Connect The Cable To The Outdoor Unit - LG FLEX MULTI SPLIT Installation Instructions Manual

Connecting the Cable between Indoor Unit and Outdoor Unit

Connect the cable to the Outdoor unit.

1. Remove the cover control from the unit by
loosening the screw.
Connect the wires to the terminals on the
control board individually as the following.
2. Secure the cable onto the control board with
the holder (clamper).
3. Refix the cover control to the original position
with the screw.
24k Outdoor side
A-UNIT
1 2 3
1 2 3 4
Terminal BLOCK
Indoor A-UNIT
36k Outdoor side
A-UNIT
1 2 3
L
1 2 3 4
Terminal BLOCK
Power Source
208/230V AC
Indoor A-UNIT
(High voltage)
NOTICE
:
1. Separately wire the high and low voltage line.
2. Use heat-proof electrical wiring capable of withstanding temperature up to 75°C(167°F).
3. Use outdoor and waterproof connection cable rated more than 300V for the connection between
indoor and outdoor unit. (For example, Type SJO-WA)
WARNING:
• Be sure to comply with local codes while running the wire from the indoor unit to
the outdoor unit(size of wire and wiring method, etc).
• Every wire must be connected firmly.
• No wire should be allowed to touch refrigerant tubing, the compressor or any
moving parts.
20 Room Air Conditioner
B-UNIT
4 1 2 3 4
Connecting cable(Low voltage)
Connecting cable(Low voltage) Connecting cable(Low voltage)
L N
1 2 3
Terminal BLOCK
Power Source
208/230V AC
Indoor B-UNIT
(High voltage)
B-UNIT
4 1 2 3 4
Connecting cable(Low voltage) Connecting cable(Low voltage)
Connecting cable(Low voltage)
N
1 2 3
Terminal BLOCK
Indoor B-UNIT
Outdoor unit
Holder for
power supply
Cover control
4
C-UNIT
1 2 3 4
4 1 2 3 4
Terminal BLOCK
Indoor C-UNIT
Terminal block
Over 5mm
cord
Connecting
cable
Power supply
cable