LG CEILING CASSETTE TYPE AIR CONDITIONERS - Electrical Wiring and Connections; Unit Wiring Diagrams

5. Wiring Connection
• Open the control box cover and connect the Remote controller cord and Indoor power wires.
[Air inlet side view]
The power cord connected to the outdoor unit
should be complied with the following specifications
(Rubber insulation, type H05RN-F approved by HAR
or SAA).
The connecting cable connected to the indoor and
outdoor unit should be complied with the following
specifications (Rubber insulation, type H05RN-F
approved by HAR or SAA).
CAUTION
8.5mm
20mm
GN/YL
7.5mm
20mm
GN/YL
NORMAL
CROSS-SECTIONAL
AREA 0.75mm
2
(18K/24K/28K/36K)
1.25mm
2
(48K)
NORMAL
CROSS-SECTIONAL
AREA 2.5mm
2
(18K/24K/28K/36K)
3.5mm
2
(48K)
Control box cover
Indoor
power cord
Remote
controller
cord
Control box cover
Terminal Block of Outdoor Unit
1(L) 2(N) 3 4 5 1(L) 2(N) 3 4 5
Terminal Block of Outdoor Unit
1(L) 2(N) 3 4 5
Terminal Block of Indoor Unit
Terminal Block of Indoor Unit
POWER INPUT
RSTN
POWER INPUT
RSTN
1(L) 2(N) 3 4 5
Terminal Block of Indoor Unit
3(L) 4(N) 567 1(L) 2(N) 3(L) 4(N) 5678
Terminal Block of Outdoor Unit
Power Cord
Terminal Block of Indoor Unit
3(L) 4(N) 567 1(L) 2(N) 3(L) 4(N) 56
Terminal Block of Outdoor Unit
Power Cord
■ 18K/24K/28K Btu
■ 36K/48K Btu
• Heat Pump Model
• Cooling Model
• Heat Pump Model
• Cooling Model
Make sure that the screws of the terminal are free from looseness.
WARNING
If the supply cord is damaged, it must be replaced by a special cord or assembly available from the manufacturer
or its service agent.
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