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
      + 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
         6.1.16.1. Adjustment of frequency of rotation of start-up of the engine
         6.1.16.2. Adjustment of a starting gap of the air gate
         6.1.16.3. Adjustment of a priotkryvaniye of a butterfly valve of the second chamber
         6.1.16.4. Adjustment of productivity of the accelerating pump
         6.1.16.5. Idling adjustment
   + 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


6.1.16. Adjustments of the Keihin carburetor
GENERAL INFORMATION

Keihin carburetor details
1 – pneumatic actuator of a butterfly valve of the first chamber;
2 – arm;
3 – pneumatic actuator of a butterfly valve of the second chamber;
4 – accelerating pump;
5 – lock plate;
6 – cover;
7 – diaphragm spring;
8 – diaphragm;
9 – EPHH vacuum block;
10 – adjusting screw of amount of mix;
11 – protective cap;
12 – adjusting screw of quality (structure) of mix;
13 – air jet of idling;
14 – fuel jet of idling;
15 – emulsion tube of idling;
16 – air jet of the first chamber;
17 – carving stopper;
18 – rod of the accelerating pump;
 19 – sealing ring;
20 – main fuel jet of the first chamber;
21 – pneumatic actuator of the air gate;
22 – laying;
23 – float;
24 – needle valve;
25 – float axis;
26 – lever of the drive of the accelerating pump;
27 – carburetor cover;
28 – draft;
29 – automatic starting arrangement;
30 – spray of the accelerating pump;
31 – main fuel jet of the second chamber;
32 – air jet of the second chamber;
33 – emulsion tube of the second chamber;
34 – emulsion tube of the first chamber;
35 – thermostat of a butterfly valve of the first chamber;
36 – thermopneumatic valve

Vacuum connections of the Keihin carburetor
1 – valve of cold start-up;
2 – pneumatic actuator of a butterfly valve of the first chamber;
3 – automatic starting arrangement;
4 – EPHH vacuum block;
5 – pneumatic actuator of the air gate;
6 – temperature regulator;
7 – carburetor;
8 – vacuum switch of the indicator of a choice of transfer;
 9 – the valve of recirculation of the fulfilled gases (only from automatic KP);
10 – vacuum tank;
11 – valve;
12 – pneumatic actuator of a butterfly valve of the second chamber;
13 – branch pipe of a hose of the amplifier of brakes;
14 – vacuum proofreader of the distributor of ignition;
15 – thermostat of a butterfly valve of the first chamber;
16 – thermopneumatic valve;
17 – perepuskny valve

Arrangement of jets on the Keihin carburetor case

 1 – main fuel jet of the first chamber;
2 – spray of the accelerating pump;
3 – main fuel jet of the second chamber;
4 – air jet of the second chamber;
5 – ozdushny jet of idling;
6 – fuel jet of idling;
7 – air jet of the first chamber