Release bearing and clutch fork — removal, inspection and installation (BMW 3 Series E46)

Warning! Dust generated by wear of clutch friction linings may contain asbestos, which is hazardous to health. Do not blow compressed air into clutch components or inhale this air. Do not use gasoline (or mineral based solvents) to clean the clutch from dust. To clean the clutch components, use only brake system cleaners or methyl alcohol. After cleaning the clutch components with a rag, throw this rag into a special container with a sealed lid.

Release bearing

Removal

1. Remove the gearbox (see chapter 7A).

2. Slide the bearing forward and remove it from the guide sleeve (Fig. 3.2).

Examination

3. Rotate the bearing and make sure it rotates without noise or binding. Grasp the outer ring and rock the inner ring of the bearing. If the bearing has excessive play or rotates stiffly, replace it. If you are installing a new clutch, replace the bearing regardless of its condition.

Installation

4. Lubricate the bearing surfaces that contact the release fork and guide sleeve.

5. Place the bearing on the guide sleeve. Engage the bearing with the fork.

6. Install the gearbox (see chapter 7A).

Release bearing fork

Removal

7. Remove the release bearing (see above).



8. Rotate the fork, disengaging it from the spring clips and the hinge, then remove the fork from the guide sleeve (Fig. 3.8).

Examination

9. Inspect the surfaces of the fork that contact the release bearing, axle and slave cylinder push rod for signs of wear. If excessive wear is present, replace the fork.

10. Inspect the fork spring retainer and replace it if necessary. It is recommended to replace the retainer regardless of its condition.

Installation

11. Place the fork on the guide bushing and place its end on the hinge. Make sure that the spring clip securely fastens the fork on the hinge (Fig. 3.11).



12. Install the release bearing (see above).

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