LG A3UH363FA0 - Manual (Page 30)

30 Multi type Air Conditioner
Connecting the Cable between Indoor Unit and Outdoor Unit
Connect the cable to the indoor unit by connecting the wires to the terminals on the control board individually
according to the outdoor unit connection. (Ensure that the color of the wires of the outdoor unit and the terminal No. are
the same as those of the indoor unit.)
The earth wire should be longer than the common wires.
The circuit diagram is not subject to change without notice.
When installing, refer to the electrical diagram behind the front panel of Indoor Unit.
The wiring for the outdoor unit can be found on the inside of the Outdoor Unit control cover.
Connect the cable to the Indoor unit.
RECOMMAND:
• The circuit diagram is not subject to change without notice.
• Be sure to connect wires according to the wiring diagram.
• Connect the wires firmly, so that not to be pulled out easily.
• Connect the wires according to color codes by referring to the wiring diagram.
RECOMMAND: Provide a circuit breaker
between power source and the outdoor
unit as shown below.
RECOMMAND: The power cord connected to the outdoor unit should be complied with the following
specifications (ETL recognized and CSA certified).
The power connecting cable connected to the indoor and outdoor unit should be complied with the
following specifications (ETL recognized and CSA certified).
Air
Conditioner
Main power source
Circuit Breaker
Use a circuit breaker
or time delay fuse.
GN/YL
20mm
Line voltage (208~230V)
AWG14
GN/YL
20mm
AWG18
Low voltage (below 40V)
RECOMMAND: When using the separate wire as the power cord, please fix the separate wire into the
control box panel by using tie wrap as the fixture.
Connecting the Cable between Indoor Unit and Outdoor Unit