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

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6.13. Removal and installation of the carburetor


Detachment of vacuum tubes from a forward part of the carburetor on models of 1,6 l

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 tube 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. On models of 1,4 l disconnect the giving fuel hose from the carburetor, and on models 1,6 and 1,8 of l disconnect fuel hoses from a separator of vapors of fuel. Close the ends of hoses of a podkhodyashcha ми traffic jams.
4. Take a bracket, the fixing accelerator cable cover to an arm on the carburetor, then remove a sealing ring from an arm and disconnect an accelerator cable from the lever of a butterfly valve.
5. Mark and disconnect hoses of supply of cooling liquid from the case of the automatic air gate. Close the ends of hoses suitable traffic jams or enshrine them in the top provision for an exception of an effluence of cooling liquid.
6. Mark and disconnect from a forward part of the carburetor vacuum tubes (see the drawing).
7. Disconnect electric sockets from the carburetor.
8. Unscrew three nuts and remove the carburetor from hairpins on an inlet collector.
9. Remove laying and a pro-rate, ustan lenny between the carburetor and an inlet collector.


1. Merge fuel from the float-operated camera of the carburetor and a separator of vapors of fuel. Clear the external surface of the carburetor, then remove the top cover of the carburetor.
2. Using compressed air, blow jets and openings of the carburetor. Do not use for cleaning of jets a wire, even copper at all. If necessary unscrew jets.
3. Remove the fuel filter located in the connecting coupling of supply of fuel.
4. Clear the float-operated camera. With wear or damages replace a float and the needle valve. Check that the needle valve is completely closed before the float reaches the top situation.
5. Replace diaphragms in the valve of enrichment and the accelerating pump.
6. Further dismantling of the carburetor is not recommended.
7. Assembly of the carburetor is made in the sequence, the return to removal. At assembly of the carburetor use new laying and sealing rings, and also grease drafts with lubricant on the basis of a molybdenum disulfide.


Before installation of the carburetor perform the following operations:

– install the adjusting screw of the accelerated idling turns on the highest step of the accelerated idling turns;
– using a drill, check the size of opening of a butterfly valve of primary camera;
– if necessary make adjustment of the accelerated idling turns;
– final adjustment of turns of the accelerated idling needs to be made on the working engine.

1. Installation is made in the sequence, the return to removal. At installation of the carburetor use new laying.
2. After installation of the carburetor execute the following checks and adjustments.
3. Check and, if necessary, adjust an accelerator cable.
4. Check the level of cooling liquid and, if necessary, bring it to norm.
5. Check and, if necessary, adjust turns of idling and maintenance WITH in exhaust gases.