Mercedes-Benz 500 SEC Operator's Manual page 24

The temperature selected with the
temperature selector is reached as
quickly as possible.
The temperature selector should be left
at the desired temperature setting.
With the center air outlets open and the
system in heating mode, switch the
outlets to non-heated/ cooled air by
pressing the blue button (indicator
lamp lights up).
With the center air outlets open and the
system in cooling mode, switch the
outlets to non-heated/ fresh air by
pressing the red button (indicator lamp
lights up).
The system will not heat or cool any
quicker by setting a higher or lower
temperature.
The automatic climate control only
operates with the engine running.
The automatic climate control removes
considerable moisture from the air
during operation in the cooling mode.
It is normal for water to drip on the
ground through ducts in the underbody.
1, 12 Temperature Selector
The desired interior temperature can be
selected separately for the left and right
side of the passenger compartment.
A basic setting in the white field of the
selector is recommended, and can be
used for driving year round.
The selected temperature can be shown
in the display window (2) in either °F
or °C.
3, 14 Automatic Mode
This is the normal setting.
Air volume and distribution are
controlled automatically.
To select: Press button
(indicator lamp lights up).
To change selection:
Press, , ,
button (indicator lamp of selected
button lights up). The indicator lamp
for button goes out.
Note:
If the Automatic Climate Control is in
the "Diagnosis Mode", turn key in
steering lock to position 0 to return it
to its normal operation.
5 Defrost
Maximum heated and automatically
controlled amount of air is directed to
the windshield and side windows.
As the engine coolant temperature
increases, the air volume is
automatically increased, thereby
defrosting as quickly as possible.
Open and direct air outlets (7) towards
the side windows.
Note:
Press
previous setting.
Defogging Windows
or Switch off,
(left and right side), or switch on.
Note:
To quickly defog the inside of the
windshield, select the largest air
volume and air distribution button .
once again to return to
or switch on
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