LG Multi V CRUN Series

42 Outdoor Unit
Electrical Wiring
◆ Wiring Diagram for Simple Central Controller
Outdoor Unit 2
Control box
Outdoor Unit 1
Control box
003 004 005 006 007 008002001
Control Board
Sub
PCB
< Group Number 0 >
< Group Number 1 >
The connection of Master and Slave
Master
Slave
For Master the First switch of DIP switch should be ON and the
other three switches can be On or Off (Don’t Care Condition)
For Slave the First switch of DIP switch should be OFF and the
other three switches can be On or Off (Don’t Care Condition)
Central
Controller
Unit 1
GNDVcc
DC
DIP
SWITCH
DIP
SWITCH
C
V
D
G
A
B
C
V
D
G
A
B
103 104 105 106 107 108102101
Control Board
Sub
PCB
Central
Controller
Unit 2
GNDVcc
DC
C
V
D
G
A
B
C
V
D
G
A
B
TB6
TB6
Master /Slave Mode Select S/W
Vcc GND C D
Group Number Setting S/W
❑ PC Borad of Simple Cental Controller