Mercedes-Benz B-Class Owner's Manual page 168

To guarantee the ow of fresh air through the air
vents into the vehicle interior, comply with the fol-
lowing:
Always keep the vents and ventilation grilles in
R
the vehicle interior clear.
Keep the air inlet free of residue build-up
R
( page 343).
/
T T o open or close: o open or close: hold air vent
#
centre and turn it to the le (open) or right
(closed) as far as it will go.
T T o se o set t t the he air ow air ow dir direction: ection: hold air vent
#
the centre and move it up or down or to the
le or right.
A A djus djusting t ting the r he rear air v
T T o open or close: o open or close: hold air vent
#
centre and turn it to the le or right as far as it
will go.
T T o se o set t t the he air ow
#
the centre and move it up or down or to the
le or right.
1 in the
1 in
ear air vents ents
1 in the
air ow dir direction: ection: hold air vent 1 in
Climate control 165 165