Air Recirculation Mode - Mercedes-Benz 2007 C 230 Operator's Manual

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.
Warning!
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 ( page 175) is activated, or
press button P or 0.
Activating
Press button , ( page 175).
The indicator lamp on the button
comes on.
i
The air recirculation mode is activated auto-
matically at high outside temperatures.
The indicator lamp on the button , is not lit
when the air recirculation mode is automatically
G
switched on.
A quantity of outside air is added after approxi-
mately 30 minutes.
Controls in detail
Automatic climate control
Deactivating
Press button , ( page 175) again.
The indicator lamp on the button goes
out.
i
The air recirculation mode is deactivated au-
tomatically:
after 5 minutes if the outside temperature is
below approximately 41°F (5°C)
after 5 minutes if the air conditioning is
turned off
after 30 minutes if the outside temperature
is above approximately 41°F (5°C)
181