422F2, 427F2, 428F2, 432F2, 434F2 and 444F2 Backhoe Loaders Powertrain Caterpillar

Removal Procedure

Start By:

1. Remove the drive and steering axle.

2. Remove the final drive planetary.

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Illustration 1	g01047618

1. Loosen nut (2). Do not remove nut (2) at this time. Install Tooling (A). Remove tie rod end (1) and nut (2) . Position tie rod end (1) out of the way.
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   Illustration 2	g01047569

2. Remove bolts (5) and remove locking plate (4). Use Tooling (B) in order to remove spanner nut (3).
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   Illustration 3	g01023074

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   Illustration 4	g01023075

3. Use a suitable pry bar and push the double U-joint toward the wheel flange. This will make the removal of retaining ring (8) easier. Use Tooling (C) and remove retaining ring (8). Remove thrust washer (7) and washer (6).
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   Illustration 5	g01023088

4. Remove ring gear (9).
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   Illustration 6	g01023126

5. Remove wheel flange (10).

   Note: Bearing cone (11) will fall out of wheel flange (10) when wheel flange (10) is removed.

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   Illustration 7	g01023130

   Note: Note the order and orientation of shims (14) for assembly purposes.

6. Remove bolts (12). Remove pin assembly (13) and shims (14). Remove bolts (16) and pin assembly (15).
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   Illustration 8	g01023136

7. Use a suitable lifting device in order to remove knuckle (17). The weight of knuckle (17) is approximately 56 kg (123 lb).