06218233
Water pump gasket correct orientation
Illustration 3 g06215195
Ensure that the bolt holes in Position (W) and stud (13) are clean and free from oil and coolant.
Install a new gasket (11) (not shown) over stud (13). Ensure that the gasket is correctly oriented. Refer to Illustration 2.
Illustration 4 g06215142
Typical example
Illustration 5 g06215188
Water pump bolts and nut tightening sequence
Apply Tooling (A) to the first two threads of bolts (8) and nut (9).
Install water pump (1).
Install bolts (8) and nut (9) hand tight. Ensure that gasket (11) (not shown) is correctly positioned.
Tighten bolts (8) and nut (9) to a torque of 5 N m (44 lb in) in the sequence shown in Illustration 5.
Tighten bolts (8) and nut (9) to a torque of 10 N m (89 lb in) in the sequence shown in Illustration 5.
Connect the coolant hose assembly to inlet connection (10) on water pump (1). Securely tighten the hose clamp.
Connect hose assembly (3) to water pump (1) and water temperature regulator (5). Securely tighten hose clamp (2) and hose clamp (4).
Position adjusting bracket (7) onto water pump (1) and the alternator. Install bolts (12) to the water pump and bolt and washer (6) to the adjusting bracket.
Tighten bolts (12) to a torque of 22 N m (195 lb in).
Install the fan. Refer to Disassembly and Assembly, "Fan - Remove and Install" for the correct procedure.
Fill the cooling system with coolant. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Fill" for the correct procedure.Removal Procedure For Type Two Water Pump
Start By:
Remove the fan. Refer to Disassembly and Assembly, "Fan - Remove and Install" for the correct procedure.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.