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
   - 5.1. Carburetor engines
      5.1.1. Technical characteristics
      5.1.2. Unleaded gasoline
      5.1.3. System of adjustment of temperature of the arriving air
      5.1.4. Air filter
      5.1.5. Fuel pump
      5.1.6. Fuel level sensor
      5.1.7. Coal filter
      5.1.8. Fuel filter
      5.1.9. Fuel tank
      5.1.10. Accelerator rope
      5.1.11. Carburetor
      5.1.12. Needle valve and float
      5.1.13. Vacuum diaphragm of a butterfly valve of the secondary camera
      5.1.14. Diaphragm of the concentrating valve
      5.1.15. Pump accelerator diaphragm
      5.1.16. Automatic air gate
      5.1.17. Diaphragm and solenoid of opening of the air gate
   + 5.2. Models with fuel injection
+ 6. System of decrease in toxicity
+ 7. Coupling
+ 8. Transmissions
+ 9. Half shafts
+ 10. Brake system
+ 11. Suspension bracket and steering
+ 12. Body
+ 13. Electric equipment
+ 14. Electrical circuitries







5.1.12. Needle valve and float

Removal and installation

PERFORMANCE ORDER
1. Disconnect a wire of the minus plug of the accumulator.
2. Remove the air filter.
3. Clear the carburetor outside.
4. Disconnect a tube of supply of fuel from the carburetor and close the end of a tube.
5. Disconnect cooling system hoses.
6. Disconnect the socket of connection of a heating element of the air gate.
7. Disconnect two vacuum hoses from a casing of the air gate.
8. Turn off fixing screws and uncover the carburetor.
9. Beat out a pin of a float (1) and remove a float (2) and the needle valve (3).

Check and installation

PERFORMANCE ORDER
1. Examine a float and the needle valve on existence of damages and replace them if it is necessary. Check whether gasoline passes a float.
2. Installation is carried out upside-down removals.