LG LAN095HV Owner's Manual - Page 17

How to use the front panel 1. Front panel closing Move the link upward and close the front panel. Maintenance and Service 2. Front panel removing Raise the link up to hook hanger and remove front panel forward. ENGLISH 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. NOTE Dirty or clogged coils will reduce the operating efficiency of the system and cause higher operating costs. Operation Tips! Do not overcool the room. Keep blinds or curtains closed. This is not good for the health and Do not let direct sunshine enter wastes electricity. the room when the air conditioner is in operation. Keep the room temperature uniform. Adjust the vertical and horizontal airflow direction to ensure a uniform temperature in the room. Make sure that the doors and windows are shut thight. Avoid opening doors and windows as much as possible to keep the cool air in the room. Clean the air filter regularly. Blockages in the air filter reduce the airflow and lower cooling and dehumidifying effects. Clean at least once every two weeks. Ventilate the room occasionally. Since windows are kept closed, it is a good idea to open them and ventilate the room now and ten. Use high fan speed for effective and fast cooling. The unit gives its rated cooling capacity when the fan speed is high. Self-Diagnosis Function This unit has an inbuilt error diagnosis capability. Unit LED( ) will blink in case if thermistor fails. Please contact your serviceman/dealer in such a situation Error Display LED ( ) (once) Check Point • Indoor room temperature thermistor open/short. • Indoor pipe temperature thermistor open/short. 3 sec 3 sec 3 sec Owner's Manual 17