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Panasonic CS-KE30NKU, CU-KE36NKU, CU-KE30NKU, CS-KE36NKU service manual

Models: CS-KE30NKU CS-KE36NKU CU-KE30NKU CU-KE36NKU

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Panasonic CS-KE30NKU, CU-KE36NKU, CU-KE30NKU, CS-KE36NKU service manual

Contents

TECHNICAL & SERVICE MANUAL CS-KE30NKU+ CU-KE30NKU CS-KE36NKU+ CU-KE36NKUIndoor Unit Outdoor UnitSAFETY PRECAUTIONS which may cause a unit breakdown 8. TROUBLESHOOTING BEFORE CALLING FOR SERVICE Table of ContentsSPECIFICATIONS REFRIGERANT FLOW DIAGRAM10. REFRIGERANT R410A SPECIAL PRECAUTIONS WHEN SERVICING UNITINSTALLAION INSTRUCTIONS 9. CHECKING ELECTRICAL COMPONENTSOutdoor Air Intake Temp 1. OPERATING RANGETemperature Indoor Air Intake TempWeight 2. SPECIFICATIONS2-1.Unit Specifications FeaturesCU-KE30NKU Indoor UnitCS-KE30NKU Outdoor UnitPerformance CS-KE36NKUCU-KE36NKU Voltage RatingPerformance CS-KE36NKUCU-KE36NKU Voltage RatingFan Motor 2-2.Major Component Specifications2-2-1.Indoor Unit Control PCBFlap Motor Indoor Unit CS-KE36NKUControl PCB Fan MotorFan Motor 2-2-2.Outdoor UnitP.C.Board CompressorHeat Exchanger Coil P.C.BoardCompressor Fan Motor2-3.Other Component Specifications CS-KE36NKU 3. DIMENSIONAL DATAUnit CU-KE36NKUinchmm 194-00-14-1.Refrigerant Flow Diagram 4. REFRIGERANT FLOW DIAGRAM5. PERFORMANCE DATA 5-1.Temperature ChartsIndoor Unit CS-KE30NKU Outdoor Unit CU-KE30NKU 1 High pressure performance chart2 Operating current performance chart 3 Indoor discharge air performance chartIndoor Unit CS-KE36NKU Outdoor Unit CU-KE36NKU 1 Low pressure performance chart2 Operating current performance chart 3 Indoor discharge air performance chartdischarge CS-KE30NKU 5-2.Cooling CapacityCU-KE30NKU CU-KE36NKU CS-KE36NKUCS-KE30NKU 5-3.Cooling Capacity Low AmbientCU-KE30NKU CU-KE36NKU CS-KE36NKUCS-KE30NKU 5-4.Heating CapacityCU-KE30NKU CU-KE36NKU CS-KE36NKU5-5.Air Throw Distance Charts Cooling 6. ELECTRICAL DATA 6-1.Electrical CharacteristicsCooling CS-KE36NKUCU-KE36NKU 1 Voltage:230VCONTROLLER 6-2.Electric Wiring DiagramsCU-KE36NKU Outdoor Unit CU-KE30NKU8FA2-5251-15200-0 AUTO cooling/heating operation 7. FUNCTIONS7-1.Operation Functions Emergency operationLamp colors HIGH POWERTimer backup NIGHT SETBACKFig.3 Control P.C.Board Fig.2 View from front Noise Reducing Control Outdoor Unit<Switching Procedure to Noise Reducing Control> <Operation Sound>Fig.4 Control P.C.Board Maximum Current Value Change Function<Maximum Current Value Change Procedure> Description of functionFreeze prevention Compressor discharge temperature control7-2.Protective Functions Overload prevention during heatingCT Peak current cut-offcontrol Defrost detection and releaseDefrosting Sequence 8-2.Method of Self-Diagnostics 8. TROUBLESHOOTING BEFORE CALLING FOR SERVICEPROCEDURE 1 OPERATION lamp 2 TIMER lampDIAGNOSIS CONTENTS INDOOR UNITNormal 2If the self-diagnosticsfunction fails to operateCheck the power voltage Blown Check the indoor unit Is the fuse blown?8-3.Checking the Indoor and Outdoor Units < Before the Operation > 3-1Alarm Code : E05Continued from the previous page A 3-2Alarm Code : E07/P04/P05/P20/P27 8-4-1.Indoor Fan Motor 8-4.Trouble Diagnosis of Fan MotorRemedy for symptom 3 to 8-4-2.Outdoor Fan MotorDiagnostic procedure Diagnostic resultsLocations most susceptible to noise Locations most susceptible to noiseTrouble Correction9-1-2.Indoor Unit 9-1-1.Power Supply Cord9. CHECKING ELECTRICAL COMPONENTS 9-1.Measurement of Insulation ResistanceFig. 9-2.Checking Continuity of Fuse on PCB AssyFig. 