Multi V Air Conditioner SVC MANUAL(Exploded View) MODEL

Internal Use Onlyhttp://biz.lgservice.comMulti V Air ConditionerSVC MANUAL(Exploded View)MODEL : ARNU07GBHA2ARNU09GBHA2ARNU12GBHA2ARNU15GBHA2ARNU18GBHA2ARNU24GBHA2ARNU28GBGA2ARNU36GBGA2ARNU42GBGA2ARNU48GBRA2CAUTIONBefore Servicing the unit, read the safety precautions in General SVC manual.Only for authorized service personnel.

1. SpecificationTypeModelCooling CapacityHeating CapacityCasingDimensions(WxDxH) BodyCoilRows xFace AreaTypeMotor OutputRunningAir Flow(High Mode-factoryFanExternalAir Flow(StandardExternalDriveMotor typeTemperature ControlSound Absorbing ThermalAir FilterSafety DeviceLiquidPipe Connections Gas SideDrain Pipe(InternalNet WeightNoise Level(Sound Press,Power SupplyRefrigerant ControlPower cableTransmission cableUnitkWkcal/hBtu/hkWkcal/hBtu/hmminchm 2WACMMcfmmmAq(Pa)CMMcfmmmAq(Pa)Materialmm(inch)mm(inch)mmkg(lbs)dB(A)Ø, V, Hzmm 2mm 2 Ceiling Concealed Duct -High StaticColumns x FPIx NumberCurrentRate(H/M/L)set)Static PressureRate(H/M/L)Mode)Static PressureInsulationSideDia.)1.5m, H/M/L)ARNU07GBHA2 ARNU09GBHA2 ARNU12GBHA2 ARNU15GBHA22.2 2.8 3.6 4.51,900 2,400 3,100 3,9007,500 9,600 12,300 15,4002.5 3.2 4.0 5.02,200 2,800 3,400 4,3008,500 10,900 13,600 17,100Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate882x450x260 882x450x260 882x450x260 882x450x26034.7x17.7x10.2 34.7x17.7x10.2 34.7x17.7x10.2 34.7x17.7x10.22x10x21 2x10x21 2x10x21 2x10x210.15 0.15 0.15 0.15Sirocco Fan Sirocco Fan Sirocco Fan Sirocco Fan118 118 118 1180.92 0.92 0.92 0.928.5/7.5/6 10/8.5/7.5 12/10/8.5 13.5/12/8.5247/230/212 318/282/247 424/353/318 494/424/3538(80) 8(80) 8(80) 8(80)8.5/8/7.5 8.5/8/7.5 11/8.5/8 13.5/12/11247/230/212 318/282/247 424/353/318 494/424/3536(60) 6(60) 6(60) 6(60)Direct Direct Direct DirectBLDC BLDC BLDC BLDCMicroprocessor, Thermostat for cooling and heating Microprocessor, Thermostat for cooling and heating Microprocessor, Thermostat for cooling and heating Microprocessor, Thermostat for cooling and heatingFoamed polystrene Foamed polystrene Foamed polystrene Foamed polystrene- - - -Fuse Fuse Fuse FuseØ6.35(1/4) Ø6.35(1/4) Ø6.35(1/4) Ø6.35(1/4)Ø12.7(1/2) Ø12.7(1/2) Ø12.7(1/2) Ø12.7(1/2)25.0 25.0 25.0 25.026(57.4) 26(57.4) 26(57.4) 26(57.4)35/34/33 35/34/33 37/35/34 39/38/371, 220 ~ 240, 50 1, 220 ~ 240, 50 1, 220 ~ 240, 50 1, 220 ~ 240, 501, 220, 60 1, 220, 60 1, 220, 60 1, 220, 60EEV EEV EEV EEVCV1.5 x 3C CV1.5 x 3C CV1.5 x 3C CV1.5 x 3CCVV-SB 1.25 x 2C CVV-SB 1.25 x 2C CVV-SB 1.25 x 2C CVV-SB 1.25 x 2CNotes:-1. Capacities are based on the following conditions:Cooling • Indoor temp. 27°C[80.6°F]DB/ 19°C[66.2°F]WB• Outdoor temp. 35°C[95°F]DB/ 24°C[75.2°F]WB• Interconnecting Piping Length 7.5m• Level Difference of ZeroHeating • Indoor temp. 20°C[68°F]DB/ 15°C[59°F]WB• Outdoor temp. 7°C[44.6°F]DB/ 6°C[42.8°F]WB• Interconnecting Piping Length 7.5m• Level Difference of Zero2. Capacities are net capacities3. Due to our policy of innovation some specifications may be changed without prior notification4. To be added for more available Models5. EEV : Electronic Expansion Valve6. Noise Level is Standard Mode(for actual High Mode(factory set) condition, Noise Level may exceed the standard level by 1.5dBA)Conversion Formulakcal/h= kW x 860Btu/h = kW x 3412cfm = m 3 /min x 35.3l/s = CMM x 1000/60Copyright ©2007 LG Electronics. Inc. All right reserved.Only for training and service purposes- 2 -LGE Internal Use Only

