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(3) Address Change Mode
Change the address (unit number) of the indoor unit.
Normal Mode (when unit is not operating)
1. Change to the optional setting mode.
Press the "CHECK" switch and the "RESET"
switch simultaneously for more than 3 seconds.
2. Selection of Optional Setting Mode
SET TEMP.
HIGH
C
O
O L
SERVICE
A
/
C
"SERVICE" is
Press the temperature control
indicated and the
switch, select "04" for the address
mode number is
change mode, and then press the
flashed.
"CHECK" switch.
4. Change the address of the indoor unit.
HIGH
C
O
O L
AD D S RN
SERVICE
A
/
C
"CHECK" switch
HIGH
C
O
O L
ADD S RN
SERVICE
A
/
C
The result of changing the address is displayed several seconds after the "CHECK" switch has been pressed. "AH" is temporarily
displayed if address change processing has been completely succeeded, while "EE" is temporarily displayed if the address was unable
to be changed. If this happens, repeat the procedure for changing the address.
5. Changing the address of another indoor unit.
HIGH
C
O
O L
ADDS RN
A
/
C
SERVICE
6. Ending Address Change.
HIGH
C
O
O L
ADDS RN
A
/
C
SERVICE
"AC" flashes while connections are
being checked.
NOTE:
In the case of having changed the address of the indoor unit with
the controller, make sure to record the new refrigerant cycle
number and unit number of the indoor unit that has been
changed in the entry column on the printed board.
"CHECK"
switch
or
Select the new address to be used after
changing the address.
The refrigerant cycle number display can be
changed from 00 to 63 by pressing the "TIME"
or
switch, and the unit number display can be
changed from 00 to 63 by pressing the "TEMP."
control
or
switch.
The address display changes from flashing to
remaining lit when the "CHECK" switch is pressed
after selecting an address.
Select the address of the indoor unit to be changed.
Pressing the "TEMP ." control
changing the address of an indoor unit, returns to the selection of an indoor unit of step 3.
Repeat steps 3 and 4 until all indoor unit address changes have been completed.
Press the "RESET" switch
during selection of an indoor
unit of step 3, return to the
normal mode.
Once the address of the indoor
unit has been successfully
changed, processing for
checking connections begins.
3. Selection of Indoor Unit
"04" indicated.
HIGH
C
O
O L
ADDS RN
SERVICE
A
/
C
NOTE:
* In case of selecting the address not to change, "NO FUNCTION" is
displayed.
NOTE:
A refrigerant cycle number of "99" is used in case
of temporarily avoiding setting an address when
all indoor unit refrigerant cycle numbers or unit
numbers are in use. If an address has been set
to "99", make sure to subsequently change the
address to an address within the normal address
range.
or
switch after the result of an address change is displayed in step 4 for
V
7. Turning ON Power of Indoor Unit.
Once turn OFF the power of the indoor unit 3 to 5 minutes after
completing step 6. After the display on the controller is no
longer displayed, turn ON the power of the indoor unit.
NOTE:
After ending address change in step 6, make sure to turn off the
power of the indoor unit. If this procedure is not performed, the
automatic address function may not be performed properly.
Entry column
10
Select the address of the indoor
unit to be changed.
Press the "TEMP."
or
switch to select the address of
the indoor unit and then press the
"CHECK" switch.
The address and refrigerant cycle
number of the indoor unit to be set
change from flashing to remaining lit.
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