Braking system

Braking system

Rear brakes

33.

The braking system for the Panda 4 x 4 version only diferst from the other versions through the addition of a vacuum servo brake.

SERVO BRAKE

Servo brake fitted on vehicle

NOTE The servo brake adjustment is carried out via the adjustment screw on the end of the rod.
In the rest position the end of the adjustment screw should protrude 0.825 ÷ 1.025 mm beyond the plane of the front cover (26).

Longitudinal section of servo brake and master cylinder

1. Master cylinder casing - 2. Piston - 3. Low pressure valve - 4. Front seal - 5. Hydraulic piston control rod - 6. Front chamber - 7. Vacuum duct - 8. Valve piston - 9. Gasket centering ring - 10. Valve - 11. Valve cap - 12. Spring retainer cap (16) - 13. Filter element - 14. Valve control rod - 15. Protective boot - 16. Piston valve return spring - 17. Valve return spring - 18. Valve cap (10) - 19. Rear seal - 20. Seal - 21. Cap - 22. Rear chamber - 23. Reaction disc - 24. Diaphragm - 25. Control piston - 26. Front cover - 27. Return spring - 28. Cap - 29. Bush - 30. Seal.