LG ARUN024GSS4.EWGBLUS Manual do Utilizador Página 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

11ENGLISHCAUTIONPlease block the pipe knock outs of the front and side panels afterinstalling the pipes. (Animals or foreign objects may be brought in

12ENGLISH2 TonConnect the refrigerant pipe, and after the refrigerant leakage inspec-tion, cover with insulation material and wrap with vinyl tape.Tig

13ENGLISHTotal 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

14ENGLISHWARNING• It is recommended that difference of piping length for pipesconnected to the Indoor Unit is minimized. Performance differ-ence betwe

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 connec-tion then c

17ENGLISH[Unit:mm(inch)]Leak testLeak test should be made by pressurizing nitrogen gas to 3.8MPa(551.1psi). If the pressure does not drop for 24 hours

18ENGLISHNOTE!Always add an appropriate amount of refrigerant. (For the refrigerant addi-tional charge) Too much or too little refrigerant will cause

19ENGLISHABEBIABDC1m1mDFGBGDBHIJAⒶ SleeveⒷ Heat insulating materialⒸ LaggingⒹ Caulking materialⒺ BandⒻ Waterproofing layerⒼ Sleeve with edgeⒽ Lagging

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

20ENGLISHSide panelWARNINGThe temperature sensor for outdoor air should not be exposed todirect sunlight.- Provide an appropriate cover to intercept d

21ENGLISH- Power supply cords of parts of appliances for outdoor use should notbe lighter than polychloroprene sheathed flexible cord.- Don't ins

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

23ENGLISHExample) 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

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

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