Mercedes-Benz G-Class 2013 Owners Manual - Manual (Page 136)

Activating/deactivating air-
recirculation mode
G WARNING
Fogged windows impair visibility,
endangering you and others. If the windows
begin to fog on the inside, switching off the
air recirculation mode immediately should
clear interior window fogging. If interior
window fogging persists, make sure the air
conditioning is activated, or press the ¬
button.
X Turn the SmartKey to position
2 (
Y page 139) in the ignition lock.
X To switch on: press the d button.
The indicator lamp in the d button lights
up.
i Air-recirculation mode is automatically
activated at high levels of pollution or at
high outside temperatures. When air-
recirculation mode is activated
automatically, the indicator lamp in the
d button is not lit.
Outside air is added after approximately
30 minutes.
X To deactivate: press the d button.
The indicator lamp in the d button goes
out.
i Air-recirculation mode switches off
automatically:
R
after approximately five minutes at
outside temperatures below
approximately 41 ‡
R
after approximately five minutes if
cooling with air dehumidification is
deactivated
R after approximately 30 minutes at
outside temperatures above
approximately 41 ‡ (5 †)
Activating/deactivating the residual
heat function
The "residual heat" function is only available
in Canada.
It is possible to make use of the residual heat
of the engine to continue heating the
stationary vehicle for up to 30 minutes after
the engine has been switched off. The heating
time depends on the coolant temperature and
on the interior temperature that has been set.
i The blower will run at a low speed
regardless of the airflow setting.
i If you activate the residual heat function
at high temperatures, only the ventilation
will be activated.
X Turn the SmartKey to position
0(
Y page 139) in the ignition lock or
remove it.
X To activate: press the Á button.
The indicator lamp in the Á button lights
up.
X To deactivate: press the Á button.
The indicator lamp in the Á button goes
out.
i Residual heat is deactivated
automatically:
R
after approximately 30 minutes
R when the ignition is switched on
R if the battery voltage drops
R
if the coolant temperature is too low
Setting the air vents
Important safety notes
G
WARNING
When operating the climate control, the air
that enters the passenger compartment
through the air vents can be very hot or very
cold (depending on the set temperature). This
could cause burns or frostbite to unprotected
skin in the immediate area of the air vents.
134
Setting the air vents
Climate control