Mercedes-Benz SL-Class 2009 Owners Manual - Manual (Page 167)

Climate control system
165
Function Recommendation/Notes
1 Air distribution display, driver’s side
2 y Front defroster i Keep this setting selected only until the windshield or
the side windows are clear again.
( Y page 171)
3 , Air recirculation i Only use this function for a short time, e.g. in a tunnel.
Otherwise, the windows can fog up due to lack of fresh
air.
( Y page 172)
4 ¯ Rear window defroster i At very low temperatures, rear window defroster
operation is delayed until the vehicle interior has
warmed up.
( Y page 173)
5 Air distribution display, passenger side
6 Ñ Air distribution, passenger side ( Y page 170)
7 Temperature control, passenger side i Set the temperature to 72‡ (22†). ( Y page 168)
8 9 AC cooling on/off i Switch on the air conditioning. The indicator lamp in
button 9 comes on.
( Y page 167)
9 Residual heat/ventilation i With the engine turned off, it is possible to continue
to heat or ventilate the interior.
( Y page 172)
9 ´ Climate control on/off i Switch on the climate control system. The indicator
lamp in button ´ goes out.
( Y page 167)
Controls in detail
Z