LG LC340CP Installation Manual page 12

Wiring Connection
Electrical Wiring
1. All wiring must comply with LOCAL REGULATIONS.
2. Select a power source that is capable of supplying the current required by the air conditioner.
3. Feed the power source to the unit via a distribution switch board designed for this purpose.
4. The terminal screws inside the control box may be loose due to vibration during transport.
Check the screws for loose connection.
(Running the air conditioner with loose connection can overload and damage electrical
components.)
5. Always ground the air conditioner with a grounding wire and connector to meet the LOCAL
REGULATION.
Main power source
Connecting the cable to Outdoor Unit
1. Remove the Cover control from the unit by loosening a
screw.
Connect the wires to the terminals on the control
board individually as 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.
4. Use a recongnized circuit breaker between the power
source and the unit. A disconnection device to
adequately disconnect all supply lines must be fitted.
12 Cassette type Air Conditioner
Circuit Breaker
Use circuit breaker or time delay fuse.
Switch box
Refrigerant pipe
Outdoor unit
Terminal block
Over 5mm
(0.2")
Cover control
Conduit panel
Connecting
cable
Power supply
cord