Remove the regulator handle clip using a rag as shown.
Mazda 6 Service Manual: Control system
L.H.D.
R.H.D.
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Mazda 6 Service Manual: Adjusting the Vents
Directing airflow
To adjust the direction of airflow, move the adjustment knob.
NOTE
When using the air conditioner under humid ambient temperature conditions,
the system may blow fog from the vents. This is not a sign of trouble but a
result of humid air being suddenly cooled.
The air ...