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7.3. Static pressure mode
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
AR7/9/12/14/18 0 and 0.36 in. WG (0 and 90 Pa)
It is necessary to set up a static pressure mode for each usage of static pres-
sure.
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
26
Setting static pressure becomes "0.20 in. WG (50 Pa)".
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 SW SET 4 SW1, SW1 referring to the Table C.
SW SW SW SW
1
Dip switch "SET 4"
Table C
Drainage function "Valid" (Factory setting)
OFF
DIP SW
SET 4 SW1
Drainage function "Invalid"
ON
CAUTION
Setting Static Pressure
00
0 in. WG (0 Pa)
01
0.04 in. WG (10 Pa)
02
0.08 in. WG (20 Pa)
03
0.12 in. WG (30 Pa)
04
0.16 in. WG (40 Pa)
05
0.20 in. WG (50 Pa)
06
0.24 in. WG (60 Pa)
07
0.28 in. WG (70 Pa)
08
0.32 in. WG (80 Pa)
09
0.36 in. WG (90 Pa)
0.1 in. WG (25 Pa)
31
(Factory setting)
ON
OFF
2
3
4
7.5. Switching of airfl ow direction louver function
When auto louver grille (Optional parts) is attached, set the airfl ow direction louver func-
tion "Valid".
The airfl ow direction louver of auto louver grille can be operated by the remote controller
while the airfl ow direction louver function is valid.
• Installation method
Set the DIP SW SET 4 SW2, SW2 referring to the Table D.
SW SW SW SW
1
Dip switch "SET 4"
Table D
Airfl ow direction louver function "Invalid"
OFF
DIP SW
(Factory setting)
SET 4 SW2
ON
Airfl ow direction louver function "Valid"
7.6. Function setting
• 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.
(Set IU AD, REF AD SW to 0)
• Refer to "7.1. Setting the address" for indoor unit address and refrigerant circuit
address settings.
• Turn the power of the indoor unit ON before starting the setting.
* Turning on the power to the indoor units initializes EEV, so make sure the piping air
tight test and vacuuming have been conducted before turning on the power.
* Also check again to make sure no wiring mistakes were made before turning on the
power.
Function details
Function
Function
Setting number Default
number
00
Default
Filter
Longer
indicator
11
01
interval
02
Shorter
Enable
00
01
Disable
Filter
indicator
13
Display only
action
on central
02
remote con-
troller
00
Default
Cool air
temperature
30
01
Adjust (1)
trigger
02
Adjust (2)
00
Default
01
Adjust (1)
Heat air
temperature
31
trigger
02
Adjust (2)
03
Adjust (3)
ON
OFF
2
3
4
Details
○
Adjust the filter cleaning
interval notification. If the
notification is too early, change
to setting 01. If the notification
is too late, change to setting
02.
○
Enable or disable the fi lter indi-
cator. Setting 02 is for use with
a central remote controller.
○
Adjust the cool air trigger tem-
perature. To lower the trigger
temperature, use setting 01.
To raise the trigger tempera-
ture, use setting 02.
○
Adjust the heat air trigger tem-
perature. To lower the trigger
temperature by 11 degrees F
(6 degrees C), use setting 01.
To lower the trigger temperature
by 7 degrees F (4 degrees C),
use setting 02. To raise the trig-
ger temperature, use setting 03.
En-18