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485519 Removing and installing sealing bellows on the steering column (steering column removed)


WM 485519 Removing and installing sealing bellows on the steering column (steering column removed)

Preliminary work

1. Remove the steering column. -> 481519 Removing and installing steering column - section on "Removing" 481519 Removing and installing steering column

Removing sealing bellows on the steering column

Information

- To remove and install the sealing bellows, the steering column must be removed.

- When the intermediate steering shaft has been separated, make sure that everything remains extremely clean. The grease on the individual parts must not be wiped off. If these individual parts are stored for a long period of time, they must be protected from dust and dirt.

- Mark the upper and lower part of the steering column (sliding piece with universal joint for steering column). This ensures that both parts of the steering column are re-assembled at the correct position.

Information

- The pictures shown in this document may differ from the original.

- However, this does not affect the validity and relevance of the pictures.

Overview of steering column - sealing bellows





Steering column





1. Remove the steering column completely and carefully clamp it in a vice.

Information

- Always use additional aluminium clamping jaws for clamping the steering column in the vice.

1.1. Electrically adjustable steering column: Make sure that the steering column is clamped securely at one of the four fastening positions -1- on the steering column.





Positions for clamping electrically adjustable steering column

1.2. Mechanically adjustable steering column: Make sure that the steering column is clamped securely at one of the four fastening positions -1- on the steering column. Important: Before clamping the steering column, position a spacer in the cut-out on the reinforced side -arrows- to prevent the steering column from bending or being damaged irreparably.





Positions for clamping mechanically adjustable steering column

2. Both parts of the intermediate steering shaft must be marked for assembly -coloured dots-. This ensures that both sections will not be installed in an offset position.





Marking (shown as an example)

3. Disconnect the steering column at the intermediate steering shaft => Steering shaft (shown as an example). The lower steering shaft can be pulled from the upper steering shaft with a quick strong jerk at the pressure point.





Steering shaft (shown as an example)

4. Remove the sealing bellows on the steering column.

Installing sealing bellows on the steering column

Information

- The steering columns must only be replaced as a complete unit. Individual components cannot be disassembled and replaced.

- Visually inspect all parts.

- Make sure that everything remains absolutely clean.

- Use the prescribed lubricant on the sliding part (see Parts Catalogue in Main Group 40305). This lubricant is available under the following part numbers: Container quantity: one 10g tube = 000.043.205.44!

- Fit together both parts of the steering column that were previously marked with -colour markings-.





- The lower steering shaft must slide on the upper steering shaft smoothly and without catching.

1. Fit the sealing bellows on the steering column at the correct position.
2. Slide the lower steering shaft onto the upper steering shaft => Steering shaft (shown as an example). Overcome the pressure point with a strong jerk.





Steering shaft (shown as an example)

Subsequent work

1. Install the steering column. -> 481519 Removing and installing steering column - section on "Installing" 481519 Removing and installing steering column