LG ARWB80LA2 Installation Manual page 72

Electrical Wiring
Outside unit Dry Contact installation and connection
• Connect wires as below figure at the hole of backside of Outside Unit Dry Contact.
• Insert the wire in the connection hole pushing the "Push" button.
• Setting Main PCB Dip SW of Master Outside Unit.
Outdoor Unit
Mode setting without Cool/Heat Selector
In case of no Cool/Heat Selector, connect signal terminal block as below figure And description.
Connect signal terminal block as below figure and description.
- How to set mode without Cool/Heat Selector
• Cooling Mode Setting
➀ ➔ GND Connection
➁ ➔ Off (Open)
• Heating Mode Setting
➀ ➔ GND Connection
➁ ➔ GND Connection
• Fan Mode Setting
➀ ➔ Off (Open)
➁ ➔ GND Connection
72 Outside Unit
Mode Change
Heating
GND
GND
GND
Fan
Cooling
Push Button