REQUIREMENT
WARNING
CAUTION
For the synchronous twin and synchronous triple systems, perform the following to conform to EMC
standards.
Synchronous twin system
Remote controller
Remote controller
wiring
Indoor side
System
interconnection
wires
Outdoor side
Remote controller
Remote controller
wiring
* Use 2-core shield wire (MVVS AWG 20 to AWG 16 or more) for the remote controller wiring in the synchronous
twin and synchronous triple systems to prevent noise problems. Be sure to connect both ends of the shield wire
to the earth.
* Connect earth wire for each indoor unit in the synchronous twin and synchronous triple systems.
Indoor side
System
interconnection
wires
Outdoor side
Indoor power
inter-unit wiring
Indoor side
Remote controller
inter-unit wiring
Remote controller
inter-unit wiring
Indoor side
Indoor power
inter-unit wiring
208/230V~60Hz
208/230V~60Hz
L1
L1
L1
L1
L1
L1
L1
L1
L1
L2
L2
L2
L2
L2
L2
L2
L2
L2
S
S
S
S
S
S
S
Indoor power
inter-unit wiring
Power on
Power on
About 5 minutes
Basic procedure for
changing settings
Field setting menu
About 1 minutes
“ ” flashes
“ ” flashes
disappears
disappears
“ ”
“ ”
Remote
control
becomes
operable.
Remote
control
becomes
operable.
Indoor side
Remote controller
inter-unit wiring
It takes some time before the remote control
becomes operable when the remote control is used
for the first time. This is not a malfunction.
<When the power is turned on for the first time
after installation>
It takes about 5 minutes before the remote control
becomes operable.
Set only the CODE No. shown in the following table:
Do NOT set any other CODE No.
If a CODE No. not listed is set, it may not be possible
to operate the air conditioner or other trouble with the
product may result.
<When the power is turned on from the second
time>
It takes about 1 minute before the remote control
becomes operable.
Change the settings while the air conditioner is not
working.
(Stop the air conditioner before making
settings.)
• Normal settings were made when the indoor unit
was shipped from factory.
Change the indoor unit settings as required.
• Use the wired remote controller to change the
settings.
* The settings cannot be changed using the
wireless remote controller, sub remote controller,
or remote-controller-less system (for central
remote controller only). Therefore, install the
wired remote controller to change the settings.
Synchronous triple system
8
Applicable controls
1
Push the [
MENU] button to display the
menu screen.
Push and hold the [
MENU] button and
the [
˅ ] button at the same time to
display the “Field setting menu”.
Push and hold the buttons for more than 4
seconds.
Push the [
CANCEL] button to return.
Item
Function
1. Test mode
Settings for when performing the test operation after installation
2. Register service info
Registration of information about the contact number for service, model name and
serial number of the indoor unit and outdoor unit
3. Alarm history
List of latest 10 alarm data: information of check code, date, time, and unit
4. Monitor function
Monitoring data of sensor temperature, rotating speed of the compressor or other
factor.
5. Setting louver position
Change the louver indication setting to match the indoor unit type.
6. Setting timer operation mode
Set whether or not the operation mode can be selected when setting the schedule
timer.
7. DN setting
Advanced settings using DN code
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31-EN
32-EN
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