LG ARUN048GSS4.EWGBLUS Bedienungsanleitung Seite 1

P/NO : MFL67798024 INSTALLATION MANUALAIRCONDITIONERwww.lg.comPlease read this installation manual completely before installing the product.Installati

10ENGLISH1 Always use the nitrogen.(not use oxygen, carbon dioxide, anda Chevron gas): Please use the following nitrogen pressure0.02MPa(2.9psi) Oxyg

11ENGLISH- Pipe connections can be done on the front side or on the side accord-ing to the installation environments.- Be sure to let 0.2kgf/cm2(0.284

12ENGLISHTotal pipe length = A+B+C+D+a+b+c+d+e ≤ 300m(984ft)LLongest pipe length Equivalent pipe length(*)A+B+C+D+e ≤ 150m(492ft) A+B+C+D+e ≤ 175m(574

13ENGLISH• * : Assume equivalent pipe length of Y branch to be 0.5m(1.6ft),that of header to be 1m(3.3ft), calculation purpose• Indoor Unit should b

14ENGLISHIndoor Unit ConnectionIndoor Unit connecting pipe from branch (a,b,c,d,e,f)Indoor Unit capacity[kW(Btu/h)]Liquid pipe[mm(inch)]Gas pipe [mm(i

15ENGLISH1st1st1stMain pipeDistribution2nd2nd3rd3ndMain pipeDistribution1st3rd3rd main pipe distribution2ndHorizontal Distribution• When the number of

16ENGLISH• Joints between branch and pipe should be sealed with the tape in-cluded in each kit.• Any cap pipe should be insulated using the insulator

17ENGLISHNOTE!If the ambient temperature differs between the time when pressure is appliedand when the pressure drop is checked, apply the following c

18ENGLISHBe sure to give insulation work to refrigerant piping by covering liquidpipe and gas pipe separately with enough thickness heat-resistant pol

19ENGLISH2-Core Shield CableMulti-Core CableRemotecontrolRemotecontrolRemotecontrolRemotecontrolIndoorUnitOutdoor UnitOutdoor UnitIndoorUnitIndoorUnit

2ENGLISH• Do not cool excessively indoors. This may be harmful for your healthand may consume more electricity.• Block sunlight with blinds or curta

20ENGLISHNOTE!• The figures are based on assumed length of parallel cabling upto 100m(328ft). For length in excess of 100m(328ft) the figureswill have

- About more information of IO Module, please refer to IO Modulemanual.CAUTIONBe sure to turn off outdoor unit power before installation.!++※Pictures

Example) Group number setting 1stnumber indicate the group number2nd number point out indoor unit numberSODU.B SODU.A IDU.B IDU.A CEN.B CEN.A DRY1 DRY

CAUTION• Request installer to set the function during installation. • If ODU RPM changes, cooling capacity may go down.!Master unit PCB DIP switch on

24ENGLISHMaster unit PCB DIP switch on : No.5Select the mode using ‘▶’, ‘◀’ Button :“Func” Push the ‘●’ buttonSelect the Function using ‘▶’, ‘◀’ Butto

25ENGLISHError No. of CompressorError No.Error No. of UnitRepeatDisplay Title Cause of ErrorIndoor unit related error0 1 -Air temperature sensor of in

26ENGLISHDisplay Title Cause of Error5 0 1Omitting connection of R, S, T power of Outdoor Unit Omitting connection of outdoor unit5 1 1Excessive capac

27ENGLISHCalculate minimum room capacityCalculate room capacity by regarding a portion as one room or thesmaller room.- With partition and with openin

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

US1. Please call the installing contractor of your product, as warranty service will be provided by them.2. If you have service issues that have not b

3CAUTIONInstallation• Always check for gas (refrigerant) leakage after installation or repair of product.- Low refrigerant levels may cause failure of

4ENGLISHThe foundation must be level evenOutdoor unit foundation workAvoid short circuits and ensure sufficient space is allowed for serviceInstallatio

5ENGLISHAir inlet grille700[Unit : mm]Turn the air outlet side toward thebuilding's wall, fence or windbreak screen.WARNINGFix the outdoor unit f

6ENGLISHIn case of obstacles on the discharge side1. Stand alone installation500(19-5/8) or more500(19-5/8) or less1000 (39-1/4) or more500(19-5/8) or

7ENGLISHSeasonal wind and cautions in winter• Sufficient measures are required in a snow area or severe cold areain winter so that product can be oper

8ENGLISH• Fix the unit tightly with bolts as shown below so that unit will not falldown due to earthquake or gust.• Use the H-beam support as a base s

9ENGLISHFlaring work- Carry out flaring work using flaring tool as shown below.Firmly hold copper tube in a bar(or die) as indicated dimension in thet