Mercedes-Benz 2008 CL-Class Operator's Manual page 496

Activating
Press button ; ( page 491) up or
down.
The indicator lamp on the button
comes on.
The air conditioning switches to the follow-
ing functions automatically:
most efficient blower speed and heat-
ing power, depending on outside tem-
perature
air flows onto the windshield and the
front side windows
the air conditioning compressor
switches on at outside temperatures
above approximately 41°F (5°C) for
air-drying
the air recirculation mode is switched
off
Adjustments
You can adjust the air volume and the tem-
perature when the front defroster is
switched on. The air flow will remain on the
windshield and door windows.
Press button Q up or down to in-
crease or decrease air volume to the
desired level.
The air volume increases/decreases to
the next higher/lower blower speed
and heating switches to the tempera-
ture that was set before the front de-
froster was switched on.
The indicator lamp on button ;
goes out.
or
Press temperature control %$
2 and/or a ( page 491) upward or
downward.
Heating switches to the temperature
that was set before the front defroster
was switched on.
Controls in detail
Automatic climate control
The indicator lamp on button ; goes
out.
i
The air conditioning compressor remains on
even with the indicator lamp on button ;
goes out. This helps to prevent windshield from
fogging.
Deactivating
Press button ; ( page 491) up or
down.
The indicator lamp on the button goes
out.
The previous settings are once again in
effect, except air recirculation mode
stays off.
Windshield fogged on the outside
Switch the windshield wipers on
( page 400).
Press button U ( page 491) up or
down.
The indicator lamp on the button
comes on.
495