– 27 –
3
Push the button.
• The address of one of the indoor units
connected to the selected refrigerant line is
indicated on the LCD display and the fan and
louvers of the unit are activated.
At ¿rst, the current indoor unit address is
displayed in SET DATA.
(No system address is indicated.)
4
8
5, 7
6
ON / OFF
TEMP.
TIME
SET CL
FILTER
RESET
TEST
TIMER SET
CODE No.
UNIT No.
SETTING
DATA
SET
R.C. No.
Press to ¿nish
setting.
Finish
4
Push the TIME / buttons repeatedly
to change the value of the indoor unit
address in SET DATA.
Change the value in SET DATA to that of a
new address.
5
Push the button to con¿rm the new
address on SET DATA.
6
Push the button (left side of the
button) repeatedly to select another
address to change. Each time you push
the button, the indoor unit numbers in
a refrigerant line are indicated one after
another. Only the fan and louvers of the
selected indoor unit are activated.
Repeat steps 4 to 6 to change the indoor unit
addresses so as to make each of them unique.
7
Push the button.
(All the segments on the LCD display light up.)
8
Push the button to ¿nish the procedure.
Resetting the address
(Resetting to the factory
default (address undecided))
Method 1
Clearing each address separately using a wired
remote controller.
Set the system address, indoor unit address and group
address to “0099” using a wired remote controller.
(For the setting procedure, refer to the address setting
procedures using the wired remote controller on the
previous pages.)
Method 2
Clearing all the indoor unit addresses on a refrigerate
line at once from the outdoor unit.
1
Turn off the refrigerant line to reset to the
factory default and set the header
outdoor unit of the line as below.
1) Disconnect the relay connectors between the
[U1, U2] and [U3, U4] terminals.
(Leave them as they are if they have already
been disconnected.)
2) Turn on DIP switch 2 of SW30 on the
interface P.C. Board of the header
outdoor unit if the switch is OFF.
(Leave it as it is if it has already been set to
ON.)
T To change all the indoor unit addresses
using an arbitrary wired remote controller.
(The method is available when the addresses
have already been set automatically.)
(When communication wirings of 2 or more
refrigerant lines are interconnected for
central control)
NOTE
You can change the addresses of indoor units in
each refrigerant line using an arbitrary wired remote
controller.
* Enter the address check/change mode and change
the addresses.
3
1
2
ON / OFF
TEMP.
TIME
SET
CL
FILTER
RESET
TEST
TIMER SET
CODE No.
UNIT No.
SETTING
DATA
SET
R.C. No.
Cancels the line selection
If no number appears on UNIT No., no outdoor unit
exists on the line. Push
button and select another
line following step
2.
(Execute it while the units are stopped.)
1
Push and hold the TIME and buttons
at the same time for more than 4 seconds.
At ¿rst, the line 1 and CODE No.
(Address Change) are indicated on the
LCD display.
2
Push (left side of the button)
and
buttons repeatedly to select a
system address.
6
Push the button (left side of the
button) repeatedly to select another
indoor UNIT No. to change.
Repeat steps 4 to 6 to change the indoor unit
addresses so as to make each of them unique.
7
Push the button (left side of the
button) to check the changed addresses.
8
If the addresses have been changed
correctly, push the button to ¿nish the
procedure.
53-EN 54-EN
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