Indoor Unit (Ra Models); Power-Airflow Dual Flaps, Wide Angle Louvers And Auto-Swing - Daikin E-Series Service Manual

SiENBE18-621

7. Indoor Unit (RA Models)

7.1 Power-Airflow Dual Flaps, Wide Angle Louvers and
Auto-Swing
Power-airflow The large flaps send a large volume of air downwards to the floor. The flap provides an optimum
Dual Flaps control area in cooling, heating and dry mode.
Heating Mode
During heating mode, the large flap enables direct warm air straight downwards. The flap
presses the warm air above the floor to reach the entire room.
Cooling Mode
During cooling mode, the flap retracts into the indoor unit. Then, cool air can be blown far and
pervaded all over the room.
Wide-Angle
The louvres, made of elastic synthetic resin, provide a wide range of airflow that guarantees a
Louvers comfortable air distribution.
Auto-Swing In case of FTXS20-50D
The following table explains the auto swing process for heating, cooling, dry and fan :
3-D Airflow FTXS50-71D, FTXS71B
" Alternative repetition of vertical and horizontal swing motions enables uniform air-
" When the horizontal swing and vertical swing are both set to auto mode, the airflow become
COMFORT FTXS20-50D
AIRFLOW Mode The vertical swing flap is controlled not to blow the air directly on the person in the room.
" The airflow rate is controlled automatically within the following steps.
" The latest command has the priority between POWERFUL and COMFORT AIRFLOW.
Function
Vertical Swing (up and down)
Cooling / Dry
10 °
50 °
30 °
(R4281)
conditioning of the entire room. This function is effective for starting the air conditioner.
3-D airflow and the horizontal swing and vertical swing motions are alternated. The order of
swing motion is such that it turns counterclockwise, starting from the right upper point as
viewed to the front side of the indoor unit.
Cooling: L tap – MH tap (same as AUTOMATIC)
Heating: ML tap – M tap
Heating
70 °
(R4303)
Heating
5 °
65 °
(R4282)
Cooling
5 °
(R4302)

Indoor Unit (RA Models)

Horizontal Swing
(right and left: manual)
Fan
70 °
(R4283)
(R1024)
(R4284)
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