LG Electronics LA120HPO, LA090HPO, LA120CPO, LA120HPI, LA120CPI Outdoor Unit, 9k, 12k Models

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Dimensions

Outdoor Unit

	W	L2
L1	D
	L3

H

L4

L5

Gas side

(3-way valve)

Liquid side

(2-way valve)

		MODEL	9k, 12k Models
	DIM	unit	9k, 12k Models
	DIM	unit
	W	mm	770(30.3)
	H	mm	540(21.3)
	D	mm	245(9.6)
	L1	mm	285(11.2)
	L2	mm	64(2.5)
	L3	mm	518(20.4)
	L4	mm	10(0.4)
	L5	mm	100(3.9)

10Room Air Conditioner

Image 10

Contents Room Air Conditioner Table of Contents Do not use damaged power cords, plugs, or a loose socket Safety PrecautionsInstallation Install the panel and the coverDo not install the product on a defective installation stand OperationDo not use the product in a tight When flammable gas leaks, turnDo not place a heater or other Sounds, odors, or smoke comesKeep level even when installing That water is drained away propCial purposes, such as preserv Product when removingDo not use the product for spe Ing foods, works of art, etc. It is aOutlet while the air conditioner is DisuseIt is not sanitary and could cause Symbols Used in this Manual DimensionsIndoor Unit Outdoor Unit 9k, 12k ModelsProduct Specifications ModelsInstallation Parts InstallationInstallation Tools Installation Map Confirm The Refrigerant This Product Contains R-410A RefrigerantIndoor unit Rooftop InstallationsSelect the best Location Outdoor unitOil trap should be installed every 16.4~23feets 5~7 meters Piping Length and ElevationCover pipe and cover side remove Preparing Work for InstallationOpen panel front Drain hose junctionFixing Indoor Unit Pipe and the wire. Refer to installationCase of nothing wrong, connect Flaring work and connection of piping Flaring WorkIndoor Connecting the PipingCheck Foamed polyethylene or equivalent is recommendedWrap the insulation material around the connecting portion Indoor unit tubing Flare nut PipingsFor right piping. Follow the instruction below Good case Bad caseConnection of Piping -Outdoor Connecting the Cables Connection method of the connecting cableExample How to connect wiring to the terminalsConnecting the cable between indoor unit and outdoor unit To check the drainage Checking the DrainageDrain piping Forming the Piping Air purging Air PurgingAir purging with vacuum pump Evacuation Soap water methodFinishing the job Charging Panel Front Assembly Settlement of outdoor unit Prepare remote controllerTest Running Evaluation of the performancePump Down Procedure Pump DownHow to replace picture & photograph Operation FunctionsCooling Operation Mode Time delay Safety ControlChaos Swing Mode Function of main controlAuto Operation Electronic control mode Auto Operation for CoolingAuto Operation for Dehumidificationonly Heating Model Healthy DehumidificationAuto Operation for Heatingonly Heating Model Heating Operation Modeonly Heating Model Hot-Start ControlCooling Mode with the Sleep Mode Cooling or Heating Mode with Sleep Mode Auto ControlHeating Mode with the Sleep Modeonly Heating Model Cooling Heat pump Model Auto restartForced Operation Test operationSelf-diagnosis Function Signal ReceptorDisplay Function Operation Indication LampsControls Remote Control OperationsNd F Button To remove the Grille from the Chassis DisassemblyTo remove the Control Box Before removing the Turbo Fan To remove the Evaporator. Remove hole tubing holdeTo remove the Motor Schematic Diagram Heat Pump/Cooling Only SeriesIndoor UnitHeat Pump Series/ Cooling Only Series Outdoor Unit Indoor Unit P.W.B. Assembly No A20999A PCB ASSEMBLY, Main Top View Bottom ViewOutdoor Unit P.W.B. Assembly No A20901C PCB ASSEMBLY, Main Top View Bottom ViewNo A20921A PCB Assembly Display P.W.B. ASMWiring Diagram Outdoor UnitCooling Only Models, & Heating Models Troubleshooting Guide Refrigeration Cycle DiagramPiping Length and Elevation Pumping Down ProcedureWay Valve Air purging of the charge hoseRe-air purging Balance refrigerant of the 3-way valve Gas leakageEvacuation All amount of refrigerant leakedConnect the charge hose to the charging cylinder Gas ChargingAfter Evacuation Purge the air from the charge hoseAccording to Indoor & Outdoor Temperature Method of using graphMethod of using equation Additional gas chargingCycle Parts Trouble analysisElectronic Parts 9k model Product does not operate at allProduct is not operate with the remote controller Compressor/Outdoor Fan are unable to drive When indoor Fan does not operate NectorWhen Vertical Louver does not operate When a comunication error occurs Phenomena in case of connecting error Indoor UnitOutdoor Unit Voltage of Connectors according to Indoor Fan Speed RY-COMP-BExploded View Indoor UnitOutdoor Unit Replacement Parts List Parts ListIndoorParts ListOutdoor December No A20926C