Thermotronic; Air-Recirculation Mode - Mercedes-Benz C Class Owner's Manual

Air-recirculation mode

You can deactivate the flow of fresh air if
unpleasant smells are entering the vehicle
from outside. No more fresh air will be tak-
en in and the air inside the vehicle will be
recirculated.
G
Risk of accident
Only switch over to air-recirculation mode
briefly at low outside temperatures. Other-
wise, the windows could mist up, thus im-
pairing visibility and endangering yourself
and others. This may prevent you from ob-
serving the traffic conditions, thereby caus-
ing an accident.
To activate: briefly press the O but-
E
ton.
The indicator lamp in the button comes
on.
i
Air-recirculation mode is activated auto-
matically at high outside temperatures. When
air-recirculation mode is activated automati-
cally, the indicator lamp in the O button is
off.
Outside air is added after about 30 minutes.
To deactivate: press the O button
E
again.
The indicator lamp in the button goes
out.
i
Air-recirculation mode switches off auto-
matically:
I after approximately five minutes at outside
temperatures below approximately 7 °C
I after approximately five minutes if the cool-
ing with air dehumidification function is de-
e
activated ( page 168)
I after approximately 30 minutes at outside
temperatures above approximately 5 °C
Air-recirculation mode with conveni-
ence opening/closing feature
G
Risk of injury
Make sure that nobody can become trapped
between the side window and the door
frame as the side windows are opened and
closed. Do not place objects or lean against
the side window when it is being opened or
closed. You or the objects could be drawn
in or become trapped between the side win-
dow and the door frame as the window
moves. If there is a risk of entrapment,
press the O button again for longer than
two seconds or operate the switch to move
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Thermotronic*

the side window in the opposite direction,
to stop the side window or to open or close
it again.
Make sure that nobody can become trapped
when you are closing the sliding/tilting sun-
roof*. If there is a risk of entrapment, press
the O button again for longer than two
seconds or press the switch to open the
sliding/tilting sunroof*.
E
To activate and close: press and hold
the O button for longer than two
seconds until the side windows and
sliding/tilting sunroof* or panorama
sliding/tilting sunroof* are closed.
The indicator lamp in the button comes
on. Air-recirculation mode is activated.
E
To deactivate and open: press and
hold the O button again for longer
than two seconds until the side win-
dows and the sliding/tilting sunroof*
or panorama sliding/tilting sunroof*
have returned to their previous posi-
tions.
The indicator lamp in the button goes
out. Air-recirculation mode is deacti-
vated.
Controls
ee
167