LG UB85.N94 User Manual

www.lg.comCopyright © 2017 - 2018 LG Electronics Inc. All Rights Reserved.P/NO : MFL67939931Rev.00_042318Please read this installation manual complete

10The indoor unit installationThe indoor unit installationInstallation of UnitInstall the unit above the ceiling correctly.CASE 1POSITION OF SUSPENSIO

The indoor unit installationInstallation Manual 11ENGLISHDrainage holeCEGDFIAJBHInspection PortIndoor UnitCeilingCanvas DuctAir IntakePortCeiling Boa

12The indoor unit installationHKGEFLIJBACDM10 NutM10 SP. washer M10 washer X 4X 4(Localsupply)X 4M10 NutM10 SP. washer M10 washer X 4X 4(Localsupply)X

The indoor unit installationInstallation Manual 13ENGLISH1 Set anchorOld building New building2 Plate washer3 Spring washer4 Nut5 Suspension boltsC

14The indoor unit installationCAUTION1. Install declination of the indoor unit is very important for the drain of the duct type airconditioner.2. Mini

The indoor unit installationInstallation Manual 15ENGLISHDrainage holeU-TrapBCA ≥ 70 mmB ≥ 2CC ≥ 2 x SP SP = External Pressure(mmAq)Ex) External Pres

16The indoor unit installation• Drain piping must have down-slope : be surenot to provide up-and-down slope to preventreversal flow.• During drain pip

The indoor unit installation Installation Manual 17ENGLISH1) Remove the Air Filter.2) Check the drainage.• Spray one or two glasses of water upon t

18The indoor unit installationBe sure to give insulation work to refrigerant piping by covering liquid pipe and gas pipe separatelywith enough thickne

The indoor unit installationInstallation Manual 19ENGLISHWiring Connection• Open the control box cover and connect the Remote controller cord and Ind

2Single A Air Conditioner Installation ManualCONTENTSSafety Precautions ...

20The indoor unit installationu Precautions when laying power wiringUse round pressure terminals for connections to the power terminal block.When none

Remote Controller InstallationInstallation Manual 21ENGLISHRemote Controller Installation12323<Wire guide grooves>1. Please fix tightly using p

22Remote Controller InstallationWired remote controller installation5 feet(1.5 meters)DirectSun ray contact areanonoyesnonoFig.1 Typical locations for

Remote Controller InstallationInstallation Manual 23ENGLISHNOTEOPERATION INDICATION SCREENSET TEMPERATURE BUTTONFAN SPEED BUTTONON/OFF BUTTONOPRATION

24Optional OperationOptional OperationFunction Code SetPress button to start.3During the test run, pressing the below button will exit the tes

Installation Manual 25Optional OperationENGLISHInstaller Setting - Setting Address of Central ControlIt's the function to use for connecting cen

26Optional OperationInstaller Setting -ThermistorFunction Code Thermistor settingSet Thermistor value by pressing button. (01: Remote Controller, 02:

Installation Manual 27Optional OperationENGLISHInstaller Setting-Group SettingIt is a function for settings in group control, or 2-remote controller

28Optional OperationInstaller Setting-Dry Contact Mode SettingDry contact function is the function that is possible to use only when dry contact equip

Installation Manual 29ENGLISHOptional OperationInstaller Setting-Celsius / Fahrenheit SwitchingFunction Codeconversion mode valueIf pressing b

Safety PrecautionsInstallation Manual 3ENGLISHSafety PrecautionsTo prevent the injury of the user or other people and property damage, the following

30Optional OperationInstaller Setting -Optional Function SettingFunction Code Existing condition Select existing condition of each mode by pressing

Installation Manual 31ENGLISHOptional Operation Installer Setting – Remote controller Mode LockCode value for modelock settingSet valueSelect the r

32How to Set E.S.P?• If you set ESP incorrectly, the air conditioner may malfunction. • This setting must be carried out by a certificated-technician.

Installation Manual 33ENGLISHHow to Set E.S.P?Installer Setting - Static Pressure Step Setting- Static Pressure (Code 06) setting will not be used if

34How to Set E.S.P?Note :1. The above table shows the correlation between the air rates and E.S.P.2. Be sure to set the value refering table 1. Unexpe

Installation Manual 35ENGLISHHow to Set E.S.P?Ceiling Concealed Duct – Mid staticTable 2Model Step CMMStatic Pressure[mmAq(Pa)]2(20) 2.5(25) 3(29) 4(

36How to Set E.S.P?NOTE1. Be sure to set the value refering table 2. Unexpected set value will cause mal-function.2. Table 2 is based at 230 V. Accord

How to Set E.S.P? Installation Manual 37ENGLISHCeiling Concealed Duct – H-INVTable 3Model Step CMMStatic Pressure [mmAq (Pa)]4(39) 5(49) 6(59) 8

38How to Set E.S.P? Model Step CMMStatic Pressure[mmAq(Pa)]6(59) 7(69) 8(78) 9(88) 10(98) 12(118) 13(127) 14(137) 15(147) 16(157) 18(176)Setting Val

Self-diagnosis FunctionInstallation Manual 39ENGLISHIndoor Unit ErrorEx) Error 03 (Remote controller error)Self-diagnosis FunctionDip Switch Setting3

4Safety Precautions- Otherwise, it may cause fire, electric shock, explosion or death.• Use a vacuum pump or Inert (nitrogen) gas when doing leakage t

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Installation Manual 5Safety Precautions ENGLISHInstallation• Always check for gas (refrigerant) leakage after installation or repair of product.- L

6Model DesignationProduct information- Product Name : Air conditioner.- Additional Information : serial number is refer to the barcode on the product

External AppearanceInstallation Manual 7ENGLISHExternal Appearance• Ceiling Concealed Duct – Low static pressureL1/L2/L3 Chassis• Ceiling Concealed D

8Installation PlacesCeiling Concealed Duct – Low Static Ceiling Concealed Duct – Mid StaticCeiling Concealed Duct – CompactInstallation PlacesInstall

Installation PlacesInstallation Manual 9ENGLISHCAUTION : In case that the unit is installed near the sea, the installation partsmay be corroded by sa