REAR A/C UNIT CONSTRUCTION/OPERATION
id071100100900
• Consists of the following parts:
-
― Rear blower motor
― Rear evaporator
― Rear evaporator temperature sensor
― Rear heater core
― Rear air mix actuator
― Rear airflow mode actuator
― Rear expansion valve
― Rear power MOS FET
― Air mix door
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
|
Airflow mode
|
Distribution (%)
|
|
Rear vent
|
Rear heat
|
|
VENT
|
100
|
0
|
|
BI-LEVEL
|
50
|
50
|
|
HEAT
|
0
|
100
|