Mercedes-Benz S-Class 2019 Operator's Manual page 167

Air vents
Adjusting the front air vents
& WARNING ‑ Danger of burns or frostbite
due to being too close to the air vents
Very hot or very cold air can flow from the air
vents.
This could result in burns or frostbite in the
immediate vicinity of the air vents.
Make sure that all vehicle occupants
#
always maintain a sufficient distance to
the air vents.
If necessary, direct the airflow to
#
another area of the vehicle interior.
To guarantee the fresh air supply through the air
vents into the vehicle interior, comply with the
following:
Always keep the vents and the ventilation
R
grille in the vehicle interior free.
Keep the air inlet free of deposits
R
( page 403).
→
To open or close: turn controller
#
left or right as far as it will go.
To adjust the air direction: hold air vent
#
in the center and move it up or down or to
the left or right.
Adjusting the rear air vents
Adjusting the rear air vents
1 to the
2
To open or close: turn controller
#
left or right as far as it will go.
To adjust the air direction: hold air vent
#
in the center and move it up or down or to
the left or right.
Climate control 165
2 to the
1