Setting the center air vents, Setting the side air vents, Setting the glove box air vent – Mercedes-Benz CLS-Class 2012 Owners Manual User Manual
Page 130: Climate control, Setting the air vents

In order to ensure the direct flow of fresh air
through the air vents into the vehicle interior,
please observe the following notes:
R
keep the air inlet between the windshield
and the hood free of blockages, such as ice,
snow or leaves.
R
never cover the vents or air inlet and outlet
grilles in the vehicle interior
i
For virtually draft-free ventilation, adjust
the sliders of the air vents to the center
position.
Setting the center air vents
:
Center air vent, left
;
Center air vent, right
=
Center vent thumbwheel, right
?
Center vent thumbwheel, left
X
To open/close: turn thumbwheels =
and ? up or down.
Setting the side air vents
X
To open/close: turn thumbwheel = up or
down.
i
Side window defroster vent : is never
completely shut, even if side air vent ; is
shut.
Setting the glove box air vent
When automatic climate control is activated,
the glove box can be ventilated, for instance
to cool its contents. The level of airflow
depends on the airflow and air distribution
settings.
!
Close the air vent when heating the
vehicle.
At high outside temperatures, open the air
vent and activate the "cooling with air
dehumidification" function. Otherwise,
temperature-sensitive items stored in the
glove box could be damaged.
:
Air vent thumbwheel
;
Air vent
X
To open/close: turn thumbwheel :
clockwise or counter-clockwise.
128
Setting the air vents
Climate control