SHAFT 7C7915 - Caterpillar

Remove the auxiliary equipment from the accessory drive housing. Refer to the Original Equipment Manufactures (OEM) for the correct procedure.
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If the OEM driven equipment has not been installed to the auxiliary drive, remove bolts (1). Remove cover plate (2) and remove gasket (3) (not shown).
Remove allen head screws (4) from accessory drive housing (5). Remove allen head screw (6) from accessory drive housing (5).
Remove accessory drive housing (5) from the front housing.
Remove gasket (7) from accessory drive housing (5).
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If necessary, follow Step 6.a through Step 6.d in order to disassemble the accessory drive.
Remove circlip (11) from gear (9).
Remove circlip (12) from accessory drive housing (5).
Place accessory drive housing (5) onto a suitable support. Press the assembly of gear (9) and bearing (10) out of accessory drive housing (5). Use Tooling (A) in order to remove bearing (10) from gear (9). Note: Note the position of the bearing in the accessory drive housing before removal.
Press bearing (8) out of accessory drive housing (5). Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
B 7M-7456 Bearing Mount Compound -
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
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If necessary, follow Step 1.a through Step 1.f in order to assemble the accessory drive.
Inspect the condition of the teeth and the splines of gear (9) for wear and damage. Inspect bearing (8), bearing (10), circlip (11) and circlip (12). Inspect the front housing for wear and damage. Replace any components that are worn or damaged.
Apply a small continuous bead of Tooling (B) to outer Surface (X) of bearing (8). Place the accessory drive housing on a suitable support. Press on the outer race of bearing (8) until the bearing is in the correct position within accessory drive housing (5). Remove any excess bearing mount compound.
Apply a small continuous bead of Tooling (B) to inner Surface (Y) 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 bearing mount compound.
Install circlip (11) into the groove in gear (9).
Apply a small continuous bead of Tooling (B) to the outer Surface (Z) of bearing (10). Place accessory drive housing (5) on a suitable support. Ensure that the shaft of gear (9) is correctly aligned with bearing (8). Press the assembly of the gear into the accessory drive housing. Remove any excess bearing mount compound.
Install circlip (12) into the groove in accessory drive housing (5). Ensure that circlip (12) 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.
Lightly lubricate bearing (8), bearing (10), and gear (9) with clean engine oil.
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Install new gasket (7) to accessory drive assembly (5). Install the assembly of the accessory drive to