39331A 1 Mercruiser COVER ASSEMBLY, CRANKCASE AND PUSH ROD

Table 1
Required Tools
Tool Part Number Part Description Qty
A 8H-0663 Bearing Puller 1
5F-7345 Puller 1
126-7183 Crossblock 1
126-7177 Puller Leg 2
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.
Illustration 1 g03360847
Illustration 2 g03360848
If necessary, remove Original Equipment Manufactures (OEM) driven equipment from auxiliary drive (5). Refer to the OEM for the correct procedure.
If the OEM driven equipment was not installed onto auxiliary drive (5). Remove cover plate (3) and remove O-ring seal (2).
Remove allen head screws (4) and allen head screw (6) from accessory drive housing (5).
Remove accessory drive housing (5) from the front housing.
Illustration 3 g03431616
Remove gasket (7) from accessory drive housing (5).
If necessary, follow Step 6a through Step 6d to disassemble the accessory drive.
Remove circlip (11) from accessory drive housing (5).
Place accessory drive housing (5) onto a suitable support. Press the assembly of gear (9), bearing (10) and bearing (8) out of accessory drive housing (5).
Use Tooling (A) to remove bearing (10) from gear (9).
Use Tooling (A) to remove bearing (8) from gear (9).Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
B 7M-7456 Bearing Mount Compound 1
C 5P-3975 Rubber Lubricant 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 4 g03431617
If necessary, follow Step 1a through Step 1e to assemble the accessory drive.
Inspect the condition of the teeth and the splines of gear (9) for wear and damage. Inspect bearing (10), bearing (8), and circlip (11). Inspect accessory drive housing (5) for wear and damage. Replace any components that are worn or damaged.
Apply a small continuous bead of Tooling (B) to inner Surface (X) of bearing (8). Place the inner race of bearing (8) onto a suitable support. Press the shaft of gear (9) into bearing (8) until the shoulder of the gear is against the bearing. Remove any excess compound.
Apply a small continuous bead of Tooling (B) to inner Surface (Z) of bearing (10). Place the inner race of bearing (10) onto a suitable support. Press the shaft of gear (9) into bearing (10) until the shoulder of the gear is against the bearing. Remove any excess compound.
Apply a small continuous bead of Tooling (B) to the outer Surface (W) and the outer Surface (Y) of bearing (8) and bearing (10). Place accessory drive housing (5) on a suitable support. Press the assembly of gear (9) into the accessory drive housing. Ensure that bearing (10) and bearing (8) are against the front face of the recesses in accessory drive housing (5). Remove any excess compound.
Install circlip (11) into the groove in accessory drive housing (5). Ensure that circlip (11) is correctly positioned in the groove.
Inspect the bore in the front housing for damage. If necessary, replace the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove" and Disassembly and Assembly, "Housing (Front) - Install" for the correct procedure.
Position a new gasket (7) to accessory drive housing (5).
Lightly lubricate bearing (10), bearing (8), and gear (9) with clean engine lubricating oil. Install the assembly of the accessory drive to the front housing. Ensure that the flange on the accessory drive housing is flush with the front housing.
Illustration 5 g03360848
Install new M8 allen head screws (4) to accessory drive housing (5).
Install new M10 allen head screw (6) to accessory drive housing (5).
Tighten M8 allen head screws (4) to a torque of 22 N m (195 lb in)