Specifications

Fig4.5 Outline of vacuum booster and master cylinder

1. Push rod, control valve

2. Filter cushion

3. Cone spring

4. Air valve

5. Piston, control valve

6. Cone spring

7. Control valve body

8. Case, rear film

9. Rear film

10. Feedback disk

11. Case, front film

12. Front film

13. Push rod, master cylinder

14. Return spring

15. Connector

Fig. 4.6 Construction of vacuum booster and master cylinder