User manual LG MT18AH

[. . . ] · Keep doors or windows closed tightly while you are operating the air conditioner. · Adjust the direction of the air flow vertically or horizontally to circulate indoor air. · Speed up the fan to cool or warm indoor air quickly, in a short period of time. · Open windows regularly for ventilation as the indoor air quality may deteriorate if the air conditioner is used for many hours. [. . . ] It is a consumer air conditioner, not a precision refrigeration system. It may result in death, fire or electric shock. · Do not block the inlet or outlet of air flow. It may result in explosion or product failure. · Do not use strong cleaning agents or solvents when you clean the air conditioner, or spray water. It may result in serious injury or product failure. · Never touch the metal parts of the air conditioner when you remove the air filter. It may result in serious injury or product failure. · Do not place any objects on the air conditioner. · Always insert the filter securely after cleaning. Clean the filter every two weeks or more often if necessary. 1 Remove the battery cover. 2 Fix the holder by fastening the 2 screws firmly with a screwdriver. 3 Slide the remote control into the holder. 2 Insert the new batteries and make sure that the + and - terminals of the batteries are installed correctly. Operating method 3 Reattach the battery cover. Point the remote control towards the signal receiver at the bottom of the air conditioner to operate it. ! NOTE If the display screen of the remote control starts to fade, replace the batteries. Installing the remote control holder Install the holder where there is no direct sunlight to protect the remote control. 1 Choose a safe and easily-accessible place. ! NOTE · The remote control may operate other electronic devices if pointed towards them. Make sure to point the remote control towards the signal receiver of the air conditioner. · For proper operation, use a soft cloth to clean the signal transmitter and receiver. 10 BASIC FUNCTIONS ENGLISH BASIC FUNCTIONS Cooling your room (Cooling operation) 1 Press d to turn on the power. 2 Press f repeatedly to select the cooling operation. - A is displayed on the display screen. Removing humidity (Dehumidifying operation) This mode removes excess moisture from an environment with high humidity or in the rainy season, in order to prevent mold from setting in. This mode adjusts the room temperature and the fan speed automatically to maintain the optimal level of humidity. 2 Press f repeatedly to select the dehumidifying operation. - D is displayed on the display screen. 3 Press u or v to set the desired temperature. - The temperature range is 18°C - 30°C. Heating your room (Heating operation) 1 Press d to turn on the power. 3 Press p to finish. Canceling the timer setting 1 Press m. [. . . ] · The plasma filter may not be included in some models. 2 Open the front cover and remove the air filter (see "Cleaning air filter"). 3 Pull out the anti-allergy filter and the triple filter. * The feature can be changed according a type of model. TROUBLESHOOTING 19 ENGLISH TROUBLESHOOTING Self-diagnosis function This product has a built-in self-diagnosis function. If an error occurs, the lamp of the indoor unit will blink in 2 second intervals. If this occurs, contact your local dealer or service center. Before requesting service Please check the following before you contact the service center. If the problem persists, contact your local service center. [. . . ]