LG UU21WH Installation Manual page 27

Installer Setting-Group Setting
This function is only for group control operation. Please don't set this function in case of non-group
control.
CAUTION:
• The maximum length of connecting wire should be below 200m(25Ω) on
connecting each units.
• Use a wire more than 0.5mm
1 Press button for 4 seconds
to enter the installer setting
mode until timer segment
display "01:01".
2 Repeat pressing
Function code 07.
Function Code
Ex) 'Master' Setting
3 Select Master/ Slave by pressing
button.
(00: Slave, 01: Master)
4 Press button to save or release.
5
Press button to exit or
system will automatically exit
after 25 seconds without any
input.
2
Optional Operation
button to select
Master/Slave value
Installation Manual 27