Mercedes-Benz A-Class Owner's Manual page 150

To open or close: hold air vent
#
centre and turn it to the left (open) or right
(closed) as far as it will go.
To adjust the air direction: hold air vent
#
in the centre and move it up or down or to
the left or right.
Adjusting the rear air vents
1 in the
To open or close: hold rear air vent
#
the centre and turn it left (open) or right
1
(closed) as far as it will go.
To adjust the air direction: hold rear air
#
vent 1 in the centre and move it up or down
or to the left or right.
1 in
Climate control 147