Mercedes-Benz SLC 300 2019 Operator's Manual page 115

Switching the "windshield defrosting"
function on or off
Turn the SmartKey to position 2 in the igni-
X
tion lock ( page 118).
Y
To switch on: press the ¬ button.
X
The indicator lamp in the ¬ button lights
up.
The climate control system switches to the
following functions:
high airflow
R
high temperature
R
air distribution to the windshield and front
R
side windows
air-recirculation mode off
R
To switch off: press the ¬ button.
X
The indicator lamp in the ¬ button goes
out. The previously selected settings are
restored. Air-recirculation mode remains
deactivated.
or
Dual-zone automatic climate control: press
X
the à button.
The indicator lamp in the ¬ button goes
out. Airflow and air distribution are set to
automatic mode.
MAX COOL maximum cooling
The MAX COOL function is only available in
vehicles for the USA.
MAX COOL is only operational when the
engine is running.
To activate: press the Ù button.
X
The indicator lamp in the button lights up.
To deactivate: press the Ù button.
X
The indicator lamp in the button goes out.
The previously selected settings are
restored.
When you activate MAX COOL, climate control
switches to the following functions:
maximum cooling
R
maximum airflow
R
air-recirculation mode on
R
Operating the climate control systems
Removing condensation from the
windows
Windows fogged up on the inside
Activate the ¿ or Á cooling with air
X
dehumidification function.
Dual-zone automatic air conditioning: acti-
X
vate the à mode button.
If the windows continue to fog up, activate
X
the ¬ "Windshield defrosting" function.
i
You should only select this setting until the
windshield is clear again.
Windows fogged up on the outside
Activate the windshield wipers.
X
Air-conditioning system: press the P or
X
O button.
Dual-zone automatic air conditioning: press
X
the _ button until the P or O
symbol appears in the display.
i
You should only select this setting until the
windshield is clear again.
Rear window defroster
General notes
The rear window defroster has a high current
draw. You should therefore switch it off as
soon as the rear window is clear. Otherwise,
the rear window defroster switches off auto-
matically after several minutes.
If the battery voltage is too low, the rear win-
dow defroster may switch off.
Activating/deactivating
Turn the SmartKey to position 2 in the igni-
X
tion lock (
Press the ¤ button.
X
The indicator lamp in the ¤ button lights
up or goes out.
page 118).
Y
113