When indoor Fan does not operate | Heat Controller DMH18DB-1

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Heat Controller DMH18DB-1 Trouble 4 When indoor Fan does not operate, 60Multi type Air Conditioner, Troubleshooting Guide

Contents

Only for authorized service personnel HEAT CONTROLLER, INCWall Mounted Multi-SplitSystem Air Conditioning/Heat Pump 2Multi type Air Conditioner TABLE OF CONTENTS SymbolsUsedinthisManual Service ManualCombination table Combination table Safety Precautions InstallationSafety Precautions 4Multi type Air Conditioner Safety Precautions Do not install, remove, or reService Manual 6Multi type Air Conditioner Safety PrecautionsWhen the product is soaked an Authorized Service Center Installation Safety PrecautionsInstall the drain hose to ensure that installing the product Operational 8Multi type Air ConditionerSafety Precautions Safety Precautions Service Manual•Be careful and avoid personal injury •They may burn or explode Dimensions DimensionsIndoorUnit Split Type Indoor OutdoorUnit DimensionsService Manual UE 18kBtu/h Product Specifications Product Specifications12Multi type Air Conditioner Outdoor Unit Product Specifications Service ManualIndoor Unit B-DMH18DB-1 Installation InstallationPartsInstallationTools Installation Select the best location InstallationRooftop Installations Indoor unit Piping length and elevation 16Multi type Air ConditionerInstallation Multi Piping Type Fixing Installation Plate InstallationService Manual Flaring Work and Connection of Piping FlaringworkFlaring Work and Connection of Piping 18Multi type Air Conditioner Connecting the Piping For right rear pipingService Manual Flaring Work and Connection of Piping 20Multi type Air Conditioner Flaring Work and Connection of Piping 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 Connectthe cabletotheIndoorunit Service ManualFlaring 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 Checkingthedrainage Service ManualTo check the drainage Drain piping Formingthe piping 30Multi type Air Conditioner Service Manual Air Purging and EvacuationCheckingmethod Air Purging and Evacuation Evacuation 32Multi type Air ConditionerRepeat 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 Operation Functionofcontrol1. MAIN UNIT FUNCTION Operation 36Multi type Air Conditioner OperationDefrost ControlHeating Fuzzy Operation On-TimerOperation Off-TimerOperationService Manual Operation 38Multi type Air Conditioner Off-Timer = On-TimerOperationSleep Timer Operation Operation Service Manual OperationForced Operation Buzzer Sounding Operation FunctionofIndoorUnit 40Multi type Air ConditionerOperation ON/OFF by Remote controller Time Delay Safety Control FunctionofOutdoor Unit Service ManualOperation Operating Step RemoteControlOperation 42Multi type Air ConditionerSETTING BUTTONS 7ON/OFF TIMER BUTTONS Disassembly DisassemblyIndoor Unit To remove the Grille from the Chassis 44Multi type Air Conditioner Disassembly2. To remove the Control Box 3.To remove the Discharge Grille Service Manual Disassembly5.To remove the Motor Cover 6.To remove the Cross-FlowFan Schematic Diagram Schematic DiagramElectronicControlDevice 1.Indoor Unit 2. Outdoor Unit Schematic DiagramTMP87CM41F 48 Multi type Air Conditioner Schematic Diagram Wiring Diagram 1. Room Type Indoor Unit 2. Outdoor UnitSchematic Diagram Service Manual ComponentsLocations 1. Indoor Unit•TOP VIEW • BOTTOM VIEW Schematic Diagram 2. Display ASSEMBLY 1 Split Type 6871A20682A 3. Outdoor Unit 52Multi type Air ConditionerSchematic Diagram 1 Component side Schematic Diagram 2 Solder side Troubleshooting Guide RefrigerationCycleDiagramTroubleshooting Guide 54Multi type Air Conditioner Indoor Error Outdoor ErrorSelf-diagnosisFunction Troubleshooting Guide CycleTroubleshooting Guide Trouble analysis56Multi type Air Conditioner Troubleshooting Guide ElectronicPartsTroubleshooting Guide TroubleThe Product doesn’t operate at all Troubleshooting Guide Product doesnt operate with the remote controller 58Multi type Air ConditionerTroubleshooting Guide Trouble The Compressor/Outdoor Fan are dont operate Troubleshooting GuideService Manual Trouble Trouble 4 When indoor Fan does not operate When indoor Fan does not operate60Multi type Air Conditioner Troubleshooting Guide Trouble 5 When the louver does not operate When Vertical Louver does not operateTroubleshooting Guide Service Manual ErrorCode 62Multi type Air ConditionerTroubleshooting Guide Trouble Shooting Troubleshooting Guide Power input AC 230V.Outdoor, Indoor• The connecting wires are misconnected Title 64Multi type Air Conditioner Troubleshooting GuideError Cause of error Service Manual Troubleshooting GuideCause of error Title 2-way, 3-wayValve 2-way, 3-wayValve66Multi type Air Conditioner 2-wayValve Liguid Side 1 Pumping down Service Manual2-way, 3-wayValve 2.Operate the unit for 10 to 15 minutes 2 Evacuation 68Multi type Air Conditioner7.Mount the valve caps and the service port caps 2-way, 3-wayValve 3 Gas Charging Service Manual2-way, 3-wayValve After Evacuation HEAT CONTROLLER, INC 1900 WELLWORTH AVENUE • JACKSON, MICHIGANTHE QUALITY LEADER IN CONDITIONING AIR 05/15/07

Heat Controller DMH18DB-1 manual Trouble 4 When indoor Fan does not operate, Troubleshooting Guide

Models: DMH18DB-1