Heat Controller DMH18DB-1 manual Operational, 8Multi type Air Conditioner, Safety Precautions

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■Operational

Safety Precautions

Operational

Do not expose the skin direct- ly to cool air for long periods of time.

(Don't sit in the draft.)

Do not use the product for special purposes, such as preserving foods, works of art, etc. It is a consumer air conditioner, not a precision refrigeration system.

Do not block the inlet or outlet of air flow.

This could harm to your health.

• There is risk of damage or loss of • It may cause product failure. property.

Use a soft cloth to clean. Do not use harsh detergents, sol- vents, etc.

There is risk of fire, electric shock, or damage to the plastic parts of the product.

Do not touch the metal parts of

Do not step on or put anyting

the product when removing the

on the product. (outdoor

air filter. They are very sharp!

units)

• There is risk of personal injury.

• There is risk of personal injury and

 

failure of product.

Wax

Thinner

Always insert the filter secure-

Do not insert hands or other

ly. Clean the filter every two

objects through the air inlet or

weeks or more often if neces-

outlet while the product is

sary.

operated.

• A dirty filter reduces the efficiency of

• There are sharp and moving parts

the air conditioner and could cause

that could cause personal injury.

product malfunction or damage.

 

Do not drink the water drained from the product.

It is not sanitary and could cause serious health issues.

8Multi type Air Conditioner

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Contents Only for authorized service personnel HEAT CONTROLLER, INCWall Mounted Multi-SplitSystem Air Conditioning/Heat Pump2Multi type Air Conditioner TABLE OF CONTENTSSymbolsUsedinthisManual Service ManualCombination table Combination tableSafety Precautions InstallationSafety Precautions 4Multi type Air ConditionerService Manual Safety PrecautionsDo not install, remove, or re 6Multi type Air Conditioner Safety PrecautionsWhen the product is soaked an Authorized Service CenterInstallation Safety PrecautionsInstall the drain hose to ensure that installing the productSafety Precautions Operational8Multi type Air Conditioner Safety Precautions Service Manual•Be careful and avoid personal injury •They may burn or explodeDimensions DimensionsIndoorUnit Split Type IndoorOutdoorUnit DimensionsService Manual UE 18kBtu/hProduct Specifications Product Specifications12Multi type Air Conditioner Outdoor UnitProduct Specifications Service ManualIndoor Unit B-DMH18DB-1Installation InstallationPartsInstallationTools InstallationSelect the best location InstallationRooftop Installations Indoor unitPiping length and elevation 16Multi type Air ConditionerInstallation Multi Piping TypeService Manual Fixing Installation PlateInstallation Flaring Work and Connection of Piping FlaringworkFlaring Work and Connection of Piping 18Multi type Air ConditionerConnecting the Piping For right rear pipingService Manual 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 Connectthe cabletotheIndoorunit Service ManualFlaring Work and Connection of Piping 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 Checkingthedrainage Service ManualTo check the drainage Drain pipingFormingthe piping 30Multi type Air ConditionerService Manual Air Purging and EvacuationCheckingmethod Air Purging and EvacuationEvacuation 32Multi type Air ConditionerRepeat evacuation procedure for each indoor unit Finishing the jobImportant:Unit is critically charge ChargingCharging Test Running Test Running34Multi type Air Conditioner Prepare remote controlOperation Functionofcontrol1. MAIN UNIT FUNCTION Operation36Multi type Air Conditioner OperationDefrost ControlHeating Fuzzy OperationOn-TimerOperation Off-TimerOperationService Manual Operation38Multi type Air Conditioner Off-Timer = On-TimerOperationSleep Timer Operation OperationService Manual OperationForced Operation Buzzer Sounding OperationFunctionofIndoorUnit 40Multi type Air ConditionerOperation ON/OFF by Remote controller Time Delay Safety ControlFunctionofOutdoor Unit Service ManualOperation Operating StepRemoteControlOperation 42Multi type Air ConditionerSETTING BUTTONS 7ON/OFF TIMER BUTTONSDisassembly DisassemblyIndoor Unit To remove the Grille from the Chassis44Multi type Air Conditioner Disassembly2. To remove the Control Box 3.To remove the Discharge GrilleService Manual Disassembly5.To remove the Motor Cover 6.To remove the Cross-FlowFanSchematic Diagram Schematic DiagramElectronicControlDevice 1.Indoor UnitTMP87CM41F 2. Outdoor UnitSchematic Diagram 48 Multi type Air Conditioner Schematic DiagramWiring Diagram 1. Room Type Indoor Unit 2. Outdoor UnitSchematic Diagram Service ManualComponentsLocations 1. Indoor Unit•TOP VIEW • BOTTOM VIEWSchematic Diagram 2. Display ASSEMBLY 1 Split Type 6871A20682A3. Outdoor Unit 52Multi type Air ConditionerSchematic Diagram 1 Component sideSchematic Diagram 2 Solder sideTroubleshooting Guide RefrigerationCycleDiagramTroubleshooting Guide 54Multi type Air ConditionerIndoor Error Outdoor ErrorSelf-diagnosisFunction Troubleshooting GuideCycleTroubleshooting Guide Trouble analysis56Multi type Air Conditioner Troubleshooting GuideElectronicPartsTroubleshooting Guide TroubleThe Product doesn’t operate at all Troubleshooting GuideProduct doesnt operate with the remote controller 58Multi type Air ConditionerTroubleshooting Guide TroubleThe Compressor/Outdoor Fan are dont operate Troubleshooting GuideService Manual TroubleTrouble 4 When indoor Fan does not operate When indoor Fan does not operate60Multi type Air Conditioner Troubleshooting GuideTrouble 5 When the louver does not operate When Vertical Louver does not operateTroubleshooting Guide Service ManualErrorCode 62Multi type Air ConditionerTroubleshooting Guide Trouble ShootingTroubleshooting Guide Power input AC 230V.Outdoor, Indoor• The connecting wires are misconnected Title64Multi type Air Conditioner Troubleshooting GuideError Cause of errorService Manual Troubleshooting GuideCause of error Title2-way, 3-wayValve 2-way, 3-wayValve66Multi type Air Conditioner 2-wayValve Liguid Side1 Pumping down Service Manual2-way, 3-wayValve 2.Operate the unit for 10 to 15 minutes2 Evacuation 68Multi type Air Conditioner7.Mount the valve caps and the service port caps 2-way, 3-wayValve3 Gas Charging Service Manual2-way, 3-wayValve After EvacuationHEAT CONTROLLER, INC 1900 WELLWORTH AVENUE • JACKSON, MICHIGANTHE QUALITY LEADER IN CONDITIONING AIR 05/15/07