TypeModelCooling CapacityHeating CapacityCasingDimensions(WxDxH) BodyCoilRows xFace AreaTypeMotor OutputRunningAir Flow(High Mode-factoryFanExternalAir Flow(StandardExternalDriveMotor typeTemperature ControlSound Absorbing ThermalAir FilterSafety DeviceLiquidPipe Connections Gas SideDrain Pipe(InternalNet WeightNoise Level(Sound Press,Power SupplyRefrigerant ControlPower cableTransmission cableUnitkWkcal/hBtu/hkWkcal/hBtu/hmminchm 2WACMMcfmmmAq(Pa)CMMcfmmmAq(Pa)Materialmm(inch)mm(inch)mmkg(lbs)dB(A)Ø, V, Hzmm 2mm 2 Ceiling Concealed Duct(High Static)Columns x FPIx NumberCurrentRate(H/M/L)set)Static PressureRate(H/M/L)Mode)Static PressureInsulationSideDia.)1.5m, H/M/L)ARNU18GBHA2 ARNU24GBHA2 ARNU28GBGA25.6 7.1 8.24,800 6,100 7,10019,100 24,200 28,0006.3 8.0 9.25,400 6,900 8,00021,500 27,300 31,500Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate882x450x260 882x450x260 1,182x450x29834.7x17.7x10.2 34.7x17.7x10.2 46.5x17.7x10.23x10x21 3x10x21 3x12x210.15 0.15 0.26Sirocco Fan Sirocco Fan Sirocco Fan118 118 3900.92 0.92 2.3015.5/13.5/12.4 18.3/16.9/15.5 25.9/24.1/21.8547/477/438 646/597/547 915/851/7708(80) 8(80) 10(100)15.3/13.6/10.3 19/16.4/14.5 25.3/21.8/17.6540/480/364 671/579/512 893/770/6226(60) 6(60) 8(80)Direct Direct DirectBLDC BLDC BLDCMicroprocessor, Thermostat for cooling and heating Microprocessor, Thermostat for cooling and heating Microprocessor, Thermostat for cooling and heatingFoamed polystrene Foamed polystrene Foamed polystrene- - -Fuse Fuse FuseØ6.35(1/4) Ø9.52(3/8) Ø9.52(3/8)Ø12.7(1/2) Ø15.88(5/8) Ø15.88(5/8)25.0 25.0 25.026.5(58.4) 26.5(58.4) 38(83.8)42.5/41/37 45/43/41 44/42/401, 220 ~ 240, 50 1, 220 ~ 240, 50 1, 220 ~ 240, 501, 220, 60 1, 220, 60 1, 220, 60EEV EEV EEVCV1.5 x 3C CV1.5 x 3C CV1.5 x 3CCVV-SB 1.25 x 2C CVV-SB 1.25 x 2C CVV-SB 1.25 x 2CNotes:-1. Capacities are based on the following conditions:Cooling • Indoor temp. 27°C[80.6°F]DB/ 19°C[66.2°F]WB• Outdoor temp. 35°C[95°F]DB/ 24°C[75.2°F]WB• Interconnecting Piping Length 7.5m• Level Difference of ZeroHeating • Indoor temp. 20°C[68°F]DB/ 15°C[59°F]WB• Outdoor temp. 7°C[44.6°F]DB/ 6°C[42.8°F]WB• Interconnecting Piping Length 7.5m• Level Difference of Zero2. Capacities are net capacities3. Due to our policy of innovation some specifications may be changed without prior notification4. To be added for more available Models5. EEV : Electronic Expansion Valve6. Noise Level is Standard Mode(for actual High Mode(factory set) condition, Noise Level may exceed the standard level by 1.5dBA)Conversion Formulakcal/h= kW x 860Btu/h = kW x 3412cfm = m 3 /min x 35.3l/s = CMM x 1000/60Copyright ©2007 LG Electronics. Inc. All right reserved.Only for training and service purposes- 3 -LGE Internal Use Only

