Mercedes-Benz GLA 180 Owner's Manual page 137

Operating the climate control systems
134
i
Regardless of the air distribution setting,
airflow is always directed through the side air
vents. The side air vents can only be closed if
the adjusters are turned clockwise until they
engage.
Setting the air distribution
Turn the key to position 2 in the ignition lock
X
( page 144).
Y
Press the É or Ë button repeatedly
X
until the required symbol appears in the dis-
play.
Setting the airflow
Air-conditioning system
Turn the key to position 2 in the ignition lock
X
( page 144).
Y
To increase or reduce: turn control A anti-
X
clockwise or clockwise (
THERMOTRONIC automatic climate
control
Turn the key to position 2 in the ignition lock
X
( page 144).
Y
To increase or reduce: press the K or
X
I button.
Switching the ZONE function on/off
This function is only available with
THERMOTRONIC automatic climate control.
To activate: press the á button.
X
The indicator lamp in the á button lights
up.
The temperature setting for the driver's side
is not adopted for the front-passenger side.
To deactivate: press the á button.
X
The indicator lamp in the á button goes
out.
The temperature setting for the driver's side
is adopted for the front-passenger side.
page 129).
Y
Demisting the windscreen
General notes
You can use this function to defrost the wind-
screen or to demist the inside of the windscreen
and the side windows.
i
You should only select the "Windscreen
demisting" function until the windscreen is
clear again.
Switching the "Windscreen demisting"
function on or off
Turn the key to position 2 in the ignition lock
X
( page 144).
Y
To activate: 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 windscreen and front
R
side windows
air-recirculation mode off
R
i
The "Windscreen demisting" function auto-
matically sets the blower level to the optimum
demisting effect. As a result, the airflow may
increase or decrease automatically after the
¬ button is pressed.
i
You can adjust the blower level manually
while the "Windscreen demisting" function is
in operation:
Air-conditioning system: turn airflow con-
R
trol A anti-clockwise or clockwise
( page 129).
Y
THERMOTRONIC automatic climate con-
R
trol: press the ó or ô button.
To deactivate: press the ¬ button.
X
The indicator lamp in the ¬ button goes
out. The previous settings are reactivated.
"Air-recirculation" mode remains deactiva-
ted.
or
THERMOTRONIC automatic climate control:
X
press the à button.
The indicator lamp in the ¬ button goes
out. Airflow and air distribution are set to
automatic mode.