Safety Precautions, Service Manual | Heat Controller DMH18DB-1

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Heat Controller DMH18DB-1 manual Safety Precautions, Service Manual, •Be careful and avoid personal injury

Contents

HEAT CONTROLLER, INC Only for authorized service personnelWall Mounted Multi-SplitSystem Air Conditioning/Heat Pump TABLE OF CONTENTS 2Multi type Air Conditioner Service Manual SymbolsUsedinthisManualCombination table Combination table Installation Safety PrecautionsSafety Precautions 4Multi type Air Conditioner Safety Precautions Do not install, remove, or reService Manual Safety Precautions 6Multi type Air ConditionerWhen the product is soaked an Authorized Service Center Safety Precautions InstallationInstall the drain hose to ensure that installing the product Operational 8Multi type Air ConditionerSafety Precautions Service Manual Safety Precautions•Be careful and avoid personal injury •They may burn or explode Dimensions DimensionsIndoorUnit Split Type Indoor Dimensions OutdoorUnitService Manual UE 18kBtu/h Product Specifications Product Specifications12Multi type Air Conditioner Outdoor Unit Service Manual Product SpecificationsIndoor Unit B-DMH18DB-1 InstallationParts InstallationInstallationTools Installation Installation Select the best locationRooftop Installations Indoor unit 16Multi type Air Conditioner Piping length and elevationInstallation Multi Piping Type Fixing Installation Plate InstallationService Manual Flaringwork Flaring Work and Connection of PipingFlaring Work and Connection of Piping 18Multi type Air Conditioner For right rear piping Connecting the PipingService Manual Flaring Work and Connection of Piping Flaring Work and Connection of Piping 20Multi type Air Conditioner For left rear piping Service ManualFlaring Work and Connection of Piping 22Multi type Air Conditioner Indoor unit installationFlaring Work and Connection of Piping REMOTE CONTROL PREPARATIONOPTIONAL HOW TO MOUNT ONTO A WALL HOW TO INSERT BATTERIESFlaring Work and Connection of Piping 24Multi type Air Conditioner Flaring Work and Connection of PipingOutdoor Service Manual Connectthe cabletotheIndoorunitFlaring Work and Connection of Piping Line voltage 208~230V Connectthe cabletotheOutdoor unit 26Multi type Air ConditionerEvery wire must be connected firmly Connectionmethod ofthe connectingcableExample How to connect wiring to the terminalsService Manual Connectthecable totheindoorunit 28Multi type Air Conditionerrating on the unit rating plate Service Manual CheckingthedrainageTo check the drainage Drain piping 30Multi type Air Conditioner Formingthe piping Air Purging and Evacuation Service ManualCheckingmethod Air Purging and Evacuation 32Multi type Air Conditioner EvacuationRepeat evacuation procedure for each indoor unit Finishing the job Charging ChargingImportant:Unit is critically charge Test Running Test Running34Multi type Air Conditioner Prepare remote control Functionofcontrol Operation1. MAIN UNIT FUNCTION Operation Operation 36Multi type Air ConditionerDefrost ControlHeating Fuzzy Operation Off-TimerOperation On-TimerOperationService Manual Operation Off-Timer = On-TimerOperation 38Multi type Air ConditionerSleep Timer Operation Operation Operation Service ManualForced Operation Buzzer Sounding Operation 40Multi type Air Conditioner FunctionofIndoorUnitOperation ON/OFF by Remote controller Time Delay Safety Control Service Manual FunctionofOutdoor UnitOperation Operating Step 42Multi type Air Conditioner RemoteControlOperationSETTING BUTTONS 7ON/OFF TIMER BUTTONS Disassembly DisassemblyIndoor Unit To remove the Grille from the Chassis Disassembly 44Multi type Air Conditioner2. To remove the Control Box 3.To remove the Discharge Grille Disassembly Service Manual5.To remove the Motor Cover 6.To remove the Cross-FlowFan Schematic Diagram Schematic DiagramElectronicControlDevice 1.Indoor Unit 2. Outdoor Unit Schematic DiagramTMP87CM41F Schematic Diagram 48 Multi type Air Conditioner 1. Room Type Indoor Unit 2. Outdoor Unit Wiring DiagramSchematic Diagram Service Manual 1. Indoor Unit ComponentsLocations•TOP VIEW • BOTTOM VIEW 2. Display ASSEMBLY 1 Split Type 6871A20682A Schematic Diagram 52Multi type Air Conditioner 3. Outdoor UnitSchematic Diagram 1 Component side 2 Solder side Schematic Diagram RefrigerationCycleDiagram Troubleshooting GuideTroubleshooting Guide 54Multi type Air Conditioner Outdoor Error Indoor ErrorSelf-diagnosisFunction Troubleshooting Guide Trouble analysis CycleTroubleshooting Guide56Multi type Air Conditioner Troubleshooting Guide Trouble ElectronicPartsTroubleshooting GuideThe Product doesn’t operate at all Troubleshooting Guide 58Multi type Air Conditioner Product doesnt operate with the remote controllerTroubleshooting Guide Trouble Troubleshooting Guide The Compressor/Outdoor Fan are dont operateService Manual Trouble When indoor Fan does not operate Trouble 4 When indoor Fan does not operate60Multi type Air Conditioner Troubleshooting Guide When Vertical Louver does not operate Trouble 5 When the louver does not operateTroubleshooting Guide Service Manual 62Multi type Air Conditioner ErrorCodeTroubleshooting Guide Trouble Shooting Power input AC 230V.Outdoor, Indoor Troubleshooting Guide• The connecting wires are misconnected Title Troubleshooting Guide 64Multi type Air ConditionerError Cause of error Troubleshooting Guide Service ManualCause of error Title 2-way, 3-wayValve 2-way, 3-wayValve66Multi type Air Conditioner 2-wayValve Liguid Side Service Manual 1 Pumping down2-way, 3-wayValve 2.Operate the unit for 10 to 15 minutes 68Multi type Air Conditioner 2 Evacuation7.Mount the valve caps and the service port caps 2-way, 3-wayValve Service Manual 3 Gas Charging2-way, 3-wayValve After Evacuation 1900 WELLWORTH AVENUE • JACKSON, MICHIGAN HEAT CONTROLLER, INCTHE QUALITY LEADER IN CONDITIONING AIR 05/15/07

Heat Controller DMH18DB-1 manual Safety Precautions, Service Manual, •They may burn or explode

Models: DMH18DB-1