Toshiba Carrier RAV-SM122BTP-UL Installation Manual page 24

Group control for system of multiple units
One remote controller can control maximum 8 indoor units as a group.
 Group control in single system
Outdoor unit Outdoor unit Outdoor unit
Indoor unit Indoor unit Indoor unit
Remote controller
Finish of address setup by power-ON
• For wiring procedure and wiring method of the individual line (Identical refrigerant line) system, follow to
"Electrical connection".
• Wiring between lines is performed in the following procedure.
Connect the terminal block (A/B) of the indoor unit connected with a remote controller to the terminal blocks
(A/B) of master indoor unit of follower indoor units by wiring the inter-unit wire of the remote controller.
• When the power supply has been turned on, the automatic address setup starts and which indicates that
address is being set up flashes on the display part in about 3 minutes. During setup of automatic address, the
remote controller operation is not accepted.
Required time up to the finish of automatic addressing is approx. 5 minutes.
NOTE
In some cases, it is necessary to change the address manually after setup of the automatic address according to
the system configuration of the group control.
• The follow mentioned system configuration is a case when complex systems in which systems of the simultane
ous twin and simultaneous triple unit is controlled as a group by a remote controller.
(Example) Group control for complex system
Line system
<Single system> <Twin system>
Outdoor unit Outdoor unit
Indoor No. Indoor unit Indoor unit
(Example of random
setup)
After setup of
automatic
Address: 1-1-2 Address: 2-1-2
address
Line address Group address
Indoor address
(Example of address setup change)
After setup
Address: 1-1-1 Address: 2-1-2
change of
manual address
The above address is set by the automatic addressing when the power is turned on. However, line
addresses and indoor addresses are set randomly. For this reason, change the setting to match line
addresses with indoor addresses.
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Outdoor unit Outdoor unit
Indoor unit Indoor unit
(Max. 8 units)
Procedure
example 1
<Triple system>
Outdoor unit
Indoor unit Indoor unit Indoor unit
Remote controller
Address: 3-3-1 Address: 3-1-2 Address: 2-2-2
Address: 2-2-2 Address: 3-1-2 Address: 3-2-2
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[Procedure example]
Manual address setup procedure
While the operation stops, change the setup.
(Stop the operation of the unit.)
1
Push the [
menu screen.
Push and hold the [
the [ ˅ ] button at the same time to
display the "Field setting menu".
Push and hold the buttons for more than 4
seconds.
Push the [
Push the [
"DN setting" on the "Field setting menu"
screen, then push the "
[ F2] button.
The fan and louver of the indoor unit operate.
When the group control is used, the fan and
louver of the selected indoor unit operate.
Indoor unit
Select the group-controlled function on the
menu screen, then push the "
[ F2] button.
Address: 1-2-2
Push the "
select the unit to set.
The selected unit changes as follows each
time the button is pushed:
Address: 3-3-2
Push the "
The setting display for the selected unit
appears.
(For a group control, No. of the firstly displayed
indoor unit becomes the header unit.)
2
The indoor UNIT No. in the group control is
displayed in order. Select the indoor unit of
which setup is changed.
In this time, the position of the indoor unit of
which setup is changed can be confirmed
MENU] button to display the
because fan of the selected indoor unit operate.
3
MENU] button and
1. Specify CODE No. [12] with Move the cursor to
select "Code(DN)" with the "
[ F1] button, then set "Code(DN)" with the
[
(CODE No. [12]: Line address)
CANCEL] button to return.
2. Change the line address from [3] to [2] with
˄ ] / [ ˅ ] button to select
Move the cursor to select "Data" with the
"
Set"
with the [
3. Push the [
Code (DN) and Data. After "Continue?" is
displayed on the screen, push the
"
Set"
Indoor UNIT No. before setup change is displayed.
unit" [ F1] button to
4
Set" [ F2] button.
1. Specify CODE No. [13] with Move the cursor to
select "Code(DN)" with the "
[ F1] button, then set "Code(DN)" with the
[
(CODE No. [13]: Indoor address)
2. Change the Indoor address from [3] to [2] with
Move the cursor to select "Data" with the
"
with the [
3. Push the [
Code (DN) and Data. After "Continue?" is
displayed on the screen, push the
"
(* Display changes according to
the model No. of indoor unit.)
<"
˄ ] / [ ˅ ] button.
>" [ F2] button, then set "Data"
˄ ] / [ ˅ ] button.
MENU] button to set the other
Yes" [ F1] button.
<"
˄ ] / [ ˅ ] button.
>" [ F2] button, then set "Data"
˄ ] / [ ˅ ] button.
MENU] button to set the other
Yes" [ F1] button.
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