TypeModelUnit ARNU36GBGA2Transmission cable mm 2 CVV-SB 1.25 x 2CkW10.6Cooling Capacitykcal/hBtu/hkW9,10036,20011.9Heating Capacitykcal/hBtu/h10,20040,600CasingGalvanized Steel PlateDimensions(WxDxH)mm 1,182x450x298Bodyinch 46.5x17.7x10.2CoilRows x Columns x FPI3x12x21Face Area m 20.26TypeMotor Output x Number WSirocco Fan390Running Current A2.30Air Flow Rate(H/M/L) CMM 32.3/29/25.3(High Mode-factory set) cfm 1,141/1,024/893Fan External Static Pressure mmAq(Pa) 10(100)Air Flow Rate(H/M/L) CMM 28.4/25.3/21.8(Standard Mode) cfm 1,003/893/770External Static Pressure mmAq(Pa) 8(80)DriveMotor typeDirectBLDCTemperature ControlSound Absorbing Thermal Insulation MaterialAir FilterSafety DeviceMicroprocessor, Thermostat for cooling and heatingFoamed polystrene-FuseLiquid Sidemm(inch) Ø9.52(3/8)Pipe Connections Gas Side mm(inch) Ø15.88(5/8)Drain Pipe(Internal Dia.) mm25.0Net Weightkg(lbs)38(83.8)Noise Level(Sound Press, 1.5m, H/M/L) dB(A)46/44/42Power SupplyØ, V, Hz1, 220 ~ 240, 501, 220, 60Refrigerant ControlPower cable mm 2EEVCV1.5 x 3CCeiling Concealed Duct(High Static)ARNU42GBGA2 ARNU48GBRA212.3 14.110,600 12,10042,000 48,10013.8 15.911,000 13,20043,800 51,200Galvanized Steel Plate Galvanized Steel Plate1,182x450x298 1,230x590x38046.5x17.7x10.248.4x23.2x153x12x213x13x190.26 0.38Sirocco FanSirocco Fan390 3902.30 2.3034.5/32.3/30.7 44.8/40.6/33.31,218/1,141/1,084 1,582/1,434/1,17610(100) 14(140)32/28.4/27.2 44.4/39.5/33.51,130/1,003/961 1,568/1,395/1,1838(80) 10(100)DirectDirectBLDCBLDCMicroprocessor, Thermostat for cooling and heating Microprocessor, Thermostat for cooling and heatingFoamed polystrene Foamed polystrene- -FuseFuseØ9.52(3/8)Ø9.52(3/8)Ø15.88(5/8)Ø15.88(5/8)25.0 25.038(83.8) 53(117)48/46/45 45/43/411, 220 ~ 240, 50 1, 220 ~ 240, 501, 220, 60 1, 220, 60EEVEEVCV1.5 x 3CCV1.5 x 3CCVV-SB 1.25 x 2C CVV-SB 1.25 x 2CNotes:-1. Capacities are based on the following conditions:Cooling • Indoor temp. 27°C[80.6°F]DB/ 19°C[66.2°F]WB• Outdoor temp. 35°C[95°F]DB/ 24°C[75.2°F]WB• Interconnecting Piping Length 7.5m• Level Difference of ZeroHeating • Indoor temp. 20°C[68°F]DB/ 15°C[59°F]WB• Outdoor temp. 7°C[44.6°F]DB/ 6°C[42.8°F]WB• Interconnecting Piping Length 7.5m• Level Difference of Zero2. Capacities are net capacities3. Due to our policy of innovation some specifications may be changed without prior notification4. To be added for more available Models5. EEV : Electronic Expansion Valve6. Noise Level is Standard Mode(for actual High Mode(factory set) condition, Noise Level may exceed the standard level by 1.5dBA)Conversion Formulakcal/h= kW x 860Btu/h = kW x 3412cfm = m 3 /min x 35.3l/s = CMM x 1000/60Copyright ©2007 LG Electronics. Inc. All right reserved.Only for training and service purposes- 4 -LGE Internal Use Only

