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4. Open the access door cover and follow the steps below to set
the address.
REQUIREMENT
High voltage parts exist in the electrical control box.
If you set addresses on an outdoor unit, operate the unit through the access door as shown in the illustration
below to avoid electric shock. Do not remove the cover of electrical control box.
* After finishing operations, close the access door cover and fix it with the screw.
Access door cover
1
Turn on indoor units first, and then turn on outdoor units.
2
About 1 minute after turning the power on, confirm that the 7-segment display on the interface
P.C. board of the header outdoor unit indicates U. 1. Err (U. 1. flash) and L08 alternately at
1 second intervals.
3
Push SW06 for more than 1 second to start the automatic address setting.
(It may take up to 10 minutes (normally about 5 minutes) to complete one line's setting.)
4
The 7-segment display indicates Auto 1
The setting is complete when the display changes to U. 1. - - - (U. 1. flash) or
U. 1. - - - (U. 1. light) .
5
2
4
Repeat steps
to
for other refrigerant lines.
6
Set the central control address.
(For the setting of the central control address, refer to the Installation Manuals of the central control
devices.)
Interface P.C. board on the header outdoor unit
53-EN
Cover of the electrical control box
Fixing screw for the
access door cover
Auto 2
Auto 3 .
3
2,4
– 27 –
REQUIREMENT
When 2 or more refrigerant lines are controlled as a group, be sure to turn on all the indoor units in the group
before setting addresses.
If you set the unit addresses of each line separately, each line's header indoor unit is set separately. In that
case, the Code (DN) [L03] (Indoor header unit overlap) is indicated as running starts. Change the group
address to make one unit the header unit using wired remote control.
E (
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System wiring
diagram
■
Changing the indoor unit address using a remote control
To change an indoor unit address using a wired remote control.
Remote control model name : RBC-AWSU52-UL
▼ The method to change the address of an individual indoor unit (the indoor unit is paired with a wired
remote controller one-tone),or an indoor unit in a group. (The method is available when the addresses
have already been set automatically.)
Field setting menu (2/3)
6.Setting louver position
7.Setting timer operation mode
8.Easy I.DN setting
9.DN setting
9.DN Setting
10.Reset Power Consumption data
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Outdoor
Outdoor
Indoor
Indoor
Indoor
Indoor
(Group control)
Remote
control
1
Push [
Menu] to open the "Menu"
2
Push and hold [
Menu] and [
same time to open "Field setting menu"
Push and hold 4 seconds.
] at the
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