Mercedes-Benz 2009 S-Class Operator's Manual page 398

Controls in detail
Climate control system
Function
U Air distribution and air volume, driver's side
1
(automatic mode)
® Temperature control, driver's side
2
Q Manual fan speed adjustment, driver's side
3
y Front defroster
4
, Air recirculation
5
´ Climate control on/off
6
T Residual heat/ventilation
7
¯ Rear window defroster
8
Q Manual fan speed adjustment, passenger side
9
® Temperature control, passenger side
a
U Air distribution and air volume, passenger side
b
(automatic mode)
396
Recommendation/Notes
i
Switches on the automatic mode. The indicator
lamp in button U comes on.
i Set the temperature to 72‡ (22†).
i Keep this setting selected only until the windshield
or the side windows are clear again.
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.
i Switches on the climate control system. The
indicator lamp in button ´ goes out.
i With the engine turned off, it is possible to continue
to heat or ventilate the interior.
i At very low temperatures, rear window defroster
operation is delayed until the vehicle interior has
warmed up.
i Set the temperature to 72‡ (22†).
i Switches on the automatic mode. The indicator
lamp in button U comes on.
( Y page 399)
( Y page 400)
( Y page 403)
Y
( page 403)
( Y page 404)
( Y page 398)
( Y page 405)
( Y page 406)
( Y page 403)
( Y page 400)
( Y page 399)