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
   + 8.4. 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
      8.8.2. Lever and rope of the lever of gear shifting
      8.8.3. Lock of automatic gear shifting
      8.8.4. Removal and installation of the transmission
      8.8.5. Block of valves
      8.8.6. Differential and gear wheels
+ 9. Suspension brackets, wheels
+ 10. Brake system
+ 11. Steering
+ 12. Body, salon
+ 13. Air conditioning system
+ 14. Electric equipment






8.8.6. Differential and gear wheels

GENERAL INFORMATION

Prevention

If when collecting you dropped the speedometer drive, it will affect the accuracy of its indications further.


Differential
1. 25 N. of m.
2. Flange of a half shaft (left)
3. Half shaft flange epiploon
4. 25 N. of m.
5. Cap of a jellied opening of liquid of the automatic transmission
6. Speedometer drive
7. Sealing ring
always replace
8. Cover of the main transfer
when replacing a cover, adjust installation of a gear wreath
9. Epiploon
always replace
10. Locking ring of a flange of a half shaft
11. Half shaft flange
12. Sealing ring
always replace
13. Epiploon
remove by means of the VW 681 lever
14. Needle bearing
15. Transmission case
16. Laying
17. Cover of an air vent of a half shaft
18. 10 N. of m.
19. Differential
20. Pulse ring
for an electronic speedometer

Drive gear wheel

1. Rubber cover
get by means of the screw-driver
establish by means of the plug 40-20
2. A tension bolt, the moment of an inhaling of 250 N. of m, at removal / installation include
parking transfer
3. The spherical washer, the convex party is turned to a tension bolt
4. Washer
5. Internal holder of a conic roller bearing
establish so that uvulas entered a flute of an internal holder of other conic roller bearing
after determination of necessary thickness of an adjusting washer establish a holder on the leading gear wheel, previously having put a layer of AMV 185 100 01 sealant

6. External holder of a conic roller bearing
remove by means of a suitable mandrel, establish by means of a persistent heel 30-205
put a layer of AMV 185 100 01 sealant
7. Transmission case
8. Persistent bearing
the flat party is turned to the leading shaft
before installation establish a tension bolt on a drive gear wheel
9. External holder of a conic roller bearing
remove by means of a suitable mandrel
put a layer of AMV 185 100 01 sealant
10. Internal holder of a conic roller bearing
11. Drive gear wheel

Prevention

During the work with a drive gear wheel the leading gear wheel and differential can be not removed.


Leading gear wheel

1. Transmission case
2. Leading gear wheel
together with a gear wreath,
are replaced together
3. Internal holder of a conic roller bearing
4. External holder of a conic roller bearing
remove by means of a suitable mandrel
5. S4 washer
6. Plug of a shaft of the leading gear wheel
remove together with an internal holder of a conic roller bearing
7. Epiploon of a shaft of the leading gear wheel
always replace
8. Rubber cover
remove by means of the screw-driver
9. Six-sided nut
10. Internal holder of a conic roller bearing
11. External holder of a conic roller bearing
remove by means of a mandrel
12. 25 N. of m.
13. Cover of the leading gear wheel
14. Sealing ring
always replace
15. Expansion plug
wider contact surface is turned to a drive gear wheel
16. S4 washer
17. Drive of the leading gear wheel
higher edge is turned to a latch of the lock of parking transfer
18. Gear wheel of the lock of parking transfer
the roundish party is turned to a drive gear wheel

Differential
1. Differential cover
2. Pulse wheel
3. S1 washer
4. External holder of a conic roller bearing
remove by means of a mandrel
5. 90 N. of m.
6. Internal holder of a conic roller bearing
7. Differential box
adjust after replacement of a gear wreath
8. Gear wreath
together with the leading gear wheel are also replaced together
after replacement adjust installation
gear wreath and leading gear wheel
for removal remove from a differential box by means of a mandrel
before installation heat to 100 °C and establish centering pins
9. Internal holder of a conic roller bearing
10. External holder of a conic roller bearing
remove by means of a mandrel
11. S2 washer
12. Transmission case
13. Satellites
14. Persistent washer
15. Sheserni of half shafts
16. Output shaft
establish an output shaft before installation of an axis of satellites
17. Lock ring
18. Axis of satellites
remove by means of a mandrel
examine on existence of wear tracks, replace if it is necessary
19. Half shaft flange nut

Prevention

Before installation of an internal holder of a conic roller bearing heat it to 100 °C.

At installation of an axis of satellites try not to damage a persistent washer.