Heat Controller A-MMH36FA-1 manual Do not install, remove, or re, Do not install the product on a

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Safety Precautions

Do not install, remove, or re-

Be cautious when unpacking

install the unit by yourself

and installing the product.

(customer).

 

• There is risk of fire, electric shock,

• Sharp edges could cause injury.

explosion, or injury.

Be especially careful of the case

 

edges and the fins on the con-

 

denser and evaporator.

Do not install the product on a

Be sure the installation area

defective installation stand.

does not deteriorate with age.

For installation, always con- tact the dealer or an Authorized Service Center.

There is risk of fire, electric shock, explosion, or injury.

Do not let the air conditioner run for a long time when the humidity is very high and a door or a window is left open.

It may cause injury, accident, or damage to the product.

If the base collapses, the air condi- tioner could fall with it, causing property damage, product failure, and personal injury.

Moisture may condense and wet or damage furniture.

Do not allow water to run into electric parts.

It may cause There is risk of fire, failure of the product, or electric shock.

Do not store or use flammable

Do not use the product in a

gas or combustibles near the

tightly closed space for a long

product.

time.

• There is risk of fire or failure of

• Oxygen deficiency could occur.

product.

 

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Service Manual

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Contents Heat CONTROLLER, INC Table of Contents KBtu/h 3 rooms Symbols Used in this ManualKBtu/h 2 rooms Installation Safety PrecautionsBe sure not to do Be sure to follow the instruction Control box securely Cuit and breakerDo not install the product on a Do not install, remove, or reDefective installation stand Do not allow water to run into electric partsFlooded or submerged, contact When the product is soaked Be cautious that water canNever enter the product Use two or more people to lift and transport the product Install the drain hose to ensure that Keep level even whenInstalling the product Operational Do not use the remote is the batteries have leaked Selecting the locationOutdoor Unit Seaside applications and installationSplit Type Indoor DimensionsIndoor Unit 18kBtu/h Outdoor Unit24kBtu/h 36kBtu/h UE2Indoor Unit Type Wall Mounted Model Product SpecificationsMMC18FA-1 MMH18FA-1 Outdoor Unit Multiple piping modelsMMC24FA-1 MMH24FA-1 MMC36FA-1 MMH36FA-1 Installation Tools InstallationInstallation Parts Selecting the best location 18 / 24 kBtu/h KBtu/h Piping length and elevationMulti Piping Type Drilling the hole in the wall Installing Installation PlateStandard TypeFlaring work Flaring Work and Connection of PipingIndoor Connecting the PipingCheck Wrap the insulation material around the all connections Indoor unit installationFor left rear piping Wrap the insulation material around the connecting por- tion Bad case Good caseRemote Control Preparationoptional Outdoor unit 36 kBtu/h OutdoorOutdoor unit 18/24 kBtu/h Tions ETL recognized and CSA certified Connect the cable to the Indoor unitOutdoor unit Connect the cable to the Outdoor unitHow to connect wiring to the terminals Methods of connecting the cableModel Drain piping Checking the drainageTo check the drainage Insulating the Pipe and Special Piping Applications Secure the taped piping along the exterior wall usingLeak checking Air Purging and EvacuationPreparation Leakage testFinishing the job Repeat evacuation procedure for each indoor unitEvacuation Additional ChargingSplit Type Test RunningSoft Dry Operation Mode Cooling Mode OperationHeating Mode Operation OperationFuzzy Operation for Cooling Defrost ControlHeatingFuzzy Operation Off-Timer Operation On-Timer OperationAirflow Speed Selection Fuzzy Operation for DehumidificationSleep Timer Operation Off-Timer = On-Timer OperationChaos Swing Mode Chaos Natural Wind ModeBuzzer Sound Forced OperationSplit Type Indoor Unit Function of Indoor UnitFunction of Outdoor Unit Cooling Model , Heat Pump Model Remote Control OperationTime Setting Buttons Used to adjust the time To remove the Grille from the Chassis DisassemblyTo remove the Control Box To remove the Motor Cover Indoor Unit Schematic DiagramElectronic Control Device TMP87CM41F Outdoor UnitRY-4WAY RY-LIQ RY-GAS RY-FANL RY-FANH Indoor Unit Outdoor Unit Wiring DiagramMMC24FA-1 Bottom View Component LocationsDisplay Assembly Split Type 6871A20680 Component side Solder side Refrigeration Cycle Diagram Troubleshooting GuideMMC18FA-1 MMH18FA-1MMH24FA-1 MMH36FA-1 MMC36FA-1Outdoor Error Indoor ErrorError Indicator Self-diagnosis FunctionTrouble analysis Cycle Troubleshooting GuideProcedure Specification Remedy Electronic Parts Troubleshooting GuideProduct doesnt operate with the remote controller Check Point Comp. on Comp. OFF Compressor/Outdoor Fan dont operateNector Trouble 4 When indoor Fan does not operateRY-COMP-B Voltage of Connectors according to Indoor Fan SpeedWhen Vertical Louver does not operate Check Point Error CodeIndoor air sensor Indoor inlet pipe sensorCommunication line is shorted at GND Description Cause of error Check point & Normal conditionPower input AC 230V.Outdoor, Indoor Comp OFF Pipe sensor Outdoor air sensorCondensor pipe sensor Way Valve Liguid Side Way, 3-way ValvePumping down ProcedureAll the refrigerant leaked Replace the valve and service port capsEvacuation Gas Charging Replace the valve stem nuts and the service port nutAfter Evacuation Connect the gauge to the charging cylinderModel B-MMC09FA-1, B-MMH09FA-1, B-MMC12FA-1, B-MMH12FA-1 Exploded ViewModel A-MMC18FA-1, A-MMH18FA-1 Model A-MMC24FA-1, A-MMH24FA-1 Model A-MMC36FA-1, A-MMH36FA-1 08/06/2008 Heat CONTROLLER, INC