1. Possible positions for automatic wear compensation
Possible positions for automatic wear compensation
Between housing and flywheel
Between housing and diaphragm spring (SAC-System)
Between diaphragm spring and pressure plate (XTend)

2. Wear compensation principle
Wear detector
Adjustment rings
Ring control spring
Wear detector
Adjustment rings
Adjustment rings
Ring control spring

3. Wear compensation principle
Wear detector
Ring control spring
Adjustment rings

4. Automatic wear compensation XTend
Automatic wear compensation XTend
stop
tension spring - slide
slide
retaining spring
adjusting rings
tension spring –
adjusting rings

5. Movement of pressure plate when wear occurs
Adjustment
rings
Pressure plate

6. Movement of pressure plate when wear occurs
Adjustment
rings
Pressure plate

7. Lifting of the hold down spring
Stopper

8. Slide movement

9. Slide movement
Slide

10. Movement of the lower adjustment ring

11. Movement of the lower adjustment ring

12. Final position of the diaphragm spring
Adjusted
New