Opel Astra A

1991-1998 of release

Repair and operation of the car

Opel Astra A
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engines
+ 4. Ventilation and heating
+ 5. Power supply system
+ 6. System of decrease in toxicity
+ 7. Coupling
+ 8. Transmissions
+ 9. Half shafts
- 10. Brake system
   10.1. Technical characteristics
   10.2. System of anti-blocking of brakes (ABS)
   10.3. Protivobuksovochny system
   10.4. Hydraulic system
   10.5. Hydraulic tubes and hoses
   10.6. Brake overlays of forward brakes
   10.7. Support of a forward brake
   10.8. Brake disk
   10.9. Protective guard of a forward disk brake
   10:10. Brake shoes of back brakes
   10:11. Brake drum of back brakes
   10:12. Wheel cylinder of a back brake
   10:13. Brake overlays of back brakes
   10:14. A support of a back brake (model with back disk brakes)
   10:15. Brake overlays of the emergency brake
   10:16. Guard of a back brake
   10:17. Brake pedal
   10:18. Vacuum amplifier
   10:19. Unilateral valve (servoamplifier)
   10:20. Main brake cylinder
   10:21. Emergency brake
   10:22. Lever of the emergency brake
   10:23. Ropes of the emergency brake
   10:24. The valve of restriction of pressure in a contour of back brakes
   10:25. Switch of fires of a stoplight
   10:26. Switch of alarm bulbs of the brake system
   10:27. ABS modulator
   10:28. ABS wheel sensor of a forward wheel
   10:29. Electronic control unit and ABS relay
   10:30. Case of a butterfly valve
   10:31. Vacuum diaphragm of a butterfly valve (antitowing system)
   10:32. Electronic control unit (antitowing system)
   10:33. Switch of antitowing system
+ 11. Suspension bracket and steering
+ 12. Body
+ 13. Electric equipment
+ 14. Electrical circuitries


10:31. Vacuum diaphragm of a butterfly valve


Connection of draft of a butterfly valve with a butterfly valve of protivobuksovochny system

Connection of draft is specified by an arrow.

Diaphragm of a butterfly valve of protivobuksovochny system

1 – fixing screws;

2 – fixing arm


1. Disconnect a wire of the minus plug of the accumulator.
2. Remove the air filter.
3. Disconnect a hose of ventilation of a case from the case of a butterfly valve.
4. Weaken fixing bolts of the generator and remove the top fixing bolt. Take off a belt from a pulley of the generator and reject the generator from the engine.
5. Turn off two fixing screws and remove an accelerator rope arm from an inlet collector.
6. Disconnect the socket of connection of a diaphragm.
7. Disconnect draft from a butterfly valve.
8. Turn off two fixing bolts and remove a diaphragm.
9. Mark the provision of installation of draft.


Installation is made in the sequence, the return to removal.

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