NOTE
(1) The Code No. [E04] (Indoor / outdoor communication trouble) will appear if line (system) addresses are
mistakenly set.
(2) When manual address setup has been done from a remote controller, and central control over
refrigerant lines is to be done, setup the header unit of each line as follows:
• Using SW101 and SW102 on the interface PC board of the header unit of each line, setup the line
address for each line.
• Turn ON DIP switch 1 of SW100 on the header outdoor unit interface P.C.board of the lowest system
address number.
• After that, set up the central control address. (For central control address setup, refer to the installation
manual of the central control devices.)
Confirming the indoor unit addresses and the position of an indoor unit
using the remote controller
Confirming the numbers and positions of indoor units
To see the indoor unit address of an indoor unit which you know the position of
When the unit is individual (the indoor unit is paired with a wired remote controller one-to-
one), or it is a group-controlled one.
<RBC-AMT*>
(Execute it while the units are running.)
1 Push the button if the units stop.
2 Push the
UNIT LOUVER
button (left side of the button).
A unit numbers 1-1 is indicated on the LCD (it will disappear after a few seconds). The indicated number
shows the system address and indoor unit address of the unit.
When 2 or more indoor units are connected to the remote controller (group-controlled units), a number of
other connected units appears each time you push the
UNIT LOUVER
button (left side of the button).
1
2
ON / OFF
TEMP.
TIME
SET CL
FILTER
RESET
TEST
TIMER SET
CODE No.
UNIT No.
Starts
running
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