dd ENGLISH FRANÇAIS ESPAÑOL OWNER'S MANUAL AIR CONDITIONER Read this owner's manual thoroughly before operating the appliance and keep it handy for reference at all times. TYPE : Ceiling Concealed Duct www.lghvac.com www.lg.com MFL69889202 Rev.05_072318 Copyright © 2017-2018 LG Electronics Inc. All rights reserved.
TABLE OF CONTENTS 3 SAFETY INSTRUCTIONS 3 IMPORTANT SAFETY INSTRUCTIONS 8 PRIOR TO OPERATION 8 8 8 8 8 Preparing for operation Usage Cleaning and maintenance Service FOR YOUR RECORDS 9 OPERATION 9 Parts and Functions 10 MAINTENANCE 10 11 11 11 Air Filters When air conditioner is not going to be used for a long period of time When using the air conditioner after a long period of non-use Operation Tips 12 TROUBLESHOOTING 12 Before Calling for Service 13 WARRANTY (USA) 15 WARRANTY (CANADA)
SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USE Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on your appliance. Always read and follow all safety messages. This is the safety alert symbol. This symbol alerts you to potential hazards that can kill or injure you and others. All safety messages will follow the safety alert symbol and either the word WARNING, or CAUTION.
SAFETY INSTRUCTIONS Important Safety Instructions WARNING Installation Contact an Authorized Service Center to have the air conditioner installed. •• Incomplete installation performed by yourself may result in a water leakage, electric shock, and fire. Power Do not attempt to do electrical work or grounding work unless you are licensed to do so. Consult with an Authorized Service Center for electrical work and grounding work. •• There is a risk. Do not modify or extend the power cable.
SAFETY INSTRUCTIONS Be sure to use only those parts which are listed in the SVC parts list. Never attempt to modify the equipment. •• The use of inappropriate parts can cause an electrical shock or fire. Do not install the air conditioner at any place where flammable gas may leak out. If the gas leaks out and stays around the air conditioner, a fire may break out. •• There is a risk of explosion, fire and serious injury. Never use flammable spray such as hair spray, lacquer or paint near the unit.
SAFETY INSTRUCTIONS CAUTION Installation If the refrigerant gas leaks during the installation, ventilate the area immediately. •• Such leakage it can be harmful for your health. Always check for gas (refrigerant) leakage after installation or repair of product. •• Low refrigerant levels may cause product failure. Keep the product level, even when installing it. •• This will help to avoid vibration or water leakage. Use two or more people to lift and transport the product.
SAFETY INSTRUCTIONS Contact an Authorized Service Center for repair or maintenance. Do not wipe the controller operation panel with benzine, thinner, chemical dust cloths, etc. The panel may get discolored or the coating may peel off. If it is very dirty, soak a cloth in water-diluted neutral detergent, squeeze it well and wipe the panel clean. Then wipe it dry it with another dry cloth. •• There is a risk of damage to the plastic parts of the product.
PRIOR TO OPERATION PRIOR TO OPERATION Preparing for operation 1 2 Contact an installation specialist for installation. Use a dedicated circuit. Usage 1 2 3 4 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. Due to the possibility of oxygen deficiency, ventilate the room when used together with stoves or other heating devices.
OPERATION ENGLISH OPERATION Parts and Functions Indoor Unit FAN SPEED 9 1 1 2 2 3 3 4 4 TEMP FAN SPEED TEMP OPER MODE OPER MODE 1 Air Outlet Vents 2 Air Intake Vents 3 Control Box 4 Wired Remote Controller (Accessory) NOTE •• The features may differ based on the type of model.
MAINTENANCE MAINTENANCE CAUTION Air Filters The air filters should be checked and cleaned once every 2 weeks or more often if necessary. 1 Remove the Air filters. •• Take hold of the tab and pull slightly forward to remove the filter. •• Before performing any maintenance, turn off the main power to the system. •• Water hotter than 40 °C(104 °F) could cause deformation and or discoloration. •• Volatile substances could damage the surfaces of the air conditioner.
MAINTENANCE 11 1 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. 2 Turn off the breaker. 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.
TROUBLESHOOTING TROUBLESHOOTING Before Calling for Service Please check the following before you contact the service center. If the problem persists, contact your local service center. Problem Corrective Action The air conditioner does not operate. •• Have you made a mistake in setting the timer? •• Has the fuse blown or has the circuit breaker been tripped? The room has a peculiar odor. •• Check that this is not a damp smell exuded by the walls, carpet, furniture or cloth items in the room.
WARRANTY (USA) 13 ARBITRATION NOTICE: THIS LIMITED WARRANTY CONTAINS AN ARBITRATION PROVISION THAT REQUIRES YOU AND LG TO RESOLVE DISPUTES BY BINDING ARBITRATION INSTEAD OF IN COURT, UNLESS YOU CHOOSE TO OPT OUT. IN ARBITRATION, CLASS ACTIONS AND JURY TRIALS ARE NOT PERMITTED. PLEASE SEE THE SECTION TITLED “PROCEDURE FOR RESOLVING DISPUTES” BELOW.
WARRANTY (USA) Governing Law. The law of the state of your residence shall govern this Limited Warranty and any disputes between us except to the extent that such law is preempted by or inconsistent with applicable federal law. Fees/Costs. You do not need to pay any fee to begin an arbitration.
WARRANTY (CANADA) 15 ARBITRATION NOTICE: THIS LIMITED WARRANTY CONTAINS AN ARBITRATION PROVISION THAT REQUIRES YOU AND LG TO RESOLVE DISPUTES BY BINDING ARBITRATION INSTEAD OF IN COURT, UNLESS THE LAWS OF YOUR PROVINCE OR TERRITORY DO NOT PERMIT THAT, OR, IN OTHER JURISDICTIONS, IF YOU CHOOSE TO OPT OUT. IN ARBITRATION, CLASS ACTIONS AND JURY TRIALS ARE NOT PERMITTED. PLEASE SEE THE SECTION TITLED “PROCEDURE FOR RESOLVING DISPUTES” BELOW.
WARRANTY (CANADA) Governing Law. The law of the province or territory of your purchase shall govern this Limited Warranty and any disputes between you and LG except to the extent that such law is preempted by or inconsistent with applicable federal or provincial/territorial law.
US CANADA Please call the installing contractor of your product, as warranty service will be provided by them.
