Wiring between indoor and outdoor units
NOTE
An outdoor unit connected with control wiring between indoor and outdoor units wire becomes automatically
the header unit.
Wiring example
Outdoor Power supply
Circuit breaker
Header outdoor unit
Ground
terminal
Control wiring between indoor and outdoor units
Control wiring between indoor units
Indoor unit
Indoor unit
Ground
Ground
Disconnect
Disconnect
switch per
switch per
NEC
NEC
Remote control
Indoor
power
supply
Circuit
208/
breaker
230-1-60
Address setup
Set up the addresses as per the Installation Manual supplied with the outdoor unit.
35-EN
Outdoor Power supply
Circuit breaker
Follower outdoor unit
Ground
terminal
Control wiring between outdoor units
Indoor unit
Indoor unit
Ground
Ground
Disconnect
Disconnect
switch per
switch per
NEC
NEC
Remote control
Remote control
Group control
8
Applicable controls
REQUIREMENT
When the unit is used for the first time, it takes a while
for the remote controller to recognize operation input
after the power is turned on. This is not a malfunction.
▼ Turning on the power the first time after
installation
It takes approximately 10 minutes until you can
operate the remote controller.
About 10 minutes
Power on
" " blinks
" " turns off
▼ Turning on the power from the 2nd time onward
It takes approximately 3 minutes until you can operate
the remote controller.
About 3 minutes
Power on
" " blinks
" " turns off
Normal settings were made when the indoor unit
•
was shipped from factory.
Change the indoor unit settings as required.
Use the built-in remote controller to change the
•
settings.
The settings cannot be changed using the
∗
wireless remote controller, simplifi ed wired
remote controller, or remote-controller-less
system (for central remote controller only).
Basic procedure for changing
■
settings
Change the settings while the air conditioner is not
working. (Stop the air conditioner before making
settings.)
The display content for setting differs from that on the
former types of remote controller (RBC-AWSU52-UL)
CAUTION
Set only the "Code(DN)" shown in the following table:
Do not set any other "Code(DN)".
If a "Code(DN)" not listed is set, it may not be possible
to operate the air conditioner or other trouble with the
product may result.
– 18 –
Remote
controller
can be used
1
In the "Field setting menu" screen, press
[
] and [
] to select "DN setting", and
then press [
Set/Fix]
2
Press [
] and [
] to select "Indoor
unit" or "Outdoor unit", and the press
[
Set/Fix]
Remote
controller
If "Indoor unit" was selected, the fans and
can be used
louvres of the indoor units operate.
When doing group connections:
The fans and louvres of the selected indoor
units operate.
EN
FR
ES
36-EN