Toshiba Carrier RAV-SP181BT-UL Installation Manual page 20

1
Procedure
Push simultaneously + buttons for 4 seconds or
more.
After a while, the display part flashes and the display appears
as shown below.
In this time, the position can be checked because fan and
louver of the indoor unit operate.
• For the group control, the indoor UNIT No. is displayed as
[ ] and fans of all the indoor units in the group control
operate.
Check the displayed CODE No. is [01].
• When the CODE No. is other than [01], push
erase the display and repeat procedure from the first step.
(After pushing button, operation of the remote control is
not accepted for approx. 1 minute.)
(* Display changes according to the model No. of indoor unit.)
2
Procedure
In the group control, every pushing button, the
indoor UNIT No. in the group control is displayed in order.
In this time, the position of the indoor unit can be confirmed
because only fan of the selected indoor unit operate.
(For a group control, No. of the firstly displayed indoor unit
becomes the header unit.)
3
Procedure
After confirmation, push button to return the mode to the
usual mode.
When pushing button, the display disappears and the
status becomes the usual stop status.
(When pushing button the operation from the remote
control is not accepted for approx. 1 minute.)
37-EN
 Central control system
Air conditioners at multiple locations can be controlled
individually for each refrigeration system from a control room.
Central control is not available with the supplied wireless
remote control. Use the optional wired remote control.
▼ Wiring for central control
The terminal block for central control wiring (
the same as that for optional wired remote control. Connect
the central control wire to the terminals (
terminal block in the same way as the optional wired remote
button to
control.
For details, refer to the Installation Manual of the applicable
central control system.
– 19 –
▼ Centrally control the system by the SDI series on their own
Setting for the terminating resistor is required.
• Use switch SW01 for the setting.
• Make the terminating resistor setting only for the indoor unit with the smallest line address number.
and ) is
3 4
and ) on the
3 4
DIP switch positions (SW01, SW02)
Central Central
control control
device device
Central control device: Up to 10 units
U1 U2 U1 U2
U3 U4 U3 U4
Refrigeration Refrigeration Refrigeration
system 1 system 2 system 3
Outdoor unit
L L S L L S L L S
1 2 1 2 1 2
Header
indoor Follower
unit indoor unit
U3 U4 L L S U3 U4 L L S L L S
1 2 1 2 1 2
Indoor unit
A B A B A B
TCC-LINK adapter
(option)
Required for
indoor units other Remote
than high wall type control wiring
and concealed
duct type
Remote control
Remote control Remote control
Group operation (up to 8 units)
2
Line address 1
OFF (OFF at factory default)
SW01 bit1 ON
Set bit1 of
Factory default
Remarks
SW01 to ON
SW02
SW01
ON
OFF
1 2
38-EN