2. List of FunctionsCategoryAir flowAir purifyingInstallationReliabilityConvenienceIndividualcontrolSpecialfunction kitFunctionAir supply outletAirflow direction control(left & right)Airflow direction control(up & down)Auto swing(left & right)Auto swing(up & down)Airflow steps(fan/cool/heat)Chaos swingChaos wind(auto wind)Jet cool(Power wind)Swirl windDeodorizing filterPlasma air purifierPrefilter(washable / anti-fungus)Drain pumpE.S.P. controlElectric heater(operation)High ceiling operationHot startSelf diagnosisSoft dry operationAuto changeoverAuto cleaningAuto operation(artificial intelligence)Auto restart operationChild lockForced operationGroup controlSleep modeTimer(on/off)Timer(weekly)Two thermistor controlStandard wired remote controllerWide Character wired remote controllerPicto wired remote controllerDeluxe wired remote controllerSimple wired remote controllerWired remote controller(for hotel use)Wireless remote controller(simple)Wireless LCD remote controlZone controlCTIEElectro thermostatARNU07GBHA2, ARNU09GBHA2, ARNU12GBHA2, ARNU15GBHA2,ARNU18GBHA2, ARNU24GBHA2, ARNU28GBGA2 , ARNU36GBGA2,ARNU42GBGA2, ARNU48GBRA21----3/3/3----XXOOOX-OOOO(only heat recovery)XO(only heat pump or cooling only)OO-OXOOOAccessoryAccessoryAccessoryAccessoryAccessoryXAccessoryAccessory--O : Applied X : Not applied – : No relationOption : Model name & price are different according to options, and assembled in factory with main unit.Accessory : Installed at field, ordered and purchased separately by the corresponding model name, supplied with separatepackage.Copyright ©2007 LG Electronics. Inc. All right reserved.Only for training and service purposes- 5 -LGE Internal Use Only

3. Piping DiagramsHeat ExchangerEEVFilter:Cooling:HeatingTh3Sirocco FanTh2FilterTh1lndoor unitRefrigerant pipe connection port diameter[unit: mm(inch)]MODEL GAS LIQUIDARNU07GBHA2 Ø12.7(1/2) Ø6.35(1/4)ARNU09GBHA2 Ø12.7(1/2) Ø6.35(1/4)ARNU12GBHA2 Ø12.7(1/2) Ø6.35(1/4)ARNU15GBHA2 Ø12.7(1/2) Ø6.35(1/4)ARNU18GBHA2 Ø12.7(1/2) Ø6.35(1/4)ARNU24GBHA2 Ø15.88(5/8) Ø9.52(3/8)ARNU28GBGA2 Ø15.88(5/8) Ø9.52(3/8)ARNU36GBGA2 Ø15.88(5/8) Ø9.52(3/8)ARNU42GBGA2 Ø15.88(5/8) Ø9.52(3/8)ARNU48GBRA2 Ø15.88(5/8) Ø9.52(3/8)LOC.Th1Th2Th3DescriptionRoom thermistorPipe in thermistorPipe out thermistorCopyright ©2007 LG Electronics. Inc. All right reserved.Only for training and service purposes- 6 -LGE Internal Use Only

4. Wiring DiagramsBH ChassisCN_PIPE/INCN_PIPE/OUTCN_REMOCN_ROOMCN_COMCN_D/PUMPCN_CCCN_POWERCN_DISPCN_OPTION CN_EEV CN_ZONECN-FLOATCN_MOTOR1CN_MOTOR2Copyright ©2007 LG Electronics. Inc. All right reserved.Only for training and service purposes- 7 -LGE Internal Use Only

5. Exploded ViewBHW1JK346810348601137213B359012336610A336610B137214349600147901137213ATHERMISTOR 2567480BTHERMISTOR 3567480CW3001354210567480ATHERMISTOR 1268711C268711DW0FZZW6640249951437212A437212B352118152302W50011352115330870158591Thermistor 1 567480A Air Housing color : yellowThermistor 2 567480B Eva. in Housing color : whiteThermistor 3 567480C Eva. out Housing color : redCopyright ©2007 LG Electronics. Inc. All right reserved.Only for training and service purposes- 8 -LGE Internal Use Only

BGW1JK359012346810346810137213B336610A336610B137214349600359012147901137213ATHERMISTOR 2 THERMISTOR 3567480B 567480CW0FZZ261704W3001354210567480ATHERMISTOR 1268711D268711C268711EW6640249951352118152302W5001155211G330870437212B437212A158591Thermistor 1 567480A Air Housing color : yellowThermistor 2 567480B Eva. in Housing color : whiteThermistor 3 567480C Eva. out Housing color : redCopyright ©2007 LG Electronics. Inc. All right reserved.Only for training and service purposes- 9 -LGE Internal Use Only

BRW1JK336610A336610B137214346810349600359012147901249951THERMISTOR 2567480BTHERMISTOR 3567480CW0FZZW3001354210567480ATHERMISTOR 1268711CW6640268711D268711E26170435211815230255211GW50011330870437212B437212A158591Thermistor 1 567480A Air Housing color : yellowThermistor 2 567480B Eva. in Housing color : whiteThermistor 3 567480C Eva. out Housing color : redCopyright ©2007 LG Electronics. Inc. All right reserved.Only for training and service purposes- 10 -LGE Internal Use Only

P/NO : MFL42947606 January, 2008