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(3) Group registration of indoor unit
1) Registration method
• Group registration of indoor unit ........................................................................
The indoor unit to be controlled by a remote controller is registered on the remote controller.
[Registration procedure]
With the remote controller under stopping or at the display of “HO”, continuously press the
FILTER
+
LOUVER
button
( + ) at the same time for 2 seconds to change to the registration mode. (See the figure below.)
Assign the indoor unit address to “INDOOR UNIT ADDRESS NO.” by operating the (Room temperature
adjustment) ( ).
Then press the
TEST RUN
button ( ) to register. In the figure below, the “INDOOR UNIT ADDRESS NO.” is being set
to 001.
After completing the registration, press the
FILTER
+
LOUVER
button ( + ) at the same time for 2 seconds to
change to the original ordinary mode (with the remote controller under stopping).
• Remote controller under stopping • “HO” under displaying
Ordinary mode
INDOOR UNIT
ADDRESS NO
ERROR CODE
OA UNIT ADDRESS NO
˚C
INDOOR UNIT
ADDRESS NO
ERROR CODE
OA UNIT ADDRESS NO
˚C
ERROR CODE
OA UNIT ADDRESS NO
˚C
Group setting mode
• Confirm the indoor unit address No.
• Confirm the connection of the transmission line.
ERROR CODE
OA UNIT ADDRESS NO
˚C
ERROR CODE
OA UNIT ADDRESS NO
˚C
• Registration complete
• Registration error
Indicates the type of unit
(Indoor unit in this case)
“88” flickers indicating registra-
tion error. (when the indoor unit
registered is not existing)
Assign the
address ( )
Change to the
registration
mode ( + )
Press the
registration
switch ( )
Remote controller
Indoor units
Group
+
1
AB
AB
C
D
1
2
3
1
1
23
1
C
D
AB
23
System example
-
22
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