LG LAU181CNW Owner's Manual - Page 27

ENGLISH Maintenance and Service Maintenance and Service Indoor Unit WARNING: Turn the system off before cleaning. To clean, wipe with a soft, dry cloth. Do not use bleach or abrasives. NOTICE Supply power must be disconnected before cleaning the indoor unit. Air filter The air filters behind the front grill should be checked and cleaned once every 2 weeks or more often if neccessary. 1. Pull up the front panel. After lifting up the filter tab a bit, take the filter out slowly 1 NOTICE Clean the filter after stopping the product. 2. Clean the filter with a vacuum or warm, soapy water. • If dirt is conspicuous, wash with a solution of detergent in lukewarm water. • If hot water (104°F(40°C) or more) is used, it may be deformed. 3. After washing with water, dry well in the shade. 4. Re-install the air filter. 2 Filter Never use any of the followings: • Water hotter than 104°F(40°C). Could cause deformation and/or discoloration. • Volatile substances Could damage the surfaces of the air conditioner. Outdoor Unit The heat exchanger coils and panel vents of the outdoor unit should be checked regularly. If clogged with dirt or soot, the heat exchanger and panel vents may be professionally steam cleaned. NOTICE Dirty or clogged coils will reduce the operating efficiency of the system and cause higher operating costs. Air Intake Vents Connecting Wires Piping Air Outlet Vents Base Plate Drain Hose Owner's Manual 27