LG ARUN60LSA2 User Manual

INSTALLATION MANUALAIR CONDITIONER • Please read this installation manual completely before installing the product.• Installation work must be perfor

CAUTION: Be very careful while carrying the product.- Do not have only one person carry product if it is more than 20 kg.- PP bands are used to pack s

Installation Manual 11ENGLISHSelect the Best LocationSelect the Best Location1. Select space for installing outdoor unit, which will meet the followi

12 Outdoor Unit12 Outdoor UnitInstallation SpaceInstallation Space• The following values are the least space for installation. If any service area is

Installation Manual 13ENGLISHInstallation Space In case of obstacles on the discharge side1. Stand alone installation In case of obstacles on the s

14 Outdoor Unit14 Outdoor UnitInstallation Space2. Collective installation2. Collective installation➲ Obstacle height of discharge side is lower than

Installation Manual 15ENGLISHInstallation SpaceCollective / Continuous Installation for roof top useSpace required for collective installation and co

16 Outdoor Unit16 Outdoor UnitInstallationInstallationFoundation for Installation[Unit:mm]Foundation bolt executing method200Nut7575200Spring washerFr

Installation Manual 17ENGLISHInstallationPreparation of Piping1) Cut the pipes and the cable. Use the accessory piping kit or the pipes purchasedloc

18 Outdoor Unit18 Outdoor UnitInstallation1. Remove the cap and turn the valve counter clockwise with the hexagon wrench.2. Turn it until the shaft st

Installation Manual 19InstallationENGLISH1. Use the heat insulation material for the refrigerant piping which has an excellent heat-resistance (over1

2 Outdoor UnitARUN/ARUV Series Outdoor Unit Installation ManualTABLE OF CONTENTSSafety Precautions ...

20 Outdoor UnitRefrigerant PipingRefrigerant Piping Connecting the pipes to the outdoor unit Possible direction for field piping• The installation p

Installation Manual 21ENGLISHCAUTION• Make sure that pipe doesn't contact with the compressor terminal cover and comp bolt.• Always insulate the

22 Outdoor UnitRefrigerant PipingCautions for Handling Service ValveHow to Use the Shut-Off ValveCAUTIONMake sure to keep the valve open during operat

Installation Manual 23ENGLISHRefrigerant PipingTo Outdoor UnitSealed PipingAABAB1. Use the following materials for refrigerant piping.• Material: Sea

24 Outdoor UnitRefrigerant PipingWARNINGWhen installing and moving the air conditioner to another site, be sure to make recharge refrigerantafter perf

Installation Manual 25ENGLISHRefrigerant PipingSelection of Refrigerant PipingSelection of pipe sizeNameSize of main pipePipe size of between branchi

26 Outdoor UnitRefrigerant PipingAllowable Length/Height Difference of Refrigerant Piping Y Branch MethodExample : 5 Indoor Units connectedⒶ : Outdoo

Installation Manual 27ENGLISHRefrigerant Piping Header MethodExample : 6 Indoor Units connectedⒶ : Outdoor UnitⒷ : 1st branchⒸ : Indoor UnitsⒹ : Sea

28 Outdoor UnitRefrigerant Piping Combination of Y branch/header methodExample : 5 Indoor Units connectedⒶ : Outdoor UnitⒷ : 1st branch (Y branch) Ⓒ

Installation Manual 29ENGLISHRefrigerant PipingThe calculation of the additional charge should take into account the length of pipe.Additional charge

Installation Manual 3Safety PrecautionsSafety PrecautionsTo prevent injury to the user or other people and property damage, the following instruction

30 Outdoor UnitRefrigerant PipingWARNINGRegulation for refrigerant leakage: the amount of refrigerant leakage should satisfy the following equation f

Installation Manual 31ENGLISHRefrigerant Piping1. Line Distribution2. Vertical DistributionEnsure that the branch pipes are attached vertically.3. Th

