LG ARUN60GS2A.EWGBLEU Manuel d'utilisateur

P/NO : MFL67891402www.lg.comPlease read this installation manual completely before installing the product.Installation work must be performed in accor

10ENGLISHFirmly hold copper tube in a bar(or die) as indicated dimension in thetable above.Check- Compare the flared work with figure below.- If flare

11ENGLISHREFRIGERANT PIPINGU3 Chassis (2 Fan Model)Braze suitable field piping with service valve of gas pipe. U4 Chassis (1Fan Model)- After connecti

12ENGLISHCautions for Handling Service Valve- The service valves are closed at shipment from the factoryHow to Use the Shut-Off ValveUse hexagonal wre

13ENGLISHNo. Piping parts Name Selection of pipe size①Outdoor unit↓1st branchingsectionMain pipe②Branchingsection↓BranchingsectionBranchingpipe③Branch

14ENGLISHCombination of Y branch/header methodCorrection factor of Indoor unitExample : 5 Indoor Units con-nectedⒶ : Outdoor UnitⒷ : 1st branch (Y bra

15ENGLISHWARNING• Regulation for refrigerant leakage: the amount of refrigerant leakage should satisfy the followingequation for human safety.If the

16ENGLISH- When the number of indoor units to be connected to the branchpipes is less than the number of branch pipes available for connectionthen cap

17ENGLISH[unit:mm]HeaderModels Gas pipe Liquid pipe4 branchARBL054120150360120ID15.88ID12.7ID12.7ID15.88ID15.88ID19.05120120150360ID9.52ID9.52ID6.35ID

18ENGLISHCAUTIONNever charge the refrigerant with service valves closed and unitstopped.If charging is carried out with service valves closed and unit

19ENGLISHABEBIABDC1m1mDFGBGDBHIJAPenetrationsⒶ SleeveⒷ Heat insulating materialⒸ LaggingⒹ Caulking materialⒺ BandⒻ Waterproofing layerⒼ Sleeve with ed

2ENGLISHTIPS FOR SAVING ENERGYHere are some tips that will help you minimize the power consumptionwhen you use the air conditioner. You can use your a

20ENGLISHCommunication and Power CablesCommunication cable- Types : shielding wire- Cross section : 1.0 ~ 1.5 mm2- Insulation material : PVC - Maximu

21ENGLISHHow to connect wiring (U3 Chassis, 2 Fan Model)- Connect power supply wire to terminal block of control case usingclamps on the supporter and

22ENGLISH3 4 34Between Indoor and Outdoor unit (U3 Chassis, 2 Fan Model)IDUSODUOutdoor unitDRY1 DRY2 GND INTERNETBA12VBA BA343 4 34The GND terminal is

23ENGLISHLED01M (Red)LED02M (Green)SW02NAuto AddressingSW01NConfiguration of DIP Switch (U3 Chassis, 2Fan Model)Location of DIP Switch (U4 Chassis, 1 F

24ENGLISHCAUTIONIn replacement of the indoor unit PCB, always perform auto addresssetting again. - If power supply is not applied to the indoor unit,

25ENGLISHGroup Number SettingGroup Number setting for Indoor Units- Confirm the power of whole system(Indoor Unit, Outdoor Unit) isOFF, otherwise turn

26ENGLISHSensor Checking Function (U3 Chassis, 2FanModel)Sensor checking function judges whether the current temperature ofindoor and outdoor unit sen

27ENGLISHRefrigerant Auto Charging Function (U3 Chas-sis, 2Fan Model)This function charges appropriate amount of refrigerant automaticallythrough cycl

28ENGLISHError contents about auto refrigerant charging function: Temperature Range Error (In case that IDU or ODU is out ofrange): System Unstable Er

29ENGLISHSelf-Diagnosis Function (U3 Chassis, 2 Fan Model)Error Indicator- This function indicates types of failure in self-diagnosis and occurrence o

3ENGLISHthe original refrigerant, the refrigerant cyclemay malfunction and the unit may be dam-aged.• Do not reconstruct to change the settings ofthe

30ENGLISHDisplay Title Cause of Error4 0 14 1 14 2 14 3 14 4 14 5 14 6 14 9 15 0 15 1 15 2 15 3 15 4 15 7 16 0 16 2 16 7 17318618811 1 311 1 511 5 112

31ENGLISHSelf-Diagnosis Function (U4 Chassis, 1FAN Model)Error Indicator- This function indicates types of failure in self-diagnosis and occurrence of

32ENGLISHDisplay Title Cause of Error3 23 43 53 64 04 14 24 34 44 54 65 15 36 06 77 31 1 31 1 51 5 1242Outdoor unit related errorOutdoor Unit Inverter

33ENGLISHChecking procedure of limiting concentrationCheck limiting concentration along following steps and take appropri-ate measure depending on the

34ENGLISHCAUTION• Air conditioners should not be installed in areas wherecorrosive gases, such as acid or alkaline gas, are produced.• Do not install

4ENGLISHmedical treatment or image broadcasting.• Do not install the product where it is ex-posed to sea wind (salt spray) directly.- It may cause cor

5ENGLISHTABLE OF CONTENTS2 TIPS FOR SAVING ENERGY2 IMPORTANT SAFETY INSTRUCTIONS5 INSTALLATION PROCESS6 OUTDOOR UNITS INFORMATION6 BEFORE INSTALLATION

6ENGLISHCAUTION• Ratio of the connectable Indoor Units to the Outdoor: Within 50~ 130% • Ratio of running Indoor Units to the Outdoor: Within 10 ~ 100

7ENGLISHTransporting the Unit- When carrying the suspended, unit pass the ropes between legs ofbase panel under the unit.- Always lift the unit with r

8ENGLISHINSTALLATION SPACEThe following values are the least space for installation. If any service area is needed for service according to field circ

9ENGLISHCollective / Continuous Installation for roof top useSpace required for collective installation and continuous installation:When installing se