10-1-3.Characteristics SPECIAL PRECAUTIONS WHEN SERVICING UNIT10-1.Characteristics of New Refrigerant R410A 10-1-1.What is New Refrigerant R410A?No addition of compressor oil for R410A 10-2.Checklist before ServicingTubing precautions Size of flare10-3.Tools Specifically for R410A 10-4.Tubing Installation Procedures10-5.In Case of Compressor Malfunction 10-5-1.Procedure for Replacing CompressorPage 10-6.In Case Refrigerant is Leaking 10-8-1.Use of Existing Units 10-7-1.When Tubes are Extended10-7.Charging Additional Refrigerant 10-8. Retro-FittingExisting SystemsCS-KE30NKU+ CU-KE30NKU CS-KE36NKU+ CU-KE36NKU APPENDIX A Operating InstructionsCS-KE36NKU Operating InstructionsSplit System Air Conditioner CS-KE30NKUPRODUCT INFORMATION FEATURESCONTENTS SAFETY PRECAUTIONSSAFETY INSTRUCTIONS INSTALLATION LOCATIONELECTRICAL REQUIREMENTS UNIT DISPLAY AND OPERATION BUTTON NAMES OF PARTSSymbols REMOTE CONTROLLER DISPLAYADDRESS switch REMOTE CONTROLLERON TIME/OFF TIME setting buttons Advance button CANCEL button SENSOR buttonSensor 1 HR. TIMER button 1-HOUROFF TIMERTemperature setting buttons TEMP HIGH POWER buttonREMOTE CONTROLLER INSTALLATION POSITION USING THE REMOTE CONTROLLERHOW TO INSTALL BATTERIES HOW TO USE THE REMOTE CONTROLLERSTEP STEP OPERATION WITH THE REMOTE CONTROLLER1. Automatic Operation 2. Manual Operation6. QUIET Mode 3. Adjusting the Fan Speed4. Fan Only 5. Night Setback ModeUnoccupied 7. HIGH POWER Mode8. UNOCCUPIED Mode Unoccupied Indication‘‘DRY’’ Operation Power failure during operationRemote Controller SPECIAL REMARKS3. How to set the ON time SETTING THE TIMER1. How to set the present time 2. How to set the OFF timeTIPS FOR ENERGY SAVING USING THE 1-HOUROFF TIMER4. How to set daily ON/OFF repeat timer 1. 1-HourOFF Timer2. Vertical ADJUSTING THE AIRFLOW DIRECTIONOPERATION WITHOUT THE REMOTE CONTROLLER 1. HorizontalWashing the front panel with water How to replace the filterCleaning the main unit and Remote Controller Removing and remounting the front panelTROUBLESHOOTING BEFORE CALLING FOR SERVICE WIRED REMOTE CONTROLLEROPERATING RANGE Indoor Unit SPECIFICATIONSModel No Outdoor UnitPage CS-KE30NKU+ CU-KE30NKU CS-KE36NKU+ CU-KE36NKU APPENDIX B INSTALLATION INSTRUCTIONS$/0908*54+0:054,8;9,9:/,8,-80.,84: ContentsIn Case of Improper Installation SPECIAL PRECAUTIONSWhen Transporting When Installing…accidentally When ServicingOthers fins of the outdoor unit. You may get injured1-3.Optional Copper Tubing Kit 1. General1-1.Tools Required for Installation not supplied 1-2.Accessories Supplied with Unit Table2. Installation Site Selection Page Fig. 5e Countermeasures against snow and wind $/,8,3?,4508-25= $/,:;04.3?-8,,D,4+;89:Unit: inch 2-2-3.Dimensions of Wind-proofDuctReference diagram for CU-KE30NKU, CU-KE36NKU Unit: inchRequired space around the outdoor unit Reference diagram for CU-KE30NKU, CU-KE36NKU 2-2-4.Dimensions of Snow-proofDuctObstacle to the rear of unit Reference diagram for snow-proofductSpace requirements for setting CU-KE30NKU, CU-KE36NKUwith STK-BDV80E9:*2,9545:/90+,9 Installation in front-rearrowsObstacles to the front and rear of unit #04.2,;40:049:22:0543. How to Install the Indoor Unit b If Block, Brick, Concrete or Similar Type Wall 3-3.Install the Rear Panel on the WallTable a If Wooden WallFig. 17a 3-4.Removing and Installing the GrilleHow to remove the grille How to replace the grilleFig. 3-6.Wiring InstructionsGeneral precautions on wiring 3-5.Shape the Indoor Side Tubing3-7.Wire Size and Length Fig. 3-8.Wiring Instructions for Inter-unitConnectionsFig. Fig.How to connect wiring to the terminal Fig. 37b 3-9.MountingRight-sidetubing Fig. 37aDrain cap Switching drain hose and drain capLeft-sidetubing Drain hoseTo unmount indoor unit Fig.46a 4. How to Install the Outdoor Unit4-1.Wiring Instructions for the Outdoor Unit 4-2.Routing the Tubing and Wiring5-1.Use of the Flaring Method 5. Refrigerant Tubing5-2.Flaring Procedure with a Flare Tool 5-3.Caution before Connecting Tubes TightlyTable 6. Air Purging Fig. Be sure to completely insertthe hex wrench before attempting to turn the valveFig. 59a Fig. 59b How to Test Run the Air ConditionerFig. 59c Pump Down Basic Functions of the Service Valves7. Remote Controller Installation Position Service Valve ConnectionsFig. 8. Address Switch8-1.Address Setting of the Remote Controller Fig.DC1111-0