LG multi V ARUB160BT3 Instruction Manual page 73

u Example Connection of Communication Cable
[BUS type]
• Connection of communication cable must be installed like below figure between indoor unit to outdoor
unit.
HR unit
[STAR type]
• Abnormal operation can be caused by communication defect, when connection of communication
cable is installed like below figure(STAR type).
HR unit
Electrical Wiring
Installation Manual 73