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REQUIREMENT
After carrying out installation of additional indoor unit, relocation, or repairing, set the addresses again.
For its detail, refer to the Installation Manual attached to the outdoor unit.
Wiring between indoor and outdoor units
NOTE
A wiring diagram below is an example for connection to SMMS-u series. For connecting to other outdoor unit
series, refer to the Installation Manual attached to the outdoor unit to be connected.
Wiring example
Outdoor Power supply
i C
c r
u
t i
b
e r
a
k
r e
Outdoor unit
Header outdoor
Earth
terminal
S: The ground of a
S: The ground of a shielded wire
shielded wire
Control wiring between outdoor units (Shield wire)
Control wiring between indoor and outdoor units (Shield wire)
Control wiring between indoor units (Shield wire)
Indoor unit
n I
d
o
r o
u
n
E
r a
h t
E
r a
h t
Indoor power supply
Remote controller
208/230-1-60
Circuit breaker,
P
l l u
b
o
x
P
l l u
Power switch
Address setup
Set up the addresses as per the Installation Manual supplied with the outdoor unit.
Wiring on the ceiling panel
According to the Installation Manual of the ceiling panel, connect the connector (20P: White) of the ceiling panel to
the connector (CN510: White) on P.C. Board of the electrical control box.
33-EN
Outdoor Power supply
i C
c r
u
t i
b
e r
a
k
r e
Outdoor unit
Follower outdoor
Earth
terminal
t i
n I
d
o
r o
u
n
t i
n I
d
o
r o
u
n
E
r a
h t
E
r a
h t
Remote controller
Remote controller
b
o
x
P
l l u
b
o
x
Group control
– 17 –
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 fi rst time after
installation
It takes approximately 10 minutes until you can
operate the remote controller.
Power on
▼
Turning on the power from the 2nd time onward
It takes approximately 3 minutes until you can operate
the remote controller.
Power on
• 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
t i
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.
Applicable controls setup
(settings at the site)
Wired remote controller
model name: RBC-AWSU5*-UL
Basic procedure
Be sure to stop the air conditioner before making
About 10 minutes
settings.
Remote
(Change the setup while the air conditioner is not
controller
" " blinks
" " turns off
working.)
can be used
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
About 3 minutes
to operate the air conditioner or other trouble with
Remote
the product may result.
controller
" " blinks
" " turns off
can be used
1
In the "Field setting menu" screen, press
[
then press [
2
Press [
unit" or "Outdoor unit", and the press
[
When doing group connections:
3
Press [
(DN), and then press [
the item code
4
Press [
then press [
5
After finishing setting the data of the item
code (DN), press [
CAUTION
] and [
] to select "DN setting", and
Set/Fix]
] and [
] to select "Indoor
Set/Fix]
If "Indoor unit" was selected, the fans and
louvres of the indoor units operate.
The fans and louvres of the selected indoor
units operate.
] to black highlight the item code
] and [
] to set
] to black highlight the data, and
] and [
] to set the data
Set/Fix]
"Continue?" is displayed.
34-EN
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