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13 of 14
Cirrus Design
Section 9
SR22
Supplements
1
2
3
OFF
COLD
HOT
NOTE: Illustration depicts settings for Emergency Procedures
Smoke and Fume Elimination.
Rotating the selector controls the volume of
airflow allowed into the cabin distribution
system through use of an electro-mechanical
linkage to a butterfly (hot air) valve in the
mixing chamber on the forward firewall.
When the airflow selector fan speed is
moved to the 1, 2, or 3 position the
electro-mechanical linkage actuates the
hot air valve to the full open position and
the 3-speed blower fan is turned on.
Shared airflow to the
defroster, cabin floor,
and panel outlets.
Maximum airflow to
the rear seat foot warmer
diffusers and the front
seat kickplate outlets.
Maximum airflow
to the panel and
armrest air gaspers.
Maximum airflow
to defroster.
Rotating the selector simultaneously
opens and closes the hot and fresh air
butterfly valves, permitting conditioned
(mixed) air to enter distribution system.
Air conditioning
mode.
AC ON illuminated.
Maximum air
conditioning
(recirculation)
mode. AC ON
illuminated.
AC
ON
SR22_FM09_2606A
AIRFLOW
VENTS
TEMPERATURE
Air Conditioner on.
If source of smoke and fume is firewall forward, turn
Airflow Selector OFF.
Figure - 2 (Sheet 2 of 2)
Air Conditioning System Operation - Serials G3 and Subs
Revision 01: 03-27-07