Ram Trucks 2009 3500 - Owner Manual - Manual (Page 237)

NOTE: To improve your selection choices, the system
allows you to operate at intermediate positions between
the major modes. These intermediate positions are iden-
tified by the small dots.
Panel
Outside air flows through the outlets located in the
instrument panel.
Recirculation Modes (Panel or Bi-Level)
Select the recirculation modes when
the outside air contains smoke or
odors. This feature allows for recircu-
lation of interior air only. Air flows
through the panel outlets in this mode.
Air flows through the panel only, or
through both the panel and floor vents
depending on the selected mode (panel vs bi-level).
Bi-Level
Outside air flows through the outlets located in the
instrument panel and at the floor.
Mix
Outside air flows in equal proportions through the
floor and defroster outlets.
Defrost
Outside air is primarily directed to the windshield
through the defroster outlets located at the base of
the windshield, and the demister outlets located at the
edge of each side of the instrument panel.
UNDERSTANDING YOUR INSTRUMENT PANEL 235
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