LG CRNN Series, Installation Manual

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Installation of Ceiling Concealed Duct Type Indoor Unit
66
Installation of Ceiling Concealed Duct Type Indoor Unit
4. Connecting Cables between Indoor Unit and Outdoor 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
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 mid-
dle of live pin on the power plug should be over 1.8m.
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
20m
m
GN
/YL
NORMAL
CROSS-SECTIONAL
AREA 1.5mm
2
20m
m
NORMAL CROSS-SECTIONAL AREA
Capacity
5.3
7.0
10.6
1 Phase
2.5mm
2
2.5mm
2
6.0mm 2
Make sure that the screws of the terminal are free from looseness.
WARNING
Terminal Block in Indoor
1(L) 2(N) 3(A) 4(B)
Terminal 1 in Outdoor
1(R) 2(S) 3(T) 4(N)
Terminal 2 in Outdoor
1(A) 2(B)
INDOOR POWER INPUT
(CAN BE CONNECTED TO OUTDOOR)
OUTDOOR POWER INPUT