Audi 80/90/Coupe

Since 1986-1991 of release

Repair and car operation



Audi 80/90/Coupe
+ 1.2. Car identification
+ 2. Engines, carburettors
3. Greasing system
+ 4. Cooling system
+ 5. Fuel system
+ 6. An exhaust system
+ 7. Ignition system
+ 8. Transmission
+ 9. Suspension brackets, wheels
- 10. Brake system
   10.1.2. Brake Pads forward brakes
   10.1.3. Brake Pads back brakes
   10.1.4. The general adjustment of back brakes (Girling)
   10.1.5. Replacement brake колодок (all-wheel drive models)
   10.1.6. The general adjustment of back brakes (Girling) (all-wheel drive models)
   10.1.7. Plugs of pedals of a brake and coupling
   10.1.8. Adjustment of a manual brake
   10.1.9. Removal of the lever of a manual brake
   + 10.2. Hydraulic components
   + 10.3. Antiblocking system of brakes
+ 11. A steering
+ 12. A body, salon
+ 13. A central air
+ 14. An electric equipment


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10. Brake system

10.1. Mechanical components

10.1.1. Technical characteristics
THE GENERAL DATA

Support of forward brakes  – Girling
1. 35 Н.м.
Always replace
Hold directing pin at an inhaling and untwisting
2. A support
Do not remove a brake hose at replacement brake колодок
3. The thermal screen
It is established on the piston
4. An arm brake колодок
Is on sale as the spare part with preliminary greased directing pins
If protective caps have been damaged, replace them with caps from the repair complete set, a detail 443 698 470
5. Brake Pads
Always replace at once four Pads (on both wheels)
топщина (new brake колодок): 14.00 mm
Deterioration limit: 2.00 mm
Deterioration limit (including fixing plates): 7.00 mm
6. A brake disk
Replace simultaneously both disks
Remove a support before disk removal
Diameter of a brake disk: 256.00 mm
Thickness (ventilated disk): 22.00 mm
Deterioration limit: 20.00 mm
7. A bolt with a gear head, 125 Н.м. Clean teeths if you are going to use an old bolt

The prevention

At repair use the repair complete set.

At repair restore a surface of brake disks at once from two parties, never process only one party. Always check a condition and a thickness brake колодок.


Support of forward brakes – Giriing – for all-wheel drive and models with 20-klapannymi engines, and also Compartment models

1. A support
Do not remove a brake hose at replacement brake колодок
Use a press for piston pressing in
Support and old brake Pads for piston introduction in the cylinder
2. 35 H.м.
Always replace
Hold directing pin at an inhaling and untwisting
3, 4. Brake Pads
Always replace at once four Pads
(On both wheels)
After replacement brake колодок press a brake pedal some times at the motionless car
Thickness (new brake колодок): 13.00 mm
Deterioration limit: 2.00 mm
Deterioration limit (including fixing plates): 7.00 mm
5. A brake disk
Replace simultaneously both disks
Remove a brake support before disk removal
Diameter of a brake disk: 276.00 mm
Thickness: 25.00 mm
Deterioration limit: 23.00 mm
6. An arm brake колодок
Is on sale as the spare part with preliminary greased directing pins
If protective caps have been damaged, replace them with caps from the repair complete set, a detail 443 689 470
7. 125 Н.м.

The prevention

Two самоконтрящихся a bolt from the repair complete set are not required at repair of brakes Teves. In a return case use all repair set.


Support of forward brakes – Teves
1. A cap
2. A directing pin, 25 Н.м.
3. A support
Do not remove a brake hose at replacement brake колодок
4. A bolt with a gear head, 125 Н.м.
Clean teeths if you are going to use an old bolt
5. An arm brake колодок

6. Brake Pads
Always replace at once four Pads (on both wheels)
Thickness new brake колодок): 14.00 mm
Deterioration limit: 2.00 mm
Deterioration limit (including fixing plates): 7.00 mm
7. A brake disk
Always replace brake disks at once on both wheels
Remove a support for disk removal
Diameter of a brake disk: 256.00 mm
Thickness: 22.00 mm
Deterioration limit: 20.00 mm
8. The thermal screen
It is established on the piston

Support of back brakes – Girling
1. A spring clip
Keeps a rope napковочного brakes on a fixing arm
2. A rope of a parking brake
3. 65 Н.м.
4. A brake disk
Always replace brake disks at once on both wheels for disk removal
Diameter of a brake disk: 245.00 mm
Thickness: 10.00 mm
Deterioration limit: 8.00 mm
5. Brake Pads
Always replace at once four Pads (on both wheels)
Thickness (new brake колодок): 12.00 mm
Deterioration limit: 2.00 mm
Deterioration limit (including fixing plates): 7.00 mm
6. An arm brake колодок
Is on sale as the spare part with preliminary greased directing pins
If protective caps have been damaged, replace them with caps from the repair complete set, a detail 443 698 470
7. A support
Remove from an arm brake колодок at replacement колодок
Do not remove a brake hose at replacement brake колодок
At models of release after January, 1989 diameter of the piston of a support is equal 38 mm
At replacement use a support only demanded type (with the piston of the demanded diameter)
8. 35 Н.м.
Always replace

The prevention

At repair use the repair complete set.


Technical characteristics

Mодели with a forward drive
The engine
4 or 5-cylinder
Diameter of the main brake cylinder
22.2 mm
Diameter of the amplifier
228.9 mm
Quantity of a brake liquid (approximately)
0.6 litres

Forward wheels
Back wheels
Diameter of the piston of a support of a brake
54 mm
36 mm
Diameter of a brake disk
256 mm
245 mm
Thickness of a brake disk
22 mm
10 mm
Thickness brake колодок
14 mm
12 mm
Total area of four brake колодок
200 sm2
120 sm2
All-wheel drive models
The engine
5-cylinder
Diameter of the main brake cylinder
22.2 mm for models with the engine capacity of 136 h.p.
23.81 mm for models with the engine capacity of 170 h.p.
25.4 mm for Compartment models
Diameter of the amplifier
228.9 mm for models with the engine capacity of 136 h.p.
Diameter of the piston of the servo-driver of brakes
24 mm for models with the engine capacity of 170 h.p.
Quantity of a brake liquid (approximately)
0.6 litres
 
Forward wheels
Back wheels
Diameter of the piston of a support of a brake
54 mm
36 mm
40/45 mm (for Compartment models)
38 mm for models of release after January, 1989
38 mm for models with the engine capacity of 170 h.p.
Diameter of a brake disk
256 mm
245 mm
276 mm (for Compartment models)
Thickness of a brake disk
22 mm
10 mm
25 mm (for Compartment models)
Thickness brake колодок
14 mm
12 mm
13 (for Compartment models)
Total area of four brake колодок
194 sm2
108 sm2
224 sm2 (for Compartment models)

The prevention

At repair use the repair complete set.









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