Heat Controller DMC24CA-1, DMC36CA-1 manual Electronic Parts Troubleshooting Guide

Page 32

Troubleshooting Guide

Electronic PartsTroubleshootingGuide

Trouble 1

The Product doesn’t operate at all.

Turn off the main power and wait until LED on outdoor PCB is off

Turn on the main power again.

Does the Operating LED of indoor unit blink When Operation's ON?

Refer to the self-diagnosis function.

Is the Connection between CN-POWER of indoor

unit and terminal block?

Check the connecting state of connector

Is the Connection of cable between indoor and

Outdoor unit right?

Check the diagram wiring on the control panel

Is the voltage of CN-POWER in outdoor PCB ASS'Y about AC220/240V?

Check the main power.

Check the Fuse of outdoor PCB Ass'y. Check the connecting state of wires

Check the Auto Addressing Work

Confirm Auto Addresssing work method

Replace the PCB Ass'y

* The product's operation starts at three minutes after main power turning on

32Ceiling Cassette Air Conditioner

Image 32

Contents Ceiling Cassette Type Single-Zone Air Conditioning Table of Contents Safety Precautions InstallationBe cautious when unpacking and installing the product Be sure the installation area does not deteriorate with ageOperational Do not let electric parts of the product get wetBe cautious that water could not enter the product Thinner Do not step on or put anyting on the product. outdoor unitsFeatures & Benefits Swirl Swing Space ControlAuto Restart Operation Two Thermistor ControlTime Delay Safety Function Zero Standby PowerHigh Ceiling Operation Water Drain PumpList of Functions Ceiling CassetteNd F Button Function of Remote ControlWireless LCD Remote Control Wired LCD Remote Control Specifications DMC36CA-1Outdoor Unit Dimensional Drawings Indoor UnitsModel No. DMC24CA-1 Model No. DMC36CA-1 DMC24CA-1 / DMC36CA-1 Wiring DiagramsIndoor Unit DMC36CA-1 Outdoor UnitDMC24CA-1 Refrigerant Cycle Diagrams Cooling Only ModelsInstallation Select the best locationIndoor Unit Outdoor UnitIndoor Unit Installation Settlement of outdoor unitWiring Connection Installation of Decoration Panel Air conditioner unit Piping sideHeat Insulation and pipings Heat InsulationDrain test Drain Pipe WorkDrain Piping of Ceiling Cassette Precautions in Test RUN Test runningConnection of power supply Evaluation of the performanceOptional Operation Two Thermistor SystemAdjusting air volume to the height of ceiling ProcedureWiring design Remote ControllerTrouble analysis Troubleshooting GuideCycle Troubleshooting Guide Electronic Parts Troubleshooting Guide TroubleProduct doesnt operate with the remote controller When cooling does not operate When indoor Fan does not operate Trouble 5 When Vertical Louver does not operate Indoor Error Outdoor ErrorError Indicator Self-diagnosis FunctionTroubleshooting CH01, CH02, CH06 Check PointTroubleshooting CH03 Troubleshooting CH04 Drain pump Float switch Open Drain pump power inputTroubleshooting CH05, CH53 Troubleshooting CH24, CH25 Constant Troubleshooting CH32, CH33Inverter Troubleshooting CH41, CH44, CH45, CH46, CH47, CH65 Troubleshooting Guide Troubleshooting CH61, CH62 Way Valve Way Valve Liguid Side Way Valve Gas SideProcedure Pumping downAir purging of the charge hose Set the liquid side valve to the closed positionAll amount of refrigerant leaked Mount the valve caps and the service port capsEvacuation Mount the valve stem nuts and the service port nut Gas ChargingAfter Evacuation Connect the gauge to the charging cylinderElectronic Control Device Main P.C.B ASM03/19/07

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