Audi 80/Avant (B4)

Since 1991-1995 of release

Repair and car operation



Audi 80/Avant
+ The description
+ Engines
+ System of release of the fulfilled gases
+ Cooling system
+ Fuel tank and the fuel pump
+ The air filter and воздухозаборные channels
+ Injection system
+ Coupling
+ Transmission and transmission
+ Suspension bracket and steering
+ Brake system
+ Antiblocking system of brakes
+ Wheels and tyres
+ Kuzovnaja electrosystem
+ Ignition system
+ Illumination
+ Signalling devices
+ Devices and auxiliary devices
- Heating and ventilation
   Heating and ventilation check
   The heater fan
   Replacement of the dustproof filter
   Heating and ventilation drive
   The list of malfunctions
   The conditioner
+ Body elements
+ Search of malfunctions
+ Specifications

Heating and ventilation

External air arrives between a cowl and a windshield and is forced in salon by a running stream, or, in addition, the salon fan. If the car is equipped by the dustproof filter arriving air is cleared before receipt in a supercharger. At inclusion of heating the valve opens a way through the heat exchanger, a small heating element on which there passes нагретая a cooling liquid from the engine. If heating is not included, arriving air is included into salon on other way, bypassing the heat exchanger.


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