LG ARNU18GTQB4 Installation Manual page 6

Safety Instructions
• Use a vacuum pump or Inert (nitrogen) gas when doing
leakage test or air purge. Do not compress air or Oxygen
and Do not use Flammable gases. Otherwise, it may cause
fire or explosion.
- There is the risk of death, injury, fire or explosion.
• Have all electric work done by a licensed electrician
according to "Electric Facility Engineering Standard" and
"Interior Wire Regulations" and the instructions given in this
manual and always use a special circuit.
- If the power source capacity is inadequate or electric work
is performed improperly, electric shock or fire may result.
• Always Install a dedicated circuit and breaker.
- Improper wiring or installation may cause fire or electric shock.
• The appliance shall be stored in a well-ventilated area
where the room size corresponds to the room area as
specified for operation. (for R32)
• The appliance shall be stored in a room without continuously
operating ignition sources (for example: open flames, an
operating gas appliance or an operating electric heater.)
• Keep any required ventilation openings clear of obstruction.
• Mechanical connections shall be accessible for maintenance
purposes.
• To prevent the mixing of different types of refrigerants, be
sure to check the type of refrigerant used in the outdoor unit.
• The appliance shall be installed in accordance with the
national wiring regulation.
Operation
• Do not let the air conditioner run for a long time when the
humidity is very high and a door or a window is left open.
- Moisture may condense and wet or damage furniture.
• Take care to ensure that power cable could not be pulled out
or damaged during operation.
- There is risk of fire or electric shock.
• Do not place anything on the power cable.
- There is risk of fire or electric shock.
6 Indoor Unit