Mercedes-Benz CLK-Class Owner's Manual page 174

G
Risk of accident
Make sure that nobody can become trapped
when the sliding/tilting sunroof* and the
side windows are being closed.
Press the roof switch in the appropriate
direction to halt the closing procedure and
open the sliding/tilting sunroof*.
Switching off/opening
Press the O button for longer than
two seconds.
The indicator lamp in the button goes
out. The side windows and the sliding/
tilting sunroof* move back to their orig-
inal position. Air-recirculation mode is
switched off.
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If you open a window or the sliding/tilting
sunroof* manually after they have been closed
using the convenience closing feature, they will
remain in this position when opened using the
convenience opening feature.
Activated charcoal filter with pollutant-
sensitive air-recirculation mode
The activated charcoal filter reduces pol-
lutants and odours taken into the vehicle
from the outside air. You can switch the
activated charcoal filter on or off as you
wish.
Thermotronic automatically switches to
air-recirculation mode if:
the activated charcoal filter is switched
on
specified carbon monoxide or nitrogen
oxide values are exceeded in the out-
side air
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Pollutant-sensitive air-recirculation mode is
not available if the cooling function is switched
off ( page 172) or the outside temperature has
fallen below 5 °C.
Switching on
Press the e button.
The indicator lamp in the button lights
up. The activated charcoal filter is
switched on.
Thermotronic* (intelligent air conditioning)
Switching off
Press the e button.
The indicator lamp in the button goes
out. The activated charcoal filter is
switched off.
Residual heat
When you switch off the engine, you can
heat the vehicle for up to a further 30 min-
utes using the engine's residual heat.
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The heating time depends on:
the interior temperature set on the control
panel ( page 165)
the coolant temperature
The blower runs at a low speed regardless of the
airflow setting.
Controls in detail
171