Mercedes-Benz CLA Operator's Manual page 128

Overview of climate control systems
126
Activates/deactivates air-recirculation mode (
?
Sets the airflow (
A
Switches cooling with air dehumidification on/off (
B
Switches the rear window defroster on/off (
C
Notes on using the air-conditioning
system
Air-conditioning system
Below, you can find a number of notes and
recommendations to help you use the air-
conditioning system optimally.
Switch on the air-conditioning system by
R
turning control knob A clockwise to the
desired position (except position 0).
Set the temperature to 72 ‡ (22 †).
R
Recommendation for avoiding misted
R
windows at low exterior temperatures
or in rain: switch on the ¿ cooling with
dehumidification function (
Set air distribution to ¯ and if possible
switch off P and O (
Deactivate air-recirculation mode e
( page 135).
Y
Set airflow control A to a setting between
3 and 6 ( page 132).
Y
Recommendation for rapid cooling or
R
heating of the vehicle interior: briefly set
airflow control A to a setting between 3
and 6 ( page 132).
Y
Recommendation for a constant vehi-
R
cle interior temperature: set airflow con-
trol A to a setting between 1 and 3
( page 132).
Y
Recommendation for air distribution in
R
winter: select the O and ¯ settings
( page 132).
Y
Recommendation for air distribution in
summer: select the P or P and
¯ settings (
Only use the "Windshield defrosting" func-
R
tion briefly until the windshield is clear
again.
page 132)
Y
page 129).
Y
page 132).
Y
page 132).
Y
page 135)
Y
page 129)
Y
page 134)
Y
Only use air-recirculation mode briefly, e.g.
R
if there are unpleasant outside odors or
when in a tunnel. The windows could oth-
erwise fog up, since no fresh air is drawn
into the vehicle in air-recirculation mode.
If you change the settings of the climate
R
control system, the climate status display
appears for approximately three seconds
at the bottom of the screen in the Audio/
COMAND display (see separate operating
instructions). You will see the current set-
tings of the various climate control func-
tions.
ECO start/stop function
During automatic engine switch-off, the cli-
mate control system only operates at a
reduced capacity. If you require the full cli-
mate control output, you can switch off the
ECO start/stop function by pressing the ECO
button ( page 146).
Y