Manuals / Panasonic / Household Appliance / Air Conditioner

Panasonic CS-KS12NB41 & CZ-18BT1U, CU-KS18NKUA, CU-KS12NK1A Appendix A, Operating Instructions

Models: CS-KS18B4UW & CZ-18BT1U CS-KS12NB41 & CZ-18BT1U CU-KS12NK1A CU-KS18NKUA

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APPENDIX A

Operating Instructions

CS-KS12NB41 & CZ-18BT1U + CU-KS12NK1A CS-KS18NB4UW & CZ-18BT1U + CU-KS18NKU CS-KS18NB4UW & CZ-18BT1U + CU-KS18NKUA

(852-6-4181-211-00-1)

A-1

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Panasonic CS-KS12NB41 & CZ-18BT1U, CU-KS18NKUA, CU-KS12NK1A, CS-KS18B4UW & CZ-18BT1U Appendix A, Operating Instructions

Contents

CU-KS12NK1A CS-KS12NB41Body & CZ-18BT1UPanelCS-KS18NB4UWBody & CZ-18BT1UPanel CU-KS18NKU CU-KS18NKUASAFETY PRECAUTIONS which may cause a unit breakdown REFRIGERANT FLOW DIAGRAM Table of ContentsSPECIFICATIONS MAINTENANCE10. CHECKING ELECTRICAL COMPONENTS SPECIAL PRECAUTIONS WHEN SERVICING UNITINSTALLATION INSTRUCTIONS 11. REFRIGERANT R410ATemperature 1. OPERATING RANGETemperature Models : CS-KS18NB4UW& CZ-18BT1U+ CU-KS18NKU2-1-1 2. SPECIFICATIONSUnit Specifications CS-KS18NB4UW& CZ-18BT1UCS-KS18NB4UW& CZ-18BT1U Dimensions & Weight Indoor UnitDimensions & Weight Outdoor Unit CU-KS18NKUOutdoor Unit 2-1-2. Indoor UnitCS-KS18NB4UW& CZ-18BT1U CU-KS18NKUCS-KS18NB4UW& CZ-18BT1U Dimensions & Weight Indoor UnitDimensions & Weight Outdoor Unit CU-KS18NKUOutdoor Unit CU-KS12NK1A 2-1-3. Indoor UnitCS-KS12NB41& CZ-18BT1U Voltage RatingDimensions & Weight Outdoor Unit Dimensions & Weight Indoor UnitCS-KS12NB41& CZ-18BT1U Outdoor Unit CU-KS18NKUA 2-1-4. Indoor UnitCS-KS18NB4UW& CZ-18BT1U < 230V >Dimensions & Weight Outdoor Unit Dimensions & Weight Indoor UnitCS-KS18NB4UW& CZ-18BT1U Outdoor Unit CU-KS18NKUA 2-1-5. Indoor UnitCS-KS18NB4UW& CZ-18BT1U < 208V >Indoor Unit Dimensions & Weight Indoor UnitDimensions & Weight Outdoor Unit CS-KS18NB4UW& CZ-18BT1UControl PCB 2-2.Major Component Specifications2-2-1.Indoor Unit Fan MotorDrain Pump Control PCBFan Motor Heat Exchanger CoilCompressor 2-2-2.Outdoor UnitControl PCB Fan MotorFan Motor Control PCBCompressor Heat Exchanger CoilFan Motor Control PCBCompressor Heat Exchanger CoilTemperature F C 2-3.Other Component SpecificationsTemperature F C Temperature F CIndoor Unit CS-KS12NB41& CZ-18BT1U 3. DIMENSIONAL DATACS-KS18NB4UW& CZ-18BT1U Unit : inch mm 852-0-0010-12600-0 CU-KS18NKUA Unit : inch mm 852-0-0010-13300-0Indoor Unit CS-KS12NB41& CZ-18BT1U 4. REFRIGERANT FLOW DIAGRAM4-1.Refrigerant Flow Diagram Outdoor Unit CU-KS12NK1AIndoor unit CU-KS18NKUAOutdoor unit Indoor Unit CS-KS12NB41& CZ-18BT1U 5-1.Temperature Charts5. PERFORMANCE DATA Outdoor Unit CU-KS12NK1AIndoor Unit CS-KS18NB4UW& CZ-18BT1U Outdoor Unit CU-KS18NKUor CU-KS18NKUACS-KS12NB41& CZ-18BT1U 5-2.Cooling CapacityCU-KS12NK1A CS-KS18NB4UW& CZ-18BT1U Power Supply : 230V Single Phase 60HzIndoor Unit Outdoor UnitCS-KS12NB41& CZ-18BT1U 5-3.Cooling Capacity Low AmbientCU-KS12NK1A