LG MFL39754838, Installation Manual

Page: 15 / 21

CONNECTING THE CABLE
BETWEEN INDOOR & OUTDOOR UNIT
Connect the cable from
Indoor to outdoor 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.)
If a power plug is not to be used, provide a circuit breaker between power source and the unit as shown below.
Main power source
Circuit Breaker
Use a circuit
breaker or time
delay fuse.
Air
Conditioner
Cooling model (1.5, 2.0 Ton)
Heat pump model
RED BLACK BLUE
Terminals on the indoor unit
Color of Wires
1(L) 2(N)
Color of Wires
G/Y BROWN
BROWN RED BLACK BLUE G/Y
3 4
Terminals on the outdoor unit
1 2
3 4 5 6
RED BLACK GREEN YELLOW
RED BLACK GREEN YELLOW
IDU Terminal
Color of Wires
Color of Wires
ODU Terminal
1(L) 2(N)
1(L) 2(N)
The power cord connected to the indoor unit should
be compiled with the following specifications
(Type H05VV-F approved by HAR or SAA).
The power connecting cable connected to the
indoor and outdoor unit should be compiled with the
following specifications
(Type H07RN-F approved by HAR or SAA).
The connecting cable connected to the indoor and
outdoor unit should be compiled with the following
specifications
(Type H07RN-F approved by HAR or SAA).
Capacity
(Btu/h) NORMAL CROSS
-SECTIONAL AREA
18K
24K
26K
2
1. 0 mm
2
1.5mm
2
2.5mm
Capacity
(Btu/h) NORMAL CROSS
-SECTIONAL AREA
9K, 12K
18K
24K
26K
2 1.
0
mm
2 mm
2.0
2 2.5mm
NORMAL
CROSS-SECTIONAL
2
AREA 0.75mm
The length of the power supply cord should be
over 1.8m measured from the power supply cord
entry of the cabinet to the middle of the live pin
of the plug.
RED BLACK
Color of Wires
Lock the
connectors
properly
To be screwed
on the channel
plate of
evaporator coil.
Connector of
Indoor Unit
Connector of
Inter-connecting
cable
RED BLACK
G/Y
Cooling model (0.75, 0.9, 1.0 Ton)
RED BLACK GREEN YELLOW
Color of Wires
ODU Terminal
1(L) 2(N)
Screw the
Wire on
Control Panel
9K, 12K
CAUTION
CAUTION
INSTALLATION
15