Wiring Connection - LG MULTI V ARNU07GTUA4 Engineering Product Data Book

Indoor unit
10. Installation

10.3 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.
Power supply cord
• TM/TN Chassis
Terminal Block Terminal Block
Indoor Indoor
L(L1) N(L2) L(L3) N(L4)
INDOOR TO AIR
POWER INPUT FRESH KIT
WARNING
Make sure that the screws of the terminal are not loose.
Terminal Block
Indoor
SODU
A B B
COMMUNICATION LINE(IDU-ODU)
Transmission cord
Remote controller cord
Terminal Block of outdoor unit
IDU INTERNET DRY1 DRY2 GND 12V
A B A B A - - -
Ceiling Cassette 4-way(2)
Outdoor
Unit
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