Heat Controller A-MMC18FA-1, B-MMH12FA-1, B-MMC12FA-1 manual Display Assembly Split Type 6871A20680

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Schematic Diagram

2. Display ASSEMBLY

1) Split Type (6871A20680)

Wall Mounted Multi-Zone Split System Air Conditioner

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Contents Heat CONTROLLER, INC Table of Contents KBtu/h 2 rooms Symbols Used in this ManualKBtu/h 3 rooms Be sure not to do Be sure to follow the instruction Safety PrecautionsInstallation Control box securely Cuit and breakerDefective installation stand Do not install, remove, or reDo not install the product on a Do not allow water to run into electric partsNever enter the product When the product is soaked Be cautious that water canFlooded or submerged, contact Installing the product Install the drain hose to ensure that Keep level even whenUse two or more people to lift and transport the product Operational Do not use the remote is the batteries have leaked Seaside applications and installation Selecting the locationOutdoor UnitIndoor Unit DimensionsSplit Type Indoor Outdoor Unit 18kBtu/h24kBtu/h UE2 36kBtu/hProduct Specifications Indoor Unit Type Wall Mounted ModelOutdoor Unit Multiple piping models MMC18FA-1 MMH18FA-1MMC24FA-1 MMH24FA-1 MMC36FA-1 MMH36FA-1 Installation Parts InstallationInstallation Tools Selecting the best location Multi Piping Type Piping length and elevation18 / 24 kBtu/h KBtu/h Installing Installation PlateStandard Type Drilling the hole in the wallFlaring Work and Connection of Piping Flaring workCheck Connecting the PipingIndoor Indoor unit installation Wrap the insulation material around the all connectionsFor left rear piping Wrap the insulation material around the connecting por- tion Good case Bad caseRemote Control Preparationoptional Outdoor unit 18/24 kBtu/h OutdoorOutdoor unit 36 kBtu/h Connect the cable to the Indoor unit Tions ETL recognized and CSA certifiedConnect the cable to the Outdoor unit Outdoor unitMethods of connecting the cable How to connect wiring to the terminalsModel To check the drainage Checking the drainageDrain piping Secure the taped piping along the exterior wall using Insulating the Pipe and Special Piping ApplicationsPreparation Air Purging and EvacuationLeak checking Leakage testEvacuation Repeat evacuation procedure for each indoor unitFinishing the job Charging AdditionalTest Running Split TypeHeating Mode Operation Cooling Mode OperationSoft Dry Operation Mode OperationFuzzy Operation Defrost ControlHeatingFuzzy Operation for Cooling Airflow Speed Selection On-Timer OperationOff-Timer Operation Fuzzy Operation for DehumidificationChaos Swing Mode Off-Timer = On-Timer OperationSleep Timer Operation Chaos Natural Wind ModeForced Operation Buzzer SoundFunction of Indoor Unit Split Type Indoor UnitFunction of Outdoor Unit Time Setting Buttons Used to adjust the time Remote Control OperationCooling Model , Heat Pump Model Disassembly To remove the Grille from the ChassisTo remove the Control Box To remove the Motor Cover Electronic Control Device Schematic DiagramIndoor Unit Outdoor Unit TMP87CM41FRY-4WAY RY-LIQ RY-GAS RY-FANL RY-FANH Wiring Diagram Indoor Unit Outdoor UnitMMC24FA-1 Component Locations Bottom ViewDisplay Assembly Split Type 6871A20680 Component side Solder side MMC18FA-1 Troubleshooting GuideRefrigeration Cycle Diagram MMH18FA-1MMH24FA-1 MMC36FA-1 MMH36FA-1Error Indicator Indoor ErrorOutdoor Error Self-diagnosis FunctionCycle Troubleshooting Guide Trouble analysisElectronic Parts Troubleshooting Guide Procedure Specification RemedyProduct doesnt operate with the remote controller Compressor/Outdoor Fan dont operate Check Point Comp. on Comp. OFFTrouble 4 When indoor Fan does not operate NectorVoltage of Connectors according to Indoor Fan Speed RY-COMP-BWhen Vertical Louver does not operate Indoor air sensor Error CodeCheck Point Indoor inlet pipe sensorPower input AC 230V.Outdoor, Indoor Description Cause of error Check point & Normal conditionCommunication line is shorted at GND Comp OFF Condensor pipe sensor Outdoor air sensorPipe sensor Way, 3-way Valve Way Valve Liguid SideProcedure Pumping downEvacuation Replace the valve and service port capsAll the refrigerant leaked After Evacuation Replace the valve stem nuts and the service port nutGas Charging Connect the gauge to the charging cylinderExploded View Model B-MMC09FA-1, B-MMH09FA-1, B-MMC12FA-1, B-MMH12FA-1Model A-MMC18FA-1, A-MMH18FA-1 Model A-MMC24FA-1, A-MMH24FA-1 Model A-MMC36FA-1, A-MMH36FA-1 Heat CONTROLLER, INC 08/06/2008