CU-KS18NKUA CS-KS18NB4UW& CZ-18BT1USHC : Sensible Heat Capacity BTU/h Indoor Unit CS-KS12NB41& CZ-18BT1U 6-1.Electrical Characteristics6. ELECTRICAL DATA CoolingCooling CS-KS18NB4UW& CZ-18BT1UCU-KS18NKU CoolingCS-KS18NB4UW 6-2.Electric Wiring DiagramsIndoor Unit CS-KS12NB41&Outdoor Unit CU-KS12NK1A 8FA2-5251-12300-2Outdoor Unit CU-KS18NKU CU-KS18NKUA Fig. 7. MAINTENANCE7-1.Address Setting of the Remote Controller Fig.How to Connect How to DisconnectPull the cover upward WARNING attempting to disassemble the unit 7-3.Disassembly Procedure7-3-1.Remove the air intake grill Fig.1Fig.7 7-3-3.Remove the ceiling panelFig.6 Fig.8Fig.10 7-3-4.Remove the indoor air temperature sensor7-3-5.Remove the power box and control box Fig.11Fig.15 44 Fig.13Fig.14 Screw Ground cableFig.17 7-3-6.Remove the main body lower sectionFig.16 Fig.18Fig.19 7-3-8.Remove the drain pump and float switch7-3-7.Remove the heat exchanger sensor Fig.20Fig.22 7-3-9.Remove the turbo fan and fan motor7-3-10.Remove the heat exchanger Fig.23Emergency operation 8. FUNCTIONS8-1.Operation Functions SENSOR DRYNIGHT SETBACK HIGH POWERTimer backup Lamp colorsFreeze prevention Compressor discharge temperature control8-2.Protective Functions CT Peak current cut-offcontrol9-2.Method of Self-Diagnostics 9. TROUBLESHOOTING BEFORE CALLING FOR SERVICEPROCEDURE HIGH POWER lamp 1 Self-diagnosticsLampsTIMER lamp REMOTE CONTROL receiverUsing the TEST/T-RUNterminals 9-3.Checking the Indoor and Outdoor Units2If the self-diagnosticsfunction fails to operate Check the indoor unit Is the fuse blown?< Before the Operation > 3-1Condition: E01Continued from the previous page A 3-2Condition: E12 Diagnostic procedure 9-4.Trouble Diagnosis of Fan Motor9-4-1.Indoor Fan Motor Diagnostic resultsDiagnostic results 9-4-2.Outdoor Fan MotorDiagnostic procedure Remedy for symptom 3 toLocations most susceptible to noise 1 Noise malfunction2 Electromagnetic interference Trouble10-1.Measurement of Insulation Resistance 10-1-1.Power Supply Cord10. CHECKING ELECTRICAL COMPONENTS 10-1-2.Indoor UnitFig. 10-2.Checking Continuity of Fuse on PCB AssyFig. 11-1-1.What is New Refrigerant R410A? SPECIAL PRECAUTIONS WHEN SERVICING UNIT11-1.Characteristics of New Refrigerant R410A 11-1-3.CharacteristicsSize of flare 11-2.Checklist before ServicingTubing precautions No addition of compressor oil for R410AFor servicing, use the following tools for R410A 11-4.Tubing Installation Procedures11-3.Tools Specifically for R410A Tool Distinction1 Recovering refrigerant 11-5-1.Procedure for Replacing Compressor11-5.In Case of Compressor Malfunction 2 Replacing CompressorNever charge a large amount Configuration and characteristics of cylinders5 Recharging Example1 Detecting Leaks 11-6.In Case Refrigerant is Leaking2 Recovering refrigerant 3 Welding leaking points11-8. Retro-FittingExisting Systems 11-7-1.When Tubes are Extended11-7.Charging Additional Refrigerant 11-8-1.Use of Existing UnitsPage APPENