LB-D1860HL — LG Air Conditioner Service Manual (repair manual). Page 10

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1) Connecting cables to the Indoor Unit 
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
18K Btu
2) Clamping of cables
1) Arrange 2 power cables on the control panel.
2) First, fasten the steel clamp with a screw to the inner boss of control panel.
3) For the cooling model, fix the other side of the clamp with a screw strongly.
For the heat pump model, put the 0.75mm
2
cable(thinner cable) on the clamp and tighten it with a plastic
clamp to the other boss of the control panel.
4) In Australia, the length of power supply cord measured from the entry of the power supply cord to the middle
of live pin on the power plug should be over 1.8m.
POWER
INPUT
1(L) 2(N)
4(N)
5
6
7
8
3(L)
4(N)
5
6
7
3(L)
Terminals on the indoor unit
Terminals on the outdoor unit
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 availible from the manufacturer 
of its service agent.
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
20mm
GN/YL
NORMAL
CROSS-SECTIONAL
AREA 2.5mm
2
 (18K)
NORMAL
CROSS-SECTIONAL
AREA 0.75mm
2
 (18K)
20mm
GN/YL
–17–
5. Connecting Cables between Indoor Unit and Outdoor Unit
Make sure that the screws of the terminal are free from looseness.
WARNING
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