Side Air Vents And Center Air Vents; Upper Air Vents - Dodge 2006 Freightliner Owner's Manual

122 UNDERSTANDING YOUR INSTRUMENT PANEL

Side Air Vents and Center Air Vents

To open, turn the thumbwheel outwards.
To close, turn the thumbwheel inwards.
Intermediate settings are possible.

Upper Air Vents

The upper air vents supply fresh air (not heated) to the
passenger/load compartment.
To open, turn the thumbwheel forwards.
To close, turn the thumbwheel rearwards.