LG ARNU093SER2 Owner's Manual - Page 10

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. • Volatile substances. Could damage the surfaces of the air conditioner. 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. Clean the filters with a vacuum cleaner or warm soapy water. If dirt is not easily removed, wash with a solution of detergent in luke warm water. Dry well in shade after washing and reinstall the filters back in place. P o wder Gasoline Plasma Filters The plasma filters behind the air filter should be checked and cleaned once in every 3 months or more often if necessary. To remove the filters see the self explanatory diagrams for each model type. Clean the filters with a vacuum cleaner. If it is dirty wash it with water and dry well in shade an install back in place. Deodorizer Filters Remove the deodorizer filters behind the air filter and expose them in direct sunlight for 2 hours. And then insert these filters into original position. Removal of Filters Two different methods to open the front panel based on types of air conditioner as below ; Type 1: Open the upside of the panel and lift it up as shown. The hooks of the panel will come off. Remove the air filters. Then pull out the plasma filter Plasma filter Front panel Panel hook After cleaning and drying well reinstall the filters in their original position. Type 2: Open the front panel as shown. Then pull the filter tab slightly forward to remove the air filter. After removing the air filter remove the plasma and deodorizer filter by slightly pulling forward. Plasma filter Front panel Don't touch this plasma filter within 10 seconds after opening the inlet grille, it may cause an electric shock. 10 Indoor Unit