21
Indoor unit
Air outlet shutter plate
(Option)
Outlet concave
portion
Button
Button
Vane motor
Vane motor
Up/down vanes
Connector
Connector
4. Change of outlet numbers
The optional air outlet is necessary.
To change the air outlet number to 3-, or 2-way outlet, the
outlet number should be closed with the operational air
outlet shutter.
When the air outlets are closed, close the vane by
removing the vane connector.
5. Branch duct and change of outlet numbers
<4- way air flow and branch duct>
+
Branch duct should be connected to one of the branch duct holes on the main unit.
Branch
duct
Air intake
Air
outlet
<3- way air flow and branch duct>
+
Close the outlet on the side of branch duct and air flows in 3 directions.
Branch
duct
Air intake
Air
outlet
Air
outlet
closed
position
Air
outlet
closed
position
<2- way air flow and branch duct>
+
The outlet on the side of branch duct and one of the other outlets are closed.
Air flows in 2 directions.
Air intake
Branch
duct
Air
outlet
closed
position
Air
outlet
closed
position