CITROEN DS3 Owner's Handbook Manual page 53

Electric control panel
Press the button to recirculate
the interior air. This is
confirmed by lighting of the
indicator lamp.
Press the button again to allow fresh air
into the passenger compartment. This is
confirmed by the indicator lamp switching off.
5. Air conditioning On/Off
The air conditioning is designed to
operate effectively in all seasons,
with the windows closed.
It enables you to:
- lower the temperature, in summer,
- increase the effectiveness of the demisting
in winter, above 3 °C.
Press the "A/C" button, the associated
green indicator lamp comes on.
is in position "0".
Press the "A/C" button again, the
associated green indicator lamp switches off.
Comfort