Service of Audi A4 from 2001 to 2005 release.
1. Operation and maintenance of the car
1.1. General information
1.2. Keys, locks of doors
1.3. Governing bodies, combination of devices and equipment of interior of the car
1.4. Seats and means of passive safety
1.5. Conditioning and heating
1.5.1. System of heating and ventilation
1.5.2. Deflectors
1.5.3. Mode of supply of fresh air
1.5.4. Conditioner
1.5.5. Governing bodies of a konditsoner
1.5.6. Autonomous heater and fan
1.5.7. Management of the menu of an autonomous heater
1.6. Driving and service of the car
2. Engine
3. Transmission
4. Running gear
5. Steering mechanism
6. Brake system
7. Onboard electric equipment
8. Body
9. Schemes of electric equipment
 







1-5-1-sistema-otopleniya-i-ventilyacii.html

1.5.1. System of heating and ventilation

Description
The system of heating and ventilation maintains necessary temperature in interior of the car.
The left display serves for indication of the set temperature on the party of the driver, and right for indication of the set temperature on the party of the forward passenger.
All modes of the conditioner join and switched off by pressing of keys. At the included mode in the corresponding key the diode burns.

Filter of catching of harmful substances
The filter of catching of harmful substances (the filter of catching of the weighed microparticles) substantially reduces amount of the dust which is contained in external air, pollen, gases, etc.
Change the filtering element of the filter of catching of harmful substances according to the service book for the purpose of prevention of loss of power of system of ventilation and heating.
At premature wear of the filter as a result of operation of the car in zones with strong air pollution more frequent can be required, than it is provided by the service book, replacement of the filtering element.

ATTENTION
For traffic safety important that all windows were free from snow, ice and moisture. Only in this case good visibility conditions are guaranteed. Study instructions for use system of an otpopleniye and ventilation, and also отпотевания / heating of glasses.

NOTE
It is important for normal work of system of heating and ventilation that the air inlet before a windshield was not hammered with snow, ice or foliage.
Arriving via stitched channels and distributed then on all salon air is removed through exhaust cracks under back glass. Therefore do not close them articles of clothing, etc. things.

Regulation of temperature
Temperature in salon can be set independently for the party of the driver and the forward passenger.

Party of the driver

Fig. 1.134. Governing bodies of system of heating and ventilation: And – keys of regulation of temperature on the party of the driver; In – (having blown) in heating glasses; With – fan keys; D – air distribution keys; E – keys of regulation of temperature on the party of the forward passenger; F – air recirculation key; G – switching off of system of heating


Establish by pressing of the "+" or "-" keys the necessary temperature (fig. 1.134).

Party of the forward passenger
Establish by pressing of the "+" or "-" keys the necessary temperature (fig. 1.134).
The actual value of temperature is displayed in the form of segment indication of the display located over keys.
In the mode of the maximum heating capacity indication "MOVE" is brought to the display. At minimum established temperature indication of "MIN" is brought to the display.
Switching of value of temperature for the driver on the party of the forward passenger and vice versa happens more long simultaneous pressing of the "+" or "-" keys on the party of the driver or forward passenger. The new established temperature is removed on corresponding the display. There is a possibility of return to earlier established temperature. For this purpose the driver or the peredney passenger have to establish anew temperature on the display.

Having warmed (thawing) of glasses
As fast as possible thaws and moistens wind and side glasses.
For inclusion press a key.
For switching off press the same key again.
Temperature is regulated automatically. The maximum air supply is carried out mainly on channels 1 and 2.
The mode of recirculation of air is switched off by pressing of a key.

Correction of frequency of rotation of the fan
For installation of urgent frequency of rotation of the fan (amount of air) press the "+" or "-" keys.
The amount of air can be regulated at will. The actual frequency of rotation of the fan is displayed in the form of segment indication of the display located over keys.
It is recommended at the movement with a small speed always to turn on the fan on low power.
For prevention of hit include in salon of the polluted external air (unpleasant smells) pressing of a key the recirculation mode.

Air distribution
Perhaps both the separate, and combined manipulation keys. Three keys have the following appointment. Numbers correspond to airfinal devices.

Air supply to glasses
All consumption of air is implemented on channels 1 and 2. Unlike the heating mode the amount of air does not change.

Air supply from the dashboard
All consumption of air is implemented with giving through lattices 3 and 4 dashboards, and also the central console behind.

Air supply in space for legs
All consumption of air is implemented through stitched channels 5 and vozdukhovy-puskny devices under front seats.

NOTE
In the given provisions of the air distributor some leak of air through other lattices always takes place.

Recirculation mode
In the mode of recirculation hit in interior of the car of the polluted external air is substantially prevented.
For inclusion of the mode press a key.
For switching off of the mode press a key the same key again or press a key.
In the recirculation mode access of air is from the outside blocked, and its volume is distributed in salon around. The mode of recirculation is recommended to be included at the movement through a tunnel or in a transport stopper for prevention of hit of external air in salon.

ATTENTION
The movement in the mode of recirculation should not be too long-term since fresh air does not come to salon and glasses can mist over.

NOTE
For the safety reasons, at the pressed key the mode of a retsikulyation of air is impossible.

Switching off of the fan of a heater of "OFF"
Press the OFF key. The fan is switched off and access of external air is blocked.
Besides, the fan turns on repeated pressing of the OFF key, and also pressing of keys of the fan or regulation of temperature again.


1.5. Conditioning and heating

1.5.2. Deflectors