ENGLISH OWNER’S MANUAL AIR CONDITIONER Please read this manual carefully before operating your set and retain it for future reference. TYPE : Ceiling Concealed Duct - Low Static www.lg.
Ceiling Concealed Duct – Low Static Type Indoor Unit Owner’s Manual TABLE OF CONTENTS FOR YOUR RECORDS Safety Precautions.................3 Write the model and serial numbers here: Model # Prior to Operation ..................6 Serial # Maintenance and Service ......7 You can find them on a label on the side of each unit. Before you Call for Service..................................
Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. n Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. WARNING This symbol indicates the possibility of death or serious injury. CAUTION This symbol indicates the possibility of injury or damage to properties only. n Meanings of symbols used in this manual are as shown below.
Safety Precautions n 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 Always check for gas (refrigerant) leakage after installation or repair of product. • 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. CAUTION 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.
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.
Maintenance and Service CAUTION: Before performing any maintenance, turn off the main power to the system. Grille, Case, and Remote Control o 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 o Never use any of the followings: • Water hotter than 40°C Could cause deformation and/or discoloration.
Maintenance and Service When the air conditioner is not going to be used for a long time. When the air conditioner is to be used again. When it is not going to be used for a long time. n Check that the air inlet and outlet of the indoor/outdoor unit are not blocked. Operate the air conditioner on Air circulation mode for 2 to 3 hours. • This will dry out the internal parts. Turn off the circuit breaker.
Maintenance and 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. • Check that this is not a damp smell exuded by the walls, carpet, furniture or cloth items in the room.
Indoor Unit
