Installation

2.Front panel removing

Raise the link up to hook hanger and remove front panel forward.

The circuit diagram is not subject to change without notice.

Be sure to connect wires according to the wiring diagram.

The earth wire should be longer than the common wires.

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 wires firmly, so that not to be pulled out easily.

Connect the wires according to color codes by referring to the wiring diagram.

Provide a circuit breaker between power source and the outdoor unit as shown below.

Circuit

 

Grade(Btu/h)

 

Breaker

9k~12k

18k

 

24k

(A)

15

20

 

25

 

 

 

 

 

 

 

Main power source

 

Air

Circuit Breaker

Conditioner

Use a circuit breaker

 

or time delay fuse.

The power cord connected to the outdoor unit should be complied with the following specifications (ETL recognized and CSA certified).

AWG_"A"

±3mm

10

Power supply cable (208~230V) GN/YL

20mm

Power

Grade(Btu/h)

9/12/18k

24k

 

 

 

 

"A"

14

12

 

 

 

The power connecting cable connected to the indoor and outdoor unit should be complied with the following specifications (ETL recognized and CSA certified).

AWG_"B"

±3mm

 

10

Connecting cable (208~230V)

 

GN/YL

 

 

20mm

Grade(Btu/h)

Power

9/12/18k/24k

"B"

18

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.

20Room Air Conditioner

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LG Electronics MFL39817303 installation manual Front panel removing