365B, 365B Series II, 365BL and 365BL Series II Excavators Machine Systems Caterpillar

Removal Procedure

Start By:

1. Remove the undercarriage frame. Refer to Disassembly and Assembly, "Undercarriage Frame - Remove" in this manual.

1. Remove all of the grease from the swing gear and bearing. Put the grease in a suitable container for storage or disposal.

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Illustration 1	g00616178
Typical example

2. Put an alignment mark on the swing gear and bearing and the undercarriage frame for assembly purposes.

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Illustration 2	g00616242

3. Use Tooling (B) to remove bolts (2) that hold swing gear and bearing (1) to the undercarriage frame.

4. Fasten Tooling (A) and a suitable lifting device to swing gear and bearing (1), as shown.

5. Carefully remove the swing gear and bearing. The weight of the swing gear and bearing is approximately 1029 kg (2269 lb).

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Illustration 3	g00616248

6. Put tape over the sealing surfaces of the dust seals, the inner race and the outer race. The tape will prevent the cleaning solvent from entering the cross section of the dust seals. Thoroughly clean the swing gear and bearing.

7. Remove dust seals (3) and (4) from the outer race and the inner race of the swing gear and bearing.

8. Clean the sealing grooves of the inner race and the outer race with a fine grit sandpaper. Use a cleaning solvent to clean the seal grooves. Be sure that the seal grooves are thoroughly clean and dry prior to installing new dust seals.