MFL69485717 2017. 8. 18. 오오 11:12 Page 1 ENGLISH OWNER’S MANUAL AIR CONDITIONER Please read this manual carefully before operating your set and retain it for future reference. WALL MOUNTED Original instruction www.lg.com P/NO : MFL69485717 Copyright © 2017 LG Electronics Inc. All Rights Reserved.
MFL69485717 2017. 8. 18. 오오 3:36 Page 2 Wall Mounted Type Indoor Unit Owner’s Manual TABLE OF CONTENTS FOR YOUR RECORDS Safety Precautions ....................3 Write the model and serial numbers here: Model # Serial # Prior to Operation......................6 You can find them on a label on the side of each unit. Dealer's Name Date Purchased Product Introduction.................7 n Staple your receipt to this page in the event you need it to prove date of purchase or for warranty issues.
MFL69485717 2017. 8. 18. 오오 11:12 Page 3 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.
MFL69485717 2017. 8. 18. 오오 11:12 Page 4 Safety Precautions Be sure the installation area does not deteriorate with age. • If the base collapses, the air conditioner could fall with it, causing property damage, product failure, and personal injury. Use a vacuum pump or Inert (nitrogen) gas when doing leakage test or air purge. Do not compress air or Oxygen and Do not use Flammable gases. Otherwise, it may cause fire or explosion. • There is the risk of death, injury, fire or explosion.
MFL69485717 2017. 8. 28. 오오 7:13 Page 5 Safety Precautions ENGLISH CAUTION n Installation Always check for gas (refrigerant) leakage after installation or repair of product. • Low refrigerant levels may cause failure of product. Install the drain hose to ensure that water is drained away properly. • A bad connection may cause water leakage. Keep level even when installing the product. • To avoid vibration or water leakage. Use two or more people to lift and transport the product.
MFL69485717 2017. 8. 18. 오오 11:12 Page 6 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.
MFL69485717 2017. 8. 18. 오오 11:12 Page 7 Product Introduction ENGLISH Product Introduction Here is a brief introduction of the indoor units. Indoor Units Air filter Front grille Signal receiver Display On/Off button Air outlet Air deflector (Vertical louver & Horizontal vane) * The feature can be changed according to the type of model. NOTE The number of operation lamps and their locations may vary, depending on the model of the air conditioner.
MFL69485717 2017. 8. 18. 오오 11:12 Page 8 Maintenance and Service Maintenance and Service CAUTION Before performing any maintenance, turn off the main power to the system. Never use any of the followings: • Water hotter than 40 °C. Could cause deformation and/or discoloration. • Volatile substances. Could damage the surfaces of the air conditioner. P owd Air Filters The air filters behind the front panel / grill should be checked and cleaned once in every 2 weeks or more often if necessary.
MFL69485717 2017. 8. 18. 오오 11:12 Page 9 Maintenance and Service ENGLISH Assemble the air filter Clean the air filter once every 2 weeks or more if necessary. 1. Turn off the power and unplug the power cord. 2. Insert the hooks of the air filter into the front grille. 3. Push down hooks to assemble the air filter. 4. Check side of the front grille for the air filter assembled correctly. NOTE The air filter is not assembled correctly, Dust and other substance come into the indoor unit.
MFL69485717 2017. 8. 18. 오오 1:13 Page 10 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 to be 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 8 for cleaning it.
MFL69485717 2017. 8. 22. 오오 2:05 Page 11 Maintenance and Service ? Troubleshooting Tips! Save time and money! Check the following points before requesting repairs or service.... If the malfunction persist, please contact your dealer. The air conditioner does not operate. • Have you made a mistake in timer operation? • Has the fuse blown or has the circuit breaker been tripped? The room has a peculiar odor. It seems that condensation is leaking from the air conditioner.
MFL69485717 2017. 8. 18.
