ENGLISH ITALIANO ESPAÑOL FRANÇAIS DEUTSCH PORTUGUESE ∂§§∏¡π∫∞ OWNER’S MANUAL AIR CONDITIONER Please read this manual carefully before operating your set and retain it for future reference. CEILING CONCEALED DUCT- HIGH STATIC DUTCH êìëëäàâ üáõä www.lg.
Ceiling Concealed Duct – High Static Type Indoor Unit Ownerʼs Manual TABLE OF CONTENTS FOR YOUR RECORDS Safety Precautions.................3 Write the model and serial numbers here: Model # Prior to Operation ..................6 Serial # Operating Instructions...........7 You can find them on a label on the side of each unit. Name and Function of Remote Controller ..............................7 Maintenance and Service ......9 Before you Call for Service................................
Safety Precautions Safety Precautions WARNING This symbol indicates the possibility of death or serious injury. CAUTION This symbol indicates the possibility of injury or damage to properties only. ■ Meanings of symbols used in this manual are as shown below. Be sure not to do. Be sure to follow the instruction. WARNING ■ Installation Do not use a defective or underrated circuit breaker. Use this appliance on a dedicated circuit. • There is risk of fire or electric shock.
Safety Precautions ■ Operation Do not let the air conditioner run for a long time when the humidity is very high and a door or a window is left open. • Moisture may condense and wet or damage furniture. Do not plug or unplug the power supply plug during operation. • There is risk of fire or electric shock. Do not allow water to run into electric parts. • It may cause There is risk of fire, failure of the product, or electric shock.
Safety Precautions CAUTION n Installation • Low refrigerant levels may cause failure of product. Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods. • It may cause a problem for your neighbors. Install the drain hose to ensure that water is drained away properly. • A bad connection may cause water leakage. Use two or more people to lift and transport the product. • Avoid personal injury.
Prior to operation Prior to Operation Preparing for operation 1. Contact an installation specialist for installation. 2. Use a dedicated circuit. Usage 1. Being exposed to direct airflow for an extended period of time could be hazardous to your health. Do not expose occupants, pets, or plants to direct airflow for extended periods of time. 2. Due to the possibility of oxygen deficiency, ventilate the room when used together with stoves or other heating devices. 3.
Operating Instructions Operating Instructions 1. Operation indication screen 2. Set temperature button • It will set not room temperature but outlet air temperature. 1 10 9 8 2 3 7 11 12 13 3. Fan speed button • Fan Speed have 3 Steps. • Middle and Low step is same 4. ON/OFF button 4 5. Opration mode selection button 5 6. Wireless remote controller receiver • Some products don't receive the wireless signals. 6 7. Air flow button 14 8. Subfunction button 15 9. Function setting button 10.
Operating Instructions Name and function of wired remote controller(Optional) 1. VANE ANGLE Button Used to set each vane angle. 2. FUNCTION SETTING Button Used to set or clear Auto Clean, Smart Clean, Electric heater or Individual vane angle control. 3. ON/OFF Button Used to turn on/off the unit. 1 2 3 10 11 12 4 13 5 6 14 7 8 4. JET COOL Button Speed cooling operates super high fan speed. 5. LEFT/RIGHT AIRFLOW Button (OPTIONAL) Used to set the desired left/right(horizontal) airflow direction. 6.
Maintenance and Service Maintenance and Service CAUTION: Before performing any maintenance, turn off the main power to ENGLISH the system. Grille, Case, and Remote Controller ❏ Turn the system off before cleaning. To clean, wipe with a soft, dry cloth. Do not use bleach or abrasives. NOTICE Power supply must be disconnected before cleaning the indoor unit. Air Filters The air filters behind the front grille should be checked and cleaned once every 2 weeks or more often if neccessary.
Maintenance and Service When the air conditioner is not going to be used for a long time. When it is not going to be used for a long time. When the air conditioner is used again. Operate the air conditioner at the following settings for 2 to 3 hours. • Type of operation: Fan operation mode. • This will dry out the internal mechanisms. Turn off the breaker. Clean the air filter and install it in the indoor unit. (Refer to page 9 for cleaning it.
Maintenance and Service Before you call for service... Troubleshooting Tips! Save time and money! Check the following points before requesting repairs or service.... If the malfunction persists, please contact your dealer. The air conditioner does not operate. The room has a peculiar odor. It seems that condensation is leaking from the air conditioner. Air conditioner does not operate for about 3 minutes when restart.
Memo 12 Indoor Unit
