Mercedes-Benz A Series Owner's Manual page 133

Controls
Air conditioning
General notes
The air-conditioning system*/
Thermotronic* controls the temperature and
the humidity of the vehicle interior and filters
out undesirable substances from the air.
Heatmatic/the air-conditioning system*/
Thermotronic* is only operational when the
engine is running. Optimum operation is ach-
ieved only when you drive with the side win-
dows and panorama louvred sliding sun-
roof* closed.
130
i
Ventilate the vehicle for a brief period
during warm weather, e.g. using the con-
venience opening feature (
Y
will speed up the cooling process and the
desired vehicle interior temperature will be
reached more quickly.
i
The integrated filter filters out most par-
ticles of dust and completely filters out pol-
len. A clogged filter reduces the amount of
air supplied to the vehicle interior. For this
reason, you should always observe the
interval for replacing the filter, which is
specified in the Service Booklet. As it
depends on environmental conditions, e.g.
page 86). This
heavy air pollution, the interval may be
shorter than stated in the Service Booklet.
G Risk of accident
Observe the settings recommended on the
following pages. The windows could other-
wise mist up. This may obstruct your view
of the traffic situation, thereby causing an
accident.
* optional