Mercedes-Benz R-Class 2007 Owners Manual - Manual (Page 227)

226
Controls in detail
Climate control
Air recirculation mode
Switch to air recirculation mode to prevent
unpleasant odors from entering the vehicle
from the outside (e.g. before driving
through a tunnel). This setting cuts off the
intake of outside air and recirculates the
air in the passenger compartment.
Activating
̈ Press button : ( ୴ page 220).
The indicator lamp on the button
comes on.
Deactivating
̈ Press button :.
The indicator lamp on the button goes
out.
Warning!
G
Fogged windows impair visibility, endanger-
ing you and others. If the windows begin to
fog on the inside, switching off the air
recirculation mode immediately should clear
interior window fogging. If interior window
fogging persists, make sure the air
conditioning ( ୴ page 228) is activated, or
press button 0.
i The air recirculation mode is activated auto-
matically at high outside temperatures.
The indicator lamp on button : is not lit when
the air recirculation mode is switched on auto-
matically.
A quantity of outside air is added after approxi-
mately 30 minutes.
If you have turned off the air conditioning
(
୴ page 228) or the outside temperature is
below 41°F (5°C), the air recirculation mode will
not switch on automatically.
i To cool the interior as fast as possible, the
climate control automatically switches to air
recirculation. The indicator lamp on button
:
is not lit when the air recirculation mode has
been switched on automatically.
i The air recirculation mode is deactivated
automatically
ț after 5 minutes if the outside temperature is
below approximately 41°F (5°C)
ț after 5 minutes if the air conditioning and
air-drying are turned off
ț after 30 minutes if the outside temperature
is above approximately 41°F (5°C)