User manual LG ARNU12GBHA1

[. . . ] · Young children should be supervised to ensure that they do not play with the air conditioner. · When the power cord is to be replaced, replacement work shall be performed by authorized personnel only using only genuine replacement parts. · 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. I Incorrect operation due to ignoring instruction will cause harm or damage. [. . . ] Injuries can occur when handling sharp metal edges. Do not use water to clean inside the air conditioner. Exposure to water can destroy the insulation, leading to possible electric shock. When cleaning the unit, first make sure that the power and breaker are turned off. The fan rotates at a very high speed during operation. There is a possibility of injury if the unit's power is accidentally triggered on while cleaning inner parts of the unit. Service For repair and maintenance, contact your authorized service dealer. 8 Indoor Unit Operating Instructions Operating Instructions Name and Function of Remote Controller(Optional) ENGLISH Model: ARNU, LRNU-BH/BG/BR AUTO SWING OPERATION SET TEMP Room Temp FAN SPEED HI MED LO SUB FUNCTION 2ndF Timer On Off Set no. Time 01 Time AUTO Heater Preheat JET Defrost Humidify SLo Filter Out door ZONE 1234 17 19 21 23 1 Operation unit No Func Program set 03 05 07 09 11 13 15 3 Signal receptor 8 9 10 11 12 13 14 2 5 Timer Cancel 2ndF Program Week Holiday PLASMA 6 AUTO Set/Clr Hour Min RESET 4 7 15 1. Operation display Displays the operation conditions. 9. Timer Set Button Used to set the timer when the desired time is obtained. 2. On/Off Button Operation starts when this button is pressed, and stops when the button is pressed again. 10. Week Button Used to set a day of the week. 3. Set Temperature Button Used to set the temperature when the desired temperature is obtained. 11. Program Button Used to set the weekly timer. 12. Holiday Button Used to set a holiday of the week. 4. FAN Operation Button Used to circulate room air without cooling or heating. 13. Time Set Button Used to set the time of the day and change the time in the weekly timer Function. 5. Reset Button Initialize remote controller. 2nd F Button Used prior to using modes printed in blue at the bottom of buttons. Auto Clean (Not available) Used to set Auto Clean mode. 10 Indoor Unit Maintenance and Service Maintenance and Service CAUTION: Before performing any maintenance, turn off the main power to ENGLISH the system. Grille, Case, and Remote Controller Turn the system off before cleaning. Do not use bleach or abrasives. NOTICE Power supply must be disconnected before cleaning the indoor unit. Air outlet vent Air filters Air Filters The air filters behind the front grille should be checked and cleaned once every 2 weeks or more often if neccessary. 1. I Take hold of the tab and pull slightly forward to remove the filter. CAUTION: When the air filter is to be removed, do not touch the metal parts of the indoor unit. Clean dirt from the air filter using a vacuum cleaner or washing with water. [. . . ] · 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. [. . . ]