Turn the regulator C in one of four provisions to turn on the fan and to adjust the speed of its rotation.

In situation 1 speed of rotation of the fan will be minimum, and in situation 4 – maximum.

In this situation:

– air conditioning system is automatically switched off even if the button F is pressed (the control lamp continues to burn);

– the fan does not give air to salon;

– during the movement of the car the low flow of air comes to salon.

In usual service conditions of this situation it is necessary to avoid.