Opel Vectra A

since 1988-1995 release

Repair and operation of the car

Vektr's Opel And
+ 1. Maintenance instruction
+ 1.1 Maintenance
+ 2. Engine
+ 3. Repair of DOHC engines
+ 4. Repair of the diesel engine
+ 5. Cooling system
- 6. Fuel system
   6.2. General information
   6.3. Air filter
   6.4. The block of adjustment of temperature of the air coming to the engine
   6.5. Check of the fuel pump
   6.6. Removal and installation of the fuel pump
   6.7. Fuel tank
   6.8. Fuel level sensor
   6.9. Separator of vapors of fuel (l models 1,6 and 1,8)
   6.10. Accelerator pedal
   6.11. Accelerator cable
   6.12. Carburetor
   6.13. Removal and installation of the carburetor
   6.14. Adjustment of turns of idling and contents WITH
   6.15. Needle and float
   6.16. Vacuum diaphragm of a butterfly valve of the secondary camera
   6.17. Economizer diaphragm
   6.18. Accelerating pump
   6.19. Knot of the air automatic gate
   + 6.20. Vacuum blocks of movement of the air automatic gate
   6.21. Carburetor filter
   6.22. Adjustment of the shock-absorber of a butterfly valve
   6.23. Sensor of provision of a butterfly valve (automatic transmission)
   6.24. Valve check of increase in turns of idling
   6.25. The electromagnetic valve of idling on models of 1,8 l
   6.26. Inlet collector
+ 7. The fuel and exhaust system of models with system of injection of fuel
+ 8. Exhaust system and system of decrease in toxicity of exhaust gases
+ 9. Fuel systems of the diesel engine
+ 10. Engine electrical systems
+ 11. Transmission
+ 12. Mechanical transmission
+ 13. Automatic transmission
+ 14. Power shafts
+ 15. Brake system
+ 16. Suspension bracket
+ 17. Body
+ 18. Electric equipment
+ 19. Check of malfunctions
. .

6.17. Economizer diaphragm


1. Remove a weight wire from the accumulator.
2. On early models remove the air filter. On later models disconnect the air duct from the air filter, then disconnect a vacuum pipe and a hose of ventilation of a case from an air chamber. Unscrew three screws and remove an air chamber together with an air duct.
3. Clear the external surface of the economizer.
4. Unscrew two screws and uncover the economizer, a spring and a diaphragm.


Economizer elements

1 – cover;

2 – spring;

3 – diaphragm

1. Clear the interfaced surfaces in a cover of the economizer and the case.
2. Correctly orient and establish a spring on a cover and a diaphragm, then squeeze a diaphragm and a cover together. Check that the opening for vacuum in a diaphragm has to be combined with a sootvetstvo yushchy openings in the case and a cover.
3. Further installation is made in the sequence, the return to removal. Check correctness of placement of a diaphragm (see the drawing).