Wiring Connection - LG Multi V System Installation Manual

Installation

Wiring Connection

Connect the wires to the terminals on the control board individually according to the outdoor unit
connection.
• Ensure that the color of the wires of outdoor unit and the terminal No. are the same as those of
indoor unit respectively.
Terminal Block Indoor
1(L1) 2(L2)
INDOOR POWER INPUT
Make sure that the screws of the terminal are free from looseness.
Connection method of the connecting cable(Example)
1(L1) 2(L2)
Power Supply
High Voltage
(208/230V)
Loose wiring may cause the terminal to overheat or result in unit malfunction.
A fire hazzard may also exist.
Therefore, be sure all wiring is tightly connected.
16 Multi Type Air Conditioner
Outdoor unit Indoor unit
SODU SODU
3(A) 4(B)
3(A) 4(B)
Transmission
Central controller
IDU IDU INTERNET DRY1 DRY2 GND
Conduit
Main
outdoor unit
12V
Lock nut
Conduit
mounting
plate