E30 series BMW 3

since 1983-1994 of release

Repair and car operation

+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engine
+ 4. Cooling system
+ 5. Heating and ventilation
+ 6. Fuel system
+ 7. Exhaust system
+ 8. Transmissions
- 9. Coupling
   9.2. Specifications
   9.3. Coupling check
   9.4. Main cylinder of coupling
   9.5. Coupling pedal
   9.6. The blocking switch of coupling
   9.7. Working cylinder of coupling
   9.8. Air removal from a coupling hydraulic actuator
   9.9. Coupling details
   9.10. Driveshaft
   9.11. Elastic coupling
   9.12. Average support
   9.13. Kardannye hinges
   9.14. The forward aligning plug
   9.15. Driveshaft CV JOINT
   9.16. Semi-axes
   9.17. CV JOINTS and covers
   9.18. Epiploons of a reducer of a back axis
   9.19. Reducer of a back axis
   9.20. Epiploon of a leading gear wheel of a reducer
+ 10. Brake system
+ 11. Running gear
+ 12. Body
+ 13. Electric equipment
+ 14. Good advice


9.8. Air removal from a coupling hydraulic actuator


Pumping of system is required every time after carrying out dismantling and assembly of the highway of a hydraulic actuator of coupling.

1. Finish liquid level in a tank to a mark the MOVE.
2. Lift a car front.
3. Remove a cap, dress on the cylinder union a hose. Lower other end a hose in the capacity filled on 1/3 brake liquid.
4. Ask the assistant to press a coupling pedal several times to the full and удердживать a pedal of the pressed. Unscrew the pumping union on 1/2 turns. Tighten the union after a liquid exit. Ask the assistant to release a pedal.
5. Repeat procedure until the hose with liquid will not cease to leave air vials. Constantly watch level, – the tank should be filled with liquid.
6. At the pressed pedal tighten the union, dress a cap and lower the car. Restore liquid level in a tank.