Connecting Cables Between Indoor Unit - LG Multi Type Installation Manual

Connecting Cables between Indoor Unit

Connect the cable to the Indoor unit.
Connect the cable to the indoor unit by connecting the wires to the terminals on the
control board individually according to the outdoor unit connection. (Ensure that the color
of the wires of the outdoor unit and the terminal No. are the same as those of the indoor unit.)
The earth wire should be longer than the common wires.
The circuit diagram is not subject to change without notice.
When installing, refer to the circuit diagram behind the panel front of Indoor Unit the
wiring diagram on the Control Cover Inside Outdoor Unit.
CAUTION:
• The circuit diagram is not subject to change without notice.
• Be sure to connect wires according to the wiring diagram.
• Connect the wires firmly, so that not to be pulled out easily.
• Connect the wires according to color codes by referring the wiring diagram.
CAUTION: Provide a circuit
breaker between power source
and the unit as shown below.
CAUTION: 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 H07RN-F
approved by HAR or SAA).
WARNING: Make sure that the screws of the terminal are free from looseness.
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
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.
Connecting Cables between Indoor Unit and Outdoor Unit
cable(thinner cable) on the clamp and tighten it
2
Main power source
Air
Conditioner
NORMAL
CROSS-SECTIONAL
AREA 2.5mm
NORMAL
CROSS-SECTIONAL
AREA 0.75mm
Installation Manual 15
Circuit Breaker
Use a circuit breaker
or time delay fuse.
2
2