Audi 80/90/Coupe

since 1986-1991 release

Repair and operation of the car



Audi 80/90/Coupe
+ 1.2. Identification of the car
+ 2. Engines, carburetors
3. Lubrication system
+ 4. Cooling system
+ 5. Fuel system
+ 6. Exhaust system
+ 7. System of ignition
- 8. Transmission
   8.1.2. A fork - the main cylinder of coupling
   8.1.3. Press clutch plate
   8.1.4. Malfunctions of coupling
   + 8.2. Mechanical transmission 012
   - 8.3. Mechanical transmission 01A
      8.3.2. Removal and installation of the transmission
      8.3.3. Dismantling and assembly of the transmission
      - 8.3.4. Differential
         8.3.4.2. Differential mechanisms
         8.3.4.3. Removal and installation of differential
         8.3.4.4. Dismantling and assembly of differential
      8.3.5. Driveshaft
      8.3.6. Central cardan hinge
   + 8.4. Automatic transmission 089
   + 8.5. Automatic transmission 087
   8.6. Dismantling and assembly of automatic transmissions
   8.7. Block of valves
   + 8.8. Automatic transmission 097
+ 9. Suspension brackets, wheels
+ 10. Brake system
+ 11. Steering
+ 12. Body, salon
+ 13. Air conditioning system
+ 14. Electric equipment






8.3.4.2. Differential mechanisms

GENERAL INFORMATION

Mechanism of forward differential

1. Case of the main transfer
2. Internal holder of a small roller bearing
establish by means of the VW 519 tool
3. Differential box
when replacing a box of differential adjust installation of a gear wreath
4. Gear wheels of half shafts
5. Pin of an axis of satellites
remove by means of a drift
6. Axis of satellites
remove by means of a drift after removal of a pin of an axis of satellites
7. Satellites
8. Persistent washer
before installation oil gearbox
9. Bolt of fastening of a gear wreath
use bolts only of the required specification
tighten evenly in a diagonal order to 90 N. m.
10. Speedometer drive gear wheel
for an electronic speedometer
11. Cover of a case of the main transfer
12. Adjusting washer of S1
note thickness
13. External holder of a big conic roller bearing
establish by means of the VW 295 and VW 511 tool
14. Internal holder of a big conic roller bearing
establish by means of the tool 3118
15. Gear wreath
the gear wreath and the leading gear wheel are adjusted to each other
when replacing couple a gear wreath / leading a gear wheel carry out adjustment
remove from differential by means of a drift
installation: heat to 100P°C and establish, using centering pins as guides
16. External holder of a small roller bearing
establish by means of the tool 2050 and VW 295
17. S2 washer
note thickness

Back differential

1. Synchronizer
2. The locking plug
3. Clutch coupling of blocking of differential
4. Differential box
5. Cover of the main transfer
6. Leading gear wheel
7. Case of the main transfer
8. Switching fork

Differential mechanism

1. 25 N. of m.
2. Half shaft flange
3. Washer
determine necessary thickness
4. Epiploon
5. Clutch coupling (blocking of differential)
6. Washer
7. Sapun
8. A case of the main transfer (with the leading gear wheel)
9. S2 washer
note thickness
10. Half shaft bearing (external holder)
11. A cap of a drain opening 25 N. of m.
12. Differential box
13. Half shaft bearing (external holder)
14. S1 washer
note thickness
15. Clip
always replace
16. Magnet
17. Cover
pressurize by means of AMW 188 sealant
18. 25 N. of m.
19. Epiploon
remove by means of the lever
establish against the stop
20. A cap of a jellied opening 25 N. of m.
21. Half shaft flange