Opel Vectra B

since 1995 release

Repair and operation of the car

Vektr's Opel of B
+ 1.1. Governing bodies and control devices
+ 2. Maintenance
+ 3. Engines
+ 4. Heating, ventilation
+ 5. Fuel system
+ 6. Systems of start, ignition
+ 7. Transmission
- 8. Brake system
   8.1. Introduction
   8.2. Technical characteristics
   8.3. Pumping of the hydraulic brake system
   8.4. Brake pipelines and hoses
   8.5. Replacement of front brake shoes
   8.6. Replacement of back brake shoes on disk brakes
   8.7. Replacement of back brake shoes on drum brakes
   8.8. Replacement of brake shoes of the emergency brake
   8.9. Lobbies and back brake disks
   8.10. Forward brake disk
   8.11. Back brake disk
   8.12. Back brake drum
   8.13. Forward support
   8.14. Back support
   8.15. Back working brake cylinder
   8.16. Main brake cylinder
   8.17. Brake pedal
   8.18. Vacuum amplifier of brakes
   8.19. Unilateral valve of the vacuum amplifier of brakes
   8.20. Adjustment of the emergency brake
   8.21. Lever of the emergency brake
   8.22. Cable of the emergency brake
   8.23. Anti-blocking system of brakes (ABS)
   + 8.24. Elements of anti-blocking system of brakes
+ 9. Running gear
+ 10. Body
+ 11. Electric equipment
+ 12. Main malfunctions


8.15. Back working brake cylinder


Details of the back working brake cylinder


1. Remove the brake drum.
2. Using a clip, press a brake hose in the place, the closest to the working brake cylinder.
3. Using flat-nose pliers, remove the top returnable spring squeezing brake shoes. Remove the top ends of brake shoes from pistons of the working brake cylinder.
4. Remove dirt around a junction of a brake hose and a back part of the working brake cylinder. Unscrew a connecting nut. Being careful, take a brake pipe from the working brake cylinder and close it a stopper.
5. Unscrew two bolts of fastening of the working brake cylinder to a brake board. Being careful, remove the working brake cylinder.


1. Purify dust and dirt from the working brake cylinder.
2. Remove dustproof covers from each end of the cylinder.
3. Take both pistons with sealing rings from the brake cylinder.
4. Check a condition of pistons and the brake cylinder for wear, corrosion and other defects.
5. Install sealing rings on the piston, grease them with pure brake fluid and install pistons in the brake cylinder.
6. Establish dustproof caps.


1. Wipe a brake board, install the brake pipeline on the brake cylinder and put the connecting clamp on two turns.
2. Screw in bolts of fastening of the working brake cylinder. Finally tighten a nut of fastening of the brake pipeline.
3. Remove a clip from a brake hose.
4. Install brake shoes on pistons of the brake cylinder and establish the top returnable spring.
5. Install the brake drum.
6. Remove air from the brake system.