however, continues to be controlled automati-
cally. When the manually set function switches
back to automatic mode, the indicator lamp
above the
Ã
rocker switch lights up again.
Setting the temperature
Different temperatures can be set for the driv-
er's and front-passenger sides.
X
Turn the SmartKey to position 2 in the ignition
lock (
Y
page 131).
X
To increase or reduce: press the
w
rocker switch up or down.
Only change the temperature setting in small
increments. Start at 72 ‡ (22 †).
Setting the air distribution
Air distribution settings
¯
Directs air through the defroster vents
P
Directs air through the center and side air
vents
O
Directs air through the footwell air vents
S
Directs air through the center, side and
footwell vents
a
Directs air through the defroster and
footwell vents
_
Directs air through the defroster, center,
side and footwell vents
b
Directs air through the defroster, center
and side air vents
W
Sets the air distribution to automatic
Setting
X
Turn the SmartKey to position 2
(
Y
page 131).
X
Press the
_
rocker switch up or down.
The various air distribution settings appear in
the multimedia system.
Setting the airflow
X
Turn the SmartKey to position 2 in the ignition
lock (
Y
page 131).
X
To increase or reduce: press the
H
rocker switch up or down.
Activating or deactivating the syn-
chronization function
General notes
Climate control can be set centrally using the
synchronization function. The temperature set-
ting is adopted for the front-passenger side.
Activating/deactivating
X
Press the upper or lower section of the
0
rocker switch.
The indicator lamp above the
0
rocker
switch lights up or goes out.
The synchronization function deactivates if the
settings for the front-passenger side are
changed.
Defrosting the windshield
General notes
You can use this function to defrost the wind-
shield or to clear a fogged up windshield or front
side windows on the inside.
Switch off the "Windshield defrosting" function
as soon as the windshield is clear again.
Switching the "Windshield defrosting"
function on or off
X
Turn the SmartKey to position 2 in the ignition
lock (
Y
page 131).
X
To activate: press the
¬
rocker switch on
the front control unit up or down.
The indicator lamp above the
¬
rocker
switch lights up. The current climate control
settings are deactivated.
The climate control system switches to the
following functions:
R
high airflow
R
high temperature
R
air distribution to the windshield and front
side windows
R
air-recirculation mode off
i
If necessary, the "Cooling with air dehumid-
ification" function is activated. In this case,
the indicator lamp above the
¿
rocker
switch remains switched off.
124
Operating the climate control systems
Climat
ec
ontrol
Summary of Contents for MY17 c-class
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