ComponentsLocations, Indoor Unit | Heat Controller DMH18DB-1

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Heat Controller DMH18DB-1 manual ComponentsLocations, Indoor Unit, •Top View, • Bottom View, 50Multi type Air Conditioner

Contents

Wall Mounted Multi-SplitSystem Only for authorized service personnelHEAT CONTROLLER, INC Air Conditioning/Heat Pump 2Multi type Air Conditioner TABLE OF CONTENTS Combination table SymbolsUsedinthisManualService Manual Combination table Safety Precautions Safety PrecautionsInstallation 4Multi type Air Conditioner Service Manual Safety PrecautionsDo not install, remove, or re When the product is soaked 6Multi type Air ConditionerSafety Precautions an Authorized Service Center Install the drain hose to ensure that InstallationSafety Precautions installing the product Safety Precautions Operational8Multi type Air Conditioner •Be careful and avoid personal injury Safety PrecautionsService Manual •They may burn or explode IndoorUnit DimensionsDimensions Split Type Indoor Service Manual OutdoorUnitDimensions UE 18kBtu/h 12Multi type Air Conditioner Product SpecificationsProduct Specifications Outdoor Unit Indoor Unit Product SpecificationsService Manual B-DMH18DB-1 InstallationTools InstallationInstallationParts Installation Rooftop Installations Select the best locationInstallation Indoor unit Installation Piping length and elevation16Multi type Air Conditioner Multi Piping Type Service Manual Fixing Installation PlateInstallation Flaring Work and Connection of Piping Flaring Work and Connection of PipingFlaringwork 18Multi type Air Conditioner Service Manual Connecting the PipingFor right rear piping Flaring Work and Connection of Piping 20Multi type Air Conditioner Flaring Work and Connection of Piping Flaring Work and Connection of Piping For left rear pipingService Manual Flaring Work and Connection of Piping 22Multi type Air ConditionerIndoor unit installation Flaring Work and Connection of Piping REMOTE CONTROL PREPARATIONOPTIONALHOW TO MOUNT ONTO A WALL HOW TO INSERT BATTERIES Outdoor 24Multi type Air ConditionerFlaring Work and Connection of Piping Flaring Work and Connection of Piping Connectthe cabletotheIndoorunitService Manual Line voltage 208~230V Every wire must be connected firmly Connectthe cabletotheOutdoor unit26Multi type Air Conditioner Service Manual Connectionmethod ofthe connectingcableExampleHow to connect wiring to the terminals rating on the unit rating plate Connectthecable totheindoorunit28Multi type Air Conditioner To check the drainage CheckingthedrainageService Manual Drain piping Formingthe piping 30Multi type Air Conditioner Checkingmethod Service ManualAir Purging and Evacuation Air Purging and Evacuation Repeat evacuation procedure for each indoor unit Evacuation32Multi type Air Conditioner Finishing the job Important:Unit is critically charge ChargingCharging 34Multi type Air Conditioner Test RunningTest Running Prepare remote control 1. MAIN UNIT FUNCTION OperationFunctionofcontrol Operation Defrost ControlHeating 36Multi type Air ConditionerOperation Fuzzy Operation Service Manual On-TimerOperationOff-TimerOperation Operation Sleep Timer Operation 38Multi type Air ConditionerOff-Timer = On-TimerOperation Operation Forced Operation Service ManualOperation Buzzer Sounding Operation Operation ON/OFF by Remote controller FunctionofIndoorUnit40Multi type Air Conditioner Time Delay Safety Control Operation FunctionofOutdoor UnitService Manual Operating Step SETTING BUTTONS RemoteControlOperation42Multi type Air Conditioner 7ON/OFF TIMER BUTTONS Indoor Unit DisassemblyDisassembly To remove the Grille from the Chassis 2. To remove the Control Box 44Multi type Air ConditionerDisassembly 3.To remove the Discharge Grille 5.To remove the Motor Cover Service ManualDisassembly 6.To remove the Cross-FlowFan ElectronicControlDevice Schematic DiagramSchematic Diagram 1.Indoor Unit TMP87CM41F 2. Outdoor UnitSchematic Diagram 48 Multi type Air Conditioner Schematic Diagram Schematic Diagram Wiring Diagram1. Room Type Indoor Unit 2. Outdoor Unit Service Manual •TOP VIEW ComponentsLocations1. Indoor Unit • BOTTOM VIEW Schematic Diagram 2. Display ASSEMBLY 1 Split Type 6871A20682A Schematic Diagram 3. Outdoor Unit52Multi type Air Conditioner 1 Component side Schematic Diagram 2 Solder side Troubleshooting Guide Troubleshooting GuideRefrigerationCycleDiagram 54Multi type Air Conditioner Self-diagnosisFunction Indoor ErrorOutdoor Error Troubleshooting Guide 56Multi type Air Conditioner CycleTroubleshooting GuideTrouble analysis Troubleshooting Guide The Product doesn’t operate at all ElectronicPartsTroubleshooting GuideTrouble Troubleshooting Guide Troubleshooting Guide Product doesnt operate with the remote controller58Multi type Air Conditioner Trouble Service Manual The Compressor/Outdoor Fan are dont operateTroubleshooting Guide Trouble 60Multi type Air Conditioner Trouble 4 When indoor Fan does not operateWhen indoor Fan does not operate Troubleshooting Guide Troubleshooting Guide Trouble 5 When the louver does not operateWhen Vertical Louver does not operate Service Manual Troubleshooting Guide ErrorCode62Multi type Air Conditioner Trouble Shooting • The connecting wires are misconnected Troubleshooting GuidePower input AC 230V.Outdoor, Indoor Title Error 64Multi type Air ConditionerTroubleshooting Guide Cause of error Cause of error Service ManualTroubleshooting Guide Title 66Multi type Air Conditioner 2-way, 3-wayValve2-way, 3-wayValve 2-wayValve Liguid Side 2-way, 3-wayValve 1 Pumping downService Manual 2.Operate the unit for 10 to 15 minutes 7.Mount the valve caps and the service port caps 2 Evacuation68Multi type Air Conditioner 2-way, 3-wayValve 2-way, 3-wayValve 3 Gas ChargingService Manual After Evacuation THE QUALITY LEADER IN CONDITIONING AIR HEAT CONTROLLER, INC1900 WELLWORTH AVENUE • JACKSON, MICHIGAN 05/15/07