Mercedes-Benz 600 SEL 1993 Owner's Manual page 24

Air Outlets
1 Air volume control
for left air outlet,
turn left to open
2 Air volume control
for left center air outlet,
turn left to open
3 Air volume control
for right center air outlet,
turn left to open
4 Air volume control
for right air outlet,
turn left to open
22
5 Left center air outlet,
adjustable
6 Right center air outlet,
adjustable
7 Side air outlet, left and right,
adjustable
Push-buttons for center air
outlets
8 Heated air supply
(red indicator)
9 Non-heated/cooled air supply
(blue indicator)
Basic mode:
None of the push-buttons (8 or 9)
is pressed.
Note:
Dust particles (down to a certain
size) and pollen are filtered out
before outside air enters the pas­
senger compartment through the
air distribution system.