6EnglishSafety InformationSafety InformationThis appliance must be properly grounded. Do not ground theappliance to a gas pipe, plastic water pipe, or telephone line.• Failure to do so may result in electric shock, fire, an explosion, orother problems with the product.• Never plug the power cord into a socket that is not groundedcorrectly and make sure that it is in accordance with local andnational codes.CAUTIONInstall your appliance on a level and hard floor that can support itsweight.• Failing to do so may result in abnormal vibrations, noise, or problemswith the product.Install the draining hose properly so that water is drained correctly.• Failing to do so may result in water overflowing and propertydamage.When installing the outdoor unit, make sure to connect the draininghose so that draining is performed correctly.• The water generated during the heating operation by the outdoorunit may overflow and result in property damage. In particular, inwinter, if a block of ice falls, it may result in injury, death or propertydamage.Do not install the product in a place where thermo-hygrostat is needed(such as server room, machinery room, computer room, etc.)• Those places do not provide guaranteed operation condition of theproduct therefore performance can be poor in these places.Do not install the product in a place where hair spray is frequentlyused (such as hair salon) since it decreases the hydrophilicity of theproduct's heat exchanger and cause dew formation on the surface ofthe product.