En-17
7.2. Custom code setting
Selecting the custom code prevents the indoor unit mix-up.
(Up to 4 codes can be set.)
Perform the setting for both the indoor unit and the remote controller.
A B C D
A B C D
Indoor
unit
Remote
controller
Confusion
Code change
Custom code setting for indoor unit
Set the DIP switch SET 3 SW1, SW2 referring to the Table B.
Dip switch “SET 3”
ON
OFF
SW
1
SW
2
SW
3
SW
4
Table B
Custom code
A (Factory setting)
B
C
D
DIP switch SET3 SW1
OFF
ON
OFF
ON
DIP switch SET3 SW2
OFF
OFF
ON
ON
7.3. Static pressure mode
CAUTION
If the applicable static pressure does not match the static pressure mode, the static
pressure mode may be changed to another mode manually.
RECOMMENDED RANGE OF
EXTERNAL STATIC PRESSURE
AR04/07/09/12/14/18 0Pa to 90Pa
AR24 0Pa to 50Pa
It is necessary to set up a static pressure mode for each usage of static pressure.
Static pressure can be set at site.
Relation between set values and static pressure are as the following table.
• FUNCTION SETTING can be performed with the wired or wireless remote controller.
(The remote controller is optional equipment)
• Refer to the wired or wireless remote controller manual for detailed setting information.
Function Number
Setting Number
Setting Static Pressure
26
00
0 Pa
01
10 Pa
02
20 Pa
03
30 Pa
04
40 Pa
05
50 Pa
06
60 Pa (50 Pa)
07
70 Pa (50 Pa)
08
80 Pa (50 Pa)
09
90 Pa (50 Pa)
31
25 Pa (Factory setting)
Setting static pressure becomes “50Pa” if AR24 is set to “06” through “09”.
7.4. Switching of drainage function
If contained drain pump is not used, set the drainage function to “Invalid” in the drainage
function switching.
• If contained drain pump is not use:
When used under “WALL MOUNTED TYPE/FLOOR STANDING CONCEALED
TYPE”.
When used in natural drainage under “CEILING CONCEALED TYPE”.
• Installation method
Set the DIP switch SET 4 SW1, SW1 referring to the Table C.
ON
OFF
SW SW SW SW
1 2 3 4
DIP switch “SET 4”
Table C
DIP switch
SET 4 SW1
OFF
Drainage function “Valid” (Factory setting)
ON
Drainage function “Invalid”
7.5. Switching of air
fl
ow direction louver function
When auto louver grille (Optional parts) is attached, set the air
fl
ow direction louver func-
tion “Valid”.
The air
fl
ow direction louver of auto louver grille can be operated by the remote controller
while the air
fl
ow direction louver function is valid.
• Installation
method
Set the DIP switch SET 4 SW2, SW2 referring to the Table D.
ON
OFF
SW SW SW SW
1 2 3 4
DIP switch “SET 4”
Table D
DIP switch
SET 4 SW2
OFF
Airflow direction louver function “Invalid”
(Factory setting)
ON
Airflow direction louver function “Valid”
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