See also:

Air filtration system
Replace the filter element according to the replacement schedule as follows. This schedule should be followed to maintain the filter’s dust collection ability. Under extremely dusty conditions ...

ON
This is the normal operating position after the engine is started. ...

Air inlet selection button
Air inlet selection button Select airflow by pressing the air inlet selection button. The selected air inlet setting is shown on the control panel. (Recirculation): Interior air recirculat ...