LG ARUV025GSD0 Engineering Product Data Book page 59

8. Electrical Wiring
u The Procedure of Automatic Addressing
Power On
Waiting 3 minutes
Press RED Button for 5 sec.
(SW01C)
7-segment LED
Don't press RED Button
(SW01C)
Waiting about 2~7 minutes
7-segment LED
= 88
YES
OK
26 _
R410A(50/60Hz)
Auto addressing start
= 88
• When auto addressing has completed, number of indoor unit
connected to outdoor unit will be displayed on 7 segment LED
for 30 seconds
NO
Indoor address number is displayed on wired remote control or indoor unit
display window. It is not an error message, will disappeared when on/off
button is pressed on remote control
ex) Display of 01, 02, ..., 15 means connection of 15 indoor units and auto
addressing is completed normally.
Check the connections
of Communication line