8
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Operation
Installer and user reference guide
29
FXUA50~100AVEB
VRV system air conditioner
4P673843-1 – 2022.01
a
b
a
Cooling operation
b
Heating operation
INFORMATION
For setting procedure of the airflow direction, see the reference guide or the manual
of the used user interface.
Automatic airflow control
Cooling
Heating
▪
When the room temperature is lower
than the controller's setpoint for
cooling operation (including auto
operation).
▪
When the indoor units run in
Continuous operation, and the airflow
direction is downward.
▪
When starting operation.
▪
When the room temperature is higher
than the controller's setpoint for
heating operation (including auto
operation).
▪
At defrost operation.
▪
When the indoor units run continuously for a long time and the airflow
direction is Horizontal.
WARNING
NEVER touch the air outlet or the horizontal blades while the swing flap is in
operation. Fingers may become caught or the unit may break down.
NOTICE
Avoid operating in the horizontal direction. It may cause dew or dust to settle on the
ceiling or flap.
8.3 To operate the system
INFORMATION
For setting of the operation mode, airflow direction, active circulation airflow or
other settings, see the reference guide or operation manual of the user interface.
