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Heat Controller DMH18DB-1 InstallationParts, InstallationTools, 14Multi type Air Conditioner

Models: DMH18DB-1

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Installation

Read carefully, and then follow step by step.

InstallationParts

Installation plate	Type "A" screw and plastic anchor
Type "B" screw	Remote Control Holder

InstallationTools

Figure	Name	Figure	Name
	Screw driver		Ohmmeter
	Electric Drill		Hexagonal wrench
	Measuring Tape, Knife		Ammeter
	Hole Core Drill		Gas Leak Detector
	Spanner		Thermometer,
	Spanner		Level
			Level
	Torque wrench		Flaring Tool Set

14Multi type Air Conditioner

Page 14

Image 14

Heat Controller DMH18DB-1 manual InstallationParts, InstallationTools, 14Multi type Air Conditioner

Contents

Wall Mounted Multi-SplitSystem Only for authorized service personnelHEAT CONTROLLER, INC Air Conditioning/Heat Pump2Multi type Air Conditioner TABLE OF CONTENTSCombination table SymbolsUsedinthisManualService Manual Combination tableSafety Precautions Safety PrecautionsInstallation 4Multi type Air ConditionerService Manual Safety PrecautionsDo not install, remove, or re When the product is soaked 6Multi type Air ConditionerSafety Precautions an Authorized Service CenterInstall the drain hose to ensure that InstallationSafety Precautions installing the productSafety Precautions Operational8Multi type Air Conditioner •Be careful and avoid personal injury Safety PrecautionsService Manual •They may burn or explodeIndoorUnit DimensionsDimensions Split Type IndoorService Manual OutdoorUnitDimensions UE 18kBtu/h12Multi type Air Conditioner Product SpecificationsProduct Specifications Outdoor UnitIndoor Unit Product SpecificationsService Manual B-DMH18DB-1InstallationTools InstallationInstallationParts InstallationRooftop Installations Select the best locationInstallation Indoor unitInstallation Piping length and elevation16Multi type Air Conditioner Multi Piping TypeService Manual Fixing Installation PlateInstallation Flaring Work and Connection of Piping Flaring Work and Connection of PipingFlaringwork 18Multi type Air ConditionerService Manual Connecting the PipingFor right rear piping Flaring Work and Connection of Piping20Multi type Air Conditioner Flaring Work and Connection of PipingFlaring 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 208~230VEvery 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 pipingFormingthe piping 30Multi type Air ConditionerCheckingmethod Service ManualAir Purging and Evacuation Air Purging and EvacuationRepeat evacuation procedure for each indoor unit Evacuation32Multi type Air Conditioner Finishing the jobImportant:Unit is critically charge ChargingCharging 34Multi type Air Conditioner Test RunningTest Running Prepare remote control1. MAIN UNIT FUNCTION OperationFunctionofcontrol OperationDefrost ControlHeating 36Multi type Air ConditionerOperation Fuzzy OperationService Manual On-TimerOperationOff-TimerOperation OperationSleep Timer Operation 38Multi type Air ConditionerOff-Timer = On-TimerOperation OperationForced Operation Service ManualOperation Buzzer Sounding OperationOperation ON/OFF by Remote controller FunctionofIndoorUnit40Multi type Air Conditioner Time Delay Safety ControlOperation FunctionofOutdoor UnitService Manual Operating StepSETTING BUTTONS RemoteControlOperation42Multi type Air Conditioner 7ON/OFF TIMER BUTTONSIndoor Unit DisassemblyDisassembly To remove the Grille from the Chassis2. To remove the Control Box 44Multi type Air ConditionerDisassembly 3.To remove the Discharge Grille5.To remove the Motor Cover Service ManualDisassembly 6.To remove the Cross-FlowFanElectronicControlDevice Schematic DiagramSchematic Diagram 1.Indoor UnitTMP87CM41F 2. Outdoor UnitSchematic Diagram 48 Multi type Air Conditioner Schematic DiagramSchematic Diagram Wiring Diagram1. Room Type Indoor Unit 2. Outdoor Unit Service Manual•TOP VIEW ComponentsLocations1. Indoor Unit • BOTTOM VIEWSchematic Diagram 2. Display ASSEMBLY 1 Split Type 6871A20682ASchematic Diagram 3. Outdoor Unit52Multi type Air Conditioner 1 Component sideSchematic Diagram 2 Solder sideTroubleshooting Guide Troubleshooting GuideRefrigerationCycleDiagram 54Multi type Air ConditionerSelf-diagnosisFunction Indoor ErrorOutdoor Error Troubleshooting Guide56Multi type Air Conditioner CycleTroubleshooting GuideTrouble analysis Troubleshooting GuideThe Product doesn’t operate at all ElectronicPartsTroubleshooting GuideTrouble Troubleshooting GuideTroubleshooting Guide Product doesnt operate with the remote controller58Multi type Air Conditioner TroubleService Manual The Compressor/Outdoor Fan are dont operateTroubleshooting Guide Trouble60Multi type Air Conditioner Trouble 4 When indoor Fan does not operateWhen indoor Fan does not operate Troubleshooting GuideTroubleshooting Guide Trouble 5 When the louver does not operateWhen Vertical Louver does not operate Service ManualTroubleshooting Guide ErrorCode62Multi type Air Conditioner Trouble Shooting• The connecting wires are misconnected Troubleshooting GuidePower input AC 230V.Outdoor, Indoor TitleError 64Multi type Air ConditionerTroubleshooting Guide Cause of errorCause of error Service ManualTroubleshooting Guide Title66Multi type Air Conditioner 2-way, 3-wayValve2-way, 3-wayValve 2-wayValve Liguid Side2-way, 3-wayValve 1 Pumping downService Manual 2.Operate the unit for 10 to 15 minutes7.Mount the valve caps and the service port caps 2 Evacuation68Multi type Air Conditioner 2-way, 3-wayValve2-way, 3-wayValve 3 Gas ChargingService Manual After EvacuationTHE QUALITY LEADER IN CONDITIONING AIR HEAT CONTROLLER, INC1900 WELLWORTH AVENUE • JACKSON, MICHIGAN 05/15/07