Mazda CX-9 2007 - Page 310

BASIC SYSTEM
07-11–8
Air Mix Door Operation
• The air mix door moves to HOT or COLD position, using the air mix actuator. As a result, airflow distribution
changes, and airflow temperature is controlled.
Airflow Mode Door Operation
• The airflow mode doors, installed in the rear A/C unit control VENT, BI-LEVEL, or HEAT position, using the
airflow mode actuator. As a result, airflow mode changes.
Airflow distribution
End Of Sie
NG: A/C COMPRESSOR
: COLD AIR
: WARM AIR
: COLD AIR
REAR EVAPORATOR
REAR BLOWER MOTOR
REAR A/C UNIT
REAR HEATER CORE
AIR MIX DOOR
: WARM AIR
[COLD]
[HOT]
REAR EVAPORATOR
REAR BLOWER
MOTOR
REAR A/C UNIT
REAR HEATER CORE
AIR MIX DOOR
ac9uun00000100
Airflow mode
Distribution (%)
Rear vent Rear heat
VENT 100 0
BI-LEVEL 50 50
HEAT 0 100
: COLD AIR
: WARM AIR
: COLD AIR
REAR EVAPORATOR
REAR BLOWER MOTOR
REAR A/C UNIT
REAR HEATER CORE
TO REAR
VENT
AIRFLOW MODE
DOOR
AIRFLOW MODE
DOOR
AIR MIX DOOR
: WARM AIR
[VENT]
[BI-LEVEL]
[HEAT]
REAR EVAPORATOR
REAR BLOWER
MOTOR
REAR A/C UNIT
REAR HEATER CORE
TO REAR HEAT
DUCT NO.2
AIR MIX DOOR
AIRFLOW MODE
DOOR
REAR
EVAPORATOR
REAR BLOWER
MOTOR
REAR A/C UNIT
REAR HEATER CORE
TO REAR HEAT
DUCT NO.2
TO
REAR HEAT
TO REAR
HEAT
AIR MIX DOOR
ac9uun00000101
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