User manual LG MV18AH

[. . . ] Dealer's Name Date Purchased I Staple your receipt to this page in the event you need it to prove date of purchase or for warranty issues. READ THIS MANUAL Inside you will find many helpful hints on how to use and maintain your air conditioner properly. Just a little preventive care on your part can save you a great deal of time and money over the life of your air conditioner. You'll find many answers to common problems in the chart of troubleshooting tips. If you review our chart of Troubleshooting Tips first, you may not need to call for service at all. PRECAUTION · Contact the authorized service technician for repair or maintenance of this unit. [. . . ] · It may cause a problem for your neighbors and hence dispute. Install the drain hose to ensure that the condensed water is drained away properly. · A bad connection may cause water leakage. Always check for gas (refrigerant) leakage after installation or repair of product. · Low refrigerant levels may cause failure of product. 4 Room Air Conditioner Safety Precautions Do not use the product for special purposes, such as preserving foods, works of art, etc. It is a consumer air conditioner, not a precision refrigeration system. · There is risk of damage or loss of property. Do not block the inlet or outlet of air flow. Do not use harsh detergents, solvents or splashing water etc . · There is risk of fire, electric shock, or damage to the plastic parts of the product. Always insert the filter securely after cleaning. Clean the filter every two weeks or more often if necessary. · Do not cut or remove the grounding prong from the power plug. · Attaching the adapter ground terminal to the wall receptacle cover screw does not ground the appliance unless the cover screw is metal and not insulated, and the wall receptacle is grounded through the house wiring. · If you have any doubt whether the air conditioner is properly grounded, have the wall receptacle and circuit checked by a qualified electrician. Temporary Use of an Adapter We strongly discourage the use of an adapter due to potential safety hazards. For temporary connections, use only a genuine adapter, available from most local hardware stores. Ensure that the large slot in the adapter is aligned with the large slot in the receptacle for a proper polarity connection. To disconnect the power cord from the adapter, use one hand on each to avoid damaging the ground terminal. Avoid frequently unplugging the power cord as this can lead to eventual ground terminal damage. · Never use the appliance with a broken adapter. Temporary Use of an Extension Cord We strongly discourage the use of an extension cord due to potential safety hazards. For temporary situations, use only CSA certified and UL listed 3-wire grounded extension cords, rated 15 A, 125 V. This appliance should be installed in accordance with national wiring regulations. This guide acts as a guide to help to explain product features. Symbols used in this Manual This symbol alerts you to the risk of electric shock. Signal transmitter & receiver should always be clean for proper communication. In case some other appliances also get operated with remote control, change their position or consult your serviceman. Operating Method 1. [. . . ] Re-install the air filter. 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 (Side) Air intake cleaned. vents (Rear) Piping Drain Hose Air outlet vents NOTICE Dirty or clogged coils will reduce the operating efficiency of the system and cause higher operating costs. (Rear) (Rear) Air intake vents (Side) Piping Drain Hose Air intake vents Air outlet vents (Side) Piping Drain Hose Air outlet vents Owner's Manual 15 Maintenance and Service NOTICE Dirty or clogged coils will reduce the operating efficiency of the system and cause higher operating costs. Operation Tips! Do not overcool the room. This is not good for the health and wastes electricity. Keep blinds or curtains closed. Do not let direct sunshine enter 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( Please contact your serviceman/dealer in such a situation Error Display LED ( (once) ) ) will blink in case if thermistor fails. Check Point · Indoor room temperature thermistor open/short. [. . . ]