User manual LG 457980

[. . . ] · Installation work must be performed in accordance with the National Electric Code by qualified and authorized personnel only. 2 Indoor Unit Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. s Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. ENGLISH WARNING CAUTION This symbol indicates the possibility of death or serious injury. This symbol indicates the possibility of injury or damage to properties only. s Meanings of symbols used in this manual are as shown below. Be sure not to do. [. . . ] Please see the information specific to your indoor unit type. ENGLISH Indoor Units Art Cool Mirror(Type 1) Display panel LED indicators Art Cool Mirror(Type 2) Display panel LCD indicators Air inlet Plasma filter Air inlet Air filter Plasma filter Air filter Air discharge Front panel Power cord Signal receiver ON/OFF button Air discharge Front panel Signal receiver Power cord ON/OFF button Operation indication lamps On/Off Sleep mode Timer : Lights up during the system operation, error code and auto restart setting. : Lights up during sleep mode auto operation. : Lights up during timer operation or sleep mode auto operation. Defrost mode : Lights up during defrost mode or *hot start operation (Heat pump model only) Plasma : The function illustrates its dynamic mode by using a multiple lighting system. Power Display : Indicates the setting temperature and operation mode. (Cooling, heating, auto operation, dehumidification mode) * Hot start operation: Stops the indoor fan in heating operation for minutes to prevent cold air from blowing out from unit. * In defrost mode unit stops heating operation for few minutes to remove formation of ice on the heat exchanger coils to maintain the efficiency. Owner's Manual 9 Operating Instructions Operating Instructions Name and Function of Remote Controller (Optional) AUTO SWING OPERATION SET TEMP Room Temp FAN SPEED HI MED LO SUB FUNCTION 1 2ndF Timer On Off Set no. Horizontal Airflow Direction Control Button (optional) Healthy Dehumidification Operation Used to set the desired horizontal airflow direction. Reset Button Heating Operation Initialize remote controller. · Cooling Model( ), Heat Pump Model( ) 16. 2nd F Button Used prior to using modes printed in blue at the bottom of buttons. Auto Clean(optional) · Remote Controller Model : PQWRHSF0(Heat pump) Used to set Auto Clean mode. PQWRCSF0(Cooling only) Signal transmitter ENGLISH of handling the Remote Controller · Aim at the signal receptor on the wired remote controller so as to operate. · The remote control signal can be received at a distance of up to about 7m. · Be sure that there are no obstructions between the remote controller and the signal receptor. · Do not drop or throw the remote controller. · Do not place the remote controller in a location exposed to direct sunlight, or near the heating unit, or any other heat source. · Block a strong light over the signal receptor with a curtain or etc. so as to prevent the abnormal operation. (ex:electronic quick start, ELBA, inverter type fluorescent lamp) Owner's Manual 11 Maintenance and Service Maintenance and Service Before performing any maintenance, turn off the main power to the system. Never use any of the followings: · Water hotter than 40°C. Could cause deformation and/or discoloration. Could damage the surfaces of the air conditioner. P ow der G asoline Air Filters The air filters behind the front panel / grill should be checked and cleaned once in every 2 weeks or more often if necessary. To remove the filters see the self explanatory diagrams for each model type. [. . . ] · The room may have been very hot when the room air conditioner was first turned on. · Has the temperature been set incorrectly?· Are the indoor unit's air inlet or outlet vents obstructed? · For a noise that sounds like water flowing. -This is the sound of freon flowing inside the air conditioner unit. [. . . ]