GEAR (52T) 4H3485 - Caterpillar

Table 1
Required Tools
Tool Part Number Part Description Qty
A 9U-7536 Lift Stand 2
277-7200 Electric Hydraulic Pump 1
B 194-7586 Pneumatic Wrench Gp 1
4C-6723 Socket 1 Note: Refer to the Operations and Maintenance Manual for the correct tire handling recommendations and tire inflation procedures.
Refer to Operation and Maintenance Manual, "Use of Wheel Chocks". Note: Put identification on each tire and rim for installation purposes.
Illustration 1 g00587459
Position Tooling (A) under axle housing assembly (1). Refer to Operation and Maintenance Manual, "Jacking Locations" for the correct placement of the lifting stands. Use Tooling (A) to lift the rear of the machine until the weight is removed from the tire and rim.
Illustration 2 g00587627
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Remove locknut (4) from each of the two tire valves.
Remove four bolts (2) and the washers in order to remove bracket (3) and four spacers (5).
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Using Tooling (B) to remove bolts (6) and the washers that hold tire and rim (7) to the rear wheel. Note: Four bolts (6) and the washers should be left on tire and rim (7), equally spaced, until a suitable tire handler can be positioned.
Illustration 5 g00587474
Position a suitable tire handler in order to support outer tire and rim (7), as shown. Remove four bolts (6) and the washers. The weight of tire and rim (7) is approximately 3750 kg (8250 lb).
Illustration 6 g01261456
Typical Example
Illustration 7 g01261454
Typical Example
Use a suitable lift truck to support ring (7A). Use Tooling (B) to remove nuts (8) and the washers from ring (7A).
Remove ring (7A) from tire and rim (7). The weight of ring (7A) is approximately 96 kg (211 lb).
Illustration 8 g01261515
Remove four bolts (8A) and clamp assembly (9) from the rear wheel.
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Remove bolts (11), the hard washers, brackets (12) and plate assemblies (10) from the rear wheel.
Illustration 10 g00587506
Remove the full nuts and the washers that hold tire and rim (13) to the rear wheel. Note: Four full nuts and the washers should be left on tire and rim (13), equally spaced, until a suitable tire handler can be positioned.
Position a suitable tire handler in order to support the inner tire and rim (13), as shown. Remove four full nuts and the washers. The weight of tire and rim (13) is approximately 3750 kg (8250 lb).
Remove the inner tire and rim from the rear wheel. Installation Procedure
Install tire and rim (13) and tire and rim (7) in the reverse order of removal. Note: Thoroughly clean the wheel studs and the mounting flange face. Remove any paint, debris or other contaminants.Note: Align the tire valve with the arrow that is cast into the rear wheel.
Tighten the full nuts that hold tire and rim (13) to the rear wheel to a torque of 1150 150 N m (840 110 lb ft).
Tighten nuts (8) to a torque of 1150 150 N m (848.2 110.6 lb ft).
Tighten bolts (6) to a torque of 1150 150 N m (840 110 lb ft).