LG ARNU12GSJN4.EMBBIBR User Manual

www.lg.comP/NO : MFL69485721OWNER’S MANUALAIRCONDITIONERPlease read this manual carefully before operating your set and retain it for future reference

Clean the air filter10 Indoor UnitMaintenance and ServiceMaintenance and ServiceBefore performing any maintenance, turn off the main power to the syst

Maintenance and ServiceOwner’s Manual 11Assemble the air filterENGLISH4. Check side of the front grille for the air filter assembled correctly.3. Pus

Maintenance and Service12 Indoor UnitCAUTIONCAUTIONWhen the air conditioner is not going to be used for a long time.Operation TipsHelpful informationT

Owner’s Manual 13ENGLISHMaintenance and ServiceBefore you call for service...?Check the following points before requesting repairs or service... If

14 Indoor UnitSmart FunctionsSmart FunctionsThings to check before using LG SmartThinQ• For appliances with the logo1. Check the distance bet

Smart FunctionsOwner’s Manual 15ENGLISHInstalling LG SmartThinQSearch for the LG SmartThinQ application from the Google Play Store or Apple App Store

Smart Functions16 Indoor UnitOpen Source Software Notice InformationTo obtain the source code under GPL, LGPL, MPL, and other open source licenses, th

2 Indoor UnitWall Mounted Type Indoor Unit Owner’s ManualTABLE OF CONTENTSFOR YOUR RECORDSWrite the model and serial numbers here:Model #Serial #You c

Safety PrecautionsOwner’s Manual 3ENGLISHSafety PrecautionsTo prevent injury to the user or other people and property damage, the following instructi

Safety Precautions4 Indoor Unit• Be cautious when unpacking and installing the product.- Sharp edges could cause injury. Be especially careful of the

Safety PrecautionsOwner’s Manual 5ENGLISH• When flammable gas leaks, turn off the gas and open a window forventilation before turn the product on.- D

6 Indoor UnitSafety PrecautionsCAUTIONInstallation• Always check for gas (refrigerant) leakage after installation or repair ofproduct.- Low refrigeran

Owner’s Manual 7ENGLISHSafety Precautions• Do not insert hands or other objects through the air inlet or outlet whilethe product is operated.- There

Prior to operation 8 Indoor UnitPrior to Operation1. Contact an installation specialist for installation.2. Use a dedicated circuit.1. Being exposed t

Product IntroductionOwner’s Manual 9Product IntroductionENGLISHHere is a brief introduction of the indoor units. * The feature can be changed accordi