33 41... Detaching wheel bearing inner ring from drive flange (drive flange removed)
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IMPORTANT:
- Special tool 33 4 409 must not be removed!
Insert special tool 33 4 408 into special tool 33 4 401 .
Position special tool 33 4 401 in conjunction with 33 4 408 on drive flange.
Tension special tool 33 4 401 with spanners 33 4 403 and 33 4 404 together until special tool is resting against wheel bearing inner ring.
Use hydraulic unit and adapter kits, see BMW Workshop Catalogue .
- Hydraulic unit - 81 64 2 155 744
- Adapter kit 1 - 81 64 2 155 745
- Adapter kit 2 - 81 64 2 155 746
- Pressure cylinder of hydraulic unit (1) must be in the initial position.
- Spindle F3 must terminate flush with hydraulic unit (1).
- Assemble special tool, see Fig 4
- Turn spindle of special tool 33 4 400 as far as it will go.
The following tools are required for detachment, consult graphic for arrangement:
Vehicle components:
| I | Drive flange hub |
| II | Wheel carrier/swivel bearing |
Required components for all models and types:
| 1 | Hydraulic unit |
| F3 | Spindle M24 (length 270 mm) |
| E3 | Washer M24 |
| C1 | Holding sleeve |
| K1 | Screws M12 x 1.5 |
| K2 | Screws M14 x 1.5 |
| B1 | Adapter |
| 33 4 400 | Special tool |
Components specific to model and type:
| K1 | Screws M12 x 1.5 |
| K2 | Screws M14 x 1.5 |
Detach wheel bearing inner ring from drive flange.