Audi 100

1982-1990 of release

Repair and operation of the car

Audi 100
+ 1.1. Governing bodies and devices
+ 2. Technical characteristics
+ 3. Engines
+ 4. Cooling system
+ 5. Exhaust system
- 6. Power supply system
   - 6.1. Power supply system of carburetor engines
      6.1.1. Replacement of the filtering element of the air filter
      6.1.2. Removal and installation of the air filter
      6.1.3. Check of a temperature regulator
      6.1.4. Valve check of a temperature regulator
      6.1.5. Removal and installation of the fuel pump
      6.1.6. Check of pressure of forcing of the fuel pump
      6.1.7. Removal and installation of a cable of the drive of an accelerator
      6.1.8. Adjustment of a cable of the drive of an accelerator
      6.1.9. Replacement of the fuel level sensor
      6.1.10. Removal and installation of a fuel tank
      6.1.11. Replacement of the filter of thin purification of fuel
      6.1.12. Removal and installation of the carburetor
      - 6.1.13. Dismantling and assembly of the carburetor Dismantling and assembly of carburetors of other models
      + 6.1.14. Adjustments of the Pierburg 1B3 carburetor
      + 6.1.15. Adjustments of the Pierburg 2E2 carburetor
      + 6.1.16. Adjustments of the Keihin carburetor
   + 6.2. A power supply system of engines with fuel injection
   + 6.3. Power supply system of the diesel engine
+ 7. Transmission
+ 8. Running gear
+ 9. Steering
+ 10. Brake system
+ 11. Body
+ 12. Electric equipment

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6.1.13. Dismantling and assembly of the carburetor


Carburetor 1B3 details

1 – the warming element;
2 – carburetor case;
3 – sealing ring;
4 – adjusting screw of quality
(composition) of mix;
5 – electromagnetic valve;
6 – economizer of the power modes;
7 – adjusting screw of quantity
8 – accelerating pump;
9 – valve saddle;
10 – spring;
11 – piston cuff;
12 – piston of the accelerating pump;
13 – directing the piston;
14 – laying;
15 – float axis;
16 – float;
17 – main fuel jet;
18 – carburetor cover;
19 – fuel jet of an ekonostat;
20 – fuel jet of idling;
21 – pneumatic actuator of the air gate;
22 – needle valve;
23 – automatic starting arrangement;
24 – laying;
25 – cover;
26 – spray of the accelerating pump;
27 – spring;
28 – ball valve of a spray;
And – a starting gap of the air gate

1. To disconnect the lever of the drive of the accelerating pump.
2. To unscrew screws of fastening of a cover of the carburetor to the case and to uncover. To remove laying.
3. To take out a float axis, to remove a float and to take out the needle valve.
4. To turn out the main fuel jet.
5. To turn out a fuel jet of idling and a fuel jet of an ekonostat.
6. To remove the automatic starting arrangement, having turned off fastening bolts.
7. To take out the accelerating pump.
8. To turn out the electromagnetic valve.
9. To remove the warming element.
10. To turn out a spray of the accelerating pump. To take out a spring and the ball valve.
11. To turn out the screw of adjustment of quality of mix and the screw of adjustment of amount of mix.
12. To remove the economizer of the power modes, having turned off fastening bolts.
13. To wash out all details and knots of the carburetor in gasoline. In the presence of plentiful resinous deposits on details to wash out them in acetone or solvent for nitropaints. It is forbidden to clean jets a wire, even soft not to break calibration. To blow the washed-out details and channels of the carburetor compressed air. To replace the torn laying and sealing rings, and also the failed details.
14. To assemble the carburetor upside-down.