TUBE-INNER 3385028 - Caterpillar

Lower the temperature of bearing cup (20). Install bearing cup (20) into cage (18). Install dowel (19) into holder (15) .
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Install cage (18) into holder (15). Install gasket (17) .
Illustration 13 g01316267
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Install nut (14) onto holder (15) that was referenced in the previous step. Use Tooling (E) in order to install Duo-Cone seal gp (16). Refer to Disassembly and Assembly, "Duo Cone Conventional Seals - Install".
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Attach a suitable lifting device to holder assembly (15) . The weight of holder assembly (15) and nut (14) is approximately 46 kg (101 lb). Install holder assembly (15) and nut (14) as a unit.
Illustration 16 g01317580
Install retainer (4) and nut (6). Do not install any shims at this time. Tighten nut (6) to a torque of 1560 68 N m (1150 50 lb ft).Note: As nut (6) is tightened, ensure that nut (14) that was installed in the previous step remains loose.
Remove nut (6) .
Illustration 17 g01316292
Lower the temperature of bearing (10). Install bearing (10) .
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Install seal (9) .
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Install seal retainer (8) onto support assembly (3). Install screws (7) .
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Install shims (11) .
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Install support assembly (3). Install retainer (4). Install nut (6). Install lock (5) .
Preload the bearings. This procedure should be performed while the sprocket is rotating.Note: This procedure may be performed when the track roller frame is removed from the machine or when the track roller frame is installed on the machine.
Illustration 22 g01320923
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Install Tooling (G), as shown.
Use Tooling (G) in order to tighten nut (14) to a torque of 3254 N m (2400 lb ft).
Loosen nut (14) for approximately 6 to 10 lugs on nut (14). The torque on nut (14) should now be below 475 N m (350 lb ft).
Tighten nut (14) to 475 N m (350 lb ft). Mark the location of nut (14) .
Tighten nut (14) an additional 148 1.5 mm (5.84 .06 inch) of circumference. Tighten nut (14) to the next notch on nut (14) and install lock (13) and nut (12) .
Illustration 24 g01316207
Install cover (2) and the gasket. Install bolts (1) .