32 Outdoor UnitRefrigerant PipingBranch Pipe FittingA B To Outdoor UnitTo Branch Piping or Indoor UnitABFacingupwardsFacingdownwardsWithin ± 3° Within

Installation Manual 33ENGLISHRefrigerant Piping• When the number of indoor units to be connected to the branch pipes is less than the number of branc

34 Outdoor UnitRefrigerant Piping1. Y Branch Selection of Y Branch and Header Models Gas pipe Liquid pipe For example. Indicated Ø9.52 is the outer di

Installation Manual 35ENGLISHRefrigerant Piping2. Header[unit:mm]7 branchARBL0574 branchARBL1047 branchARBL10710 branchARBL101010 branchARBL2010Model

36 Outdoor UnitRefrigerant PipingCAUTIONTo prevent the nitrogen from entering the refrigeration system in the liquid state, the top of the cylinder mu

Installation Manual 37ENGLISHRefrigerant Piping2. VacuumVacuum drying should be made from the service port provided on the outdoor unitʼs service val

38 Outdoor UnitRefrigerant PipingCAUTIONNever charge the refrigerant with service valves closed and unit stopped.If charging is carried out with servi

Installation Manual 39ENGLISHRefrigerant PipingThermal Insulation of Refrigerant PipingHeatinsulationmaterialOutercoveringAdhesive + Heat - resistant

Ventilate before operating air conditionerwhen gas leaked out.• It may cause explosion, fire, and burn.Securely install the cover of control box andth

40 Outdoor UnitElectrical WiringElectrical WiringCAUTIONBe sure to connect the Outdoor Unit to earth. Do not connect earth line to any gas pipe, water

Installation Manual 41ENGLISHElectrical WiringCAUTION• This product have reversed phase protection detector that only works when the power is turned

42 Outdoor UnitElectrical Wiring2. Communication and Power Lines1) Communication cable• Types : shielding wire• Cross section : over 1.0~1.5mm2• Insul

Installation Manual 43ENGLISHElectrical WiringOutdoor unit (1Ø, 220~240V, 50Hz/ 1Ø, 220V, 60Hz/ 3Ø, 380~415V, 50Hz/ 3Ø, 380V, 60Hz)Indoor unit (1Ø,22

44 Outdoor UnitElectrical WiringWhen none are available, follow the instructions below.• Do not connect wiring of different thicknesses to the power t

Installation Manual 45ENGLISHElectrical Wiring3 4 34: Single phase of power supply line(L, N): Communication line (3 line): Wired remote control : Co

46 Outdoor Unit3 Phase 4 Wires Power supply50Hz 380~415VPower supply1 Phase 50Hz220~240V3 Phase 4 Wires Power line(R, S, T, N)Single Phase of power su

Installation Manual 47ENGLISHElectrical Wiring1 Phase 2 WiresPower supply60Hz 220~240VPower supply1 Phase 60Hz220VPower supply switch(Switch fuse : E

48 Outdoor Unit3 Phase 4 Wires Power supply60Hz 380VPower supply1 Phase 60Hz220VPower supply switch(Switch fuse : ELCB)Power supply switch(Switch fuse

Installation Manual 49ENGLISHElectrical Wiring Example Connection of Communication Cable[BUS type] • Connection of communication cable must be insta

Installation Manual 5Safety PrecautionsENGLISH InstallationAlways check for gas (refrigerant) leakageafter installation or repair of product.• Low r

50 Outdoor Unit5 1216 1224 1235 1246 1251234 567 891011121314Short Pipe LengthLong Pipe LengthRefrigerant Auto ChargingRefrigerant CheckingCool/Heat S

Installation Manual 51ENGLISHElectrical WiringLocation of DIP Switch (U4 Chassis, 1 Fan Model)Configuration of DIP Switch (U4 Chassis, 1 Fan Model)CA

52 Outdoor UnitSW01B(DIP S/W)SW02B(DIP S/W)7 - SegmentSW02VAuto addressingSW01VData confirm• The address of indoor units would be set by autoaddressin

Installation Manual 53ENGLISHElectrical Wiring◆ The Procedure of Automatic Addressing• Auto addressing setting endNumbers of indoor unit connection s

54 Outdoor Unit The address of indoor units would be set by auto addressingAutomatic Addressing (U4 Chassis, 1 Fan Model)① Wait for 3 minutes after a

Installation Manual 55ENGLISHElectrical Wiring◆ How to connect central controller (U3 Chassis, 2 Fan Model)- The communication lines connected to INT

56 Outdoor UnitElectrical Wiring Group Number setting for Indoor Units① Confirm the power of whole system(Indoor Unit, Outdoor Unit) is OFF, otherwis

Installation Manual 57ENGLISHElectrical Wiring Using Cool/Heat Selector Installation and Connection• Connect wires as below figure at the hole of ba

58 Outdoor UnitTest Run1. Test run should be performed after auto-addressing2. Test run can be performed when 3 minutes passed after power on, by DIP

Installation Manual 59ENGLISHTest RunSensor checking function judges whether the current temperature of indoor and outdoor unit sensors is rightor no

6 Outdoor UnitSafely dispose of the packing materials.• Packing materials, such as nails and other metal orwooden parts, may cause stabs or other inju

60 Outdoor UnitTest Run Indoor unit error display1. 1st and 2nd number represents indoor unit number. Indoor unit number follows auto addressing nu

Installation Manual 61ENGLISHTest RunRefrigerant Auto Charging Function (U3 Chassis, 2Fan Model)This function charges appropriate amount of refrigera

62 Outdoor UnitTest RunCapillary AssemblyCharging portmanifoldProcedure1. Arrange manifold,capillary assembly, refrigerant vessel and scale2. Connect

Installation Manual 63ENGLISHTest RunThis function charges appropriate amount of refrigerant automatically through cycle operation. This function ju

64 Outdoor UnitTest Run[ Error contents about auto refrigerant charging function ]1. : Temperature Range Error (In case that IDU or ODU is out of ran

Installation Manual 65ENGLISHTest RunNight Silent OperationIn cooling mode, this function makes the ODU fan operate at low RPM to reduce the fan nois

66 Outdoor UnitTest RunError Indicator• This function indicates types of failure in self-diagnosis and occurrence of failure for air condition.• Error

Installation Manual 67ENGLISHTest RunSystem is turned off by outdoor unit InverterCompressor High Discharge TemperatureSystem is turned off by excess

68 Outdoor UnitTest RunSelf-Diagnosis Function (U4 Chassis, 1FAN Model)Error Indicator• This function indicates types of failure in self-diagnosis and

Installation Manual 69ENGLISHTest RunSystem is turned off by outdoor unit InverterCompressor High Discharge TemperatureSystem is turned off by excess

Installation Manual 7Installation ProcessInstallation ProcessThe foundation must be level evenOutdoor unit foundation workAvoid short circuits and en

70 Outdoor UnitCaution For Refrigerant LeakThe installer and system specialist shall secure safety against leakage according to local regulations or s

Installation Manual 71ENGLISHCaution For Refrigerant Leak(3) With partition and without opening which serve as passage of air to adjoining room Calc

72 Outdoor UnitInstallation Guide at the SeasideInstallation Guide at the Seaside1. Air conditioners should not be installed in areas where corrosive

Installation Manual 73Installation Guide at the SeasideENGLISHThe below Installation guide is limited applicable only for model ARUN50GS2AInstallatio

Installation Guide at the Seaside74 Outdoor Unit

ChassisSystem(HP)ModelRefrigerant Product charge kgMax. Connectable No. of Indoor UnitsNet Weight(Gross Weight) kgDimensions (WxHxD) mminchConnecting

Installation Manual 9Outdoor Units InformationENGLISHChassisSystem(HP)ModelRefrigerant Product charge kgMax. Connectable No. of Indoor UnitsNet Weigh