E39 series BMW 5

since 1996-2001 of release

Repair and car operation



E39 BMW
+ Introduction
+ Maintenance instruction
+ Current leaving and service
+ Engine
- Systems of cooling, heating
   + cooling System
   + Heater
   - Air conditioner
      Operation of the conditioner
+ Power supply system and release
+ engine Electric equipment
+ Manual transmission
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ electric equipment Schemes
+ System of onboard diagnostics


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Air conditioner

General information

 

1 — the fan
2 — the evaporator
3 — a throttle
4 — service accession of low pressure
5 — service accession of a high pressure
6 — a dehumidifier
7 — the condenser
8 — the compressor

and — external air of cooling
condenser
b — warm air, arrives in
environment
with — not cooled air, arrives
via the heater fan
d — the cooled air, arrives in salon
And — a high pressure (gas)
In — a high pressure (liquid)
With — low pressure (liquid)
D — low pressure (gas)

By means of the conditioner air temperature in salon of the car can be lowered иже external temperature. At completely automatic system in salon the established temperature is supported. Thus distribution and amount of air is regulated by the electronic device irrespective of speed of the car. For this purpose electronic sensors hand over to the electronic device information on temperature of external air and air in salon. Management of air zaslonka and the fan of supply of external air is carried out by servomotors. Possible malfunctions in the control unit or sensors and executive bodies register in memory of malfunctions. By means of the special device contents of memory can be schitano.