Wiring Connection - LG CEILING CASSETTE TYPE AIR CONDITIONERS Installation Instructions Manual

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5. Wiring Connection

• Open the control box cover and connect the Remote controller cord and Indoor power wires.
Indoor
power cord
Remote
controller
cord
18K/24K/28K Btu
• Heat Pump Model
• Cooling Model
• Heat Pump Model
36K/48K Btu
• Cooling Model
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).
If the supply cord is damaged, it must be replaced by a special cord or assembly available from the manufacturer
or its service agent.
WARNING
Make sure that the screws of the terminal are free from looseness.
Terminal Block of Indoor Unit
3(L) 4(N)
Terminal Block of Indoor Unit
3(L) 4(N)
R
S
POWER INPUT
R
S
POWER INPUT
NORMAL
CROSS-SECTIONAL
2
AREA 2.5mm
(18K/24K/28K/36K)
2
3.5mm
(48K)
Control box cover
Control box cover
5
6
7
5
6
7
Terminal Block of Outdoor Unit
T
N
1(L) 2(N) 3
4
Terminal Block of Outdoor Unit
T
N
1(L) 2(N) 3
4
CAUTION
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).
8
[Air inlet side view]
Terminal Block of Outdoor Unit
1(L) 2(N)
3(L) 4(N)
Power Cord
Terminal Block of Outdoor Unit
1(L) 2(N)
3(L) 4(N)
Power Cord
Terminal Block of Indoor Unit
5
1(L) 2(N) 3
Terminal Block of Indoor Unit
5
1(L) 2(N) 3
NORMAL
CROSS-SECTIONAL
2
AREA 0.75mm
2
1.25mm
5
6
7
8
5
6
4
5
4
5
(18K/24K/28K/36K)
(48K)

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