Mercedes-Benz CLS Owner's Manual page 145

142 Climate control
Dispose of the genuine Mercedes-Benz interior
perfume flacon when it is empty and do not refill
it.
Refillable flacon
Unscrew the cap of the empty flacon.
#
Fill the flacon with a maximum of 15 ml.
#
Screw the cap back on to the flacon.
#
Always refill the empty refillable flacon with the
same perfume. Observe the separate informa‐
tion sheet with the flacon.
Information on the windscreen heater
The windscreen heater is switched on automati‐
cally if the ¬ button is activated.
After the vehicle is started, the windscreen
heater is switched on automatically as required.
Stationary heater/ventilation
Stationary heater/stationary ventilation
function
The following functions are performed:
The air inside the vehicle is heated or ventila‐
R
ted to the set temperature.
The air inside the vehicle cannot be cooled
R
down to temperatures below the outside
temperature.
If the outside temperature changes, ventila‐
R
tion mode automatically switches to heating
mode or heating mode automatically
switches to ventilation mode.
The stationary heater and the exhaust gas outlet
are situated at the right-hand front wheel.
Switching the stationary heater/ventilation
on/off via the control panel
& DANGER Risk of fatal injury due to poi‐
sonous exhaust gases
If the tailpipe is blocked or sufficient ventila‐
tion is not possible, poisonous exhaust gases
such as carbon monoxide may enter the vehi‐
cle. This is the case in enclosed spaces or if
the vehicle gets stuck in snow, for example.
Always switch the stationary heater off
#
in enclosed spaces without an air
extraction systems, e.g. in garages.
Keep the tailpipe and the area around
#
the vehicle free from snow when the
engine or the stationary heater are run‐
ning.
Open a window on the windward side of
#
the vehicle to ensure an adequate sup‐
ply of fresh air.