SMART forfour Operating Instructions Manual page 94

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Blower
You can set the blower to four different
stages:
Off (stage 0)
Middle settings (stages 1 3)
> Blower slow/medium/fast
Blower on maximum (stage 4),
> Efficient de icing of windows and
fast drying of fogged windows.
Adjusting air nozzles
You can adjust the direction and rate of
airflow or shut off the air supply by turn
ing the air nozzle.
Off (A),
Maximum flow rate (B).
Heater/ventilation
Air distribution
You can adjust the direction of the air
emerging from the nozzles with the rotary
control:
towards the front occupants (A),
to the footwell (B),
to the windscreen (C).
Adjustments 4 7