Mercedes-Benz 2005 SLK-Class Operator's Manual page 187

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The air recirculation mode activates au-
tomatically at high outside tempera-
tures.
A quantity of outside air is added after
approximately 30 minutes.
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If you press the air recirculation
switch , and keep it pressed, the
side windows will close.
Warning
Never operate the side windows if there is
the possibility of anyone being harmed by
the closing procedure.
In the event that the procedure causes po-
tential danger, the closing of the door win-
dows can be immediately halted by
releasing the , button or by pressing the
respective power window switch.
The closing of the rear side windows can be
immediately halted by releasing the
, button.
Deactivating
Press air recirculation switch ,
again ( page 185).
The indicator lamp on the air recircula-
tion switch , goes out.
Controls in detail
Automatic climate control*
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G
The air recirculation mode deactivates
automatically:
after 30 minutes if the outside tem-
perature is above approximately
41°F (5°C)
after five minutes if the outside
temperature is below approximate-
ly 41°F (5°C)
after five minutes if the air condi-
tioning is turned off ( page 188)
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If you press the air recirculation
switch , and keep it pressed
and no side window was operated
manually, the side windows will reopen
to their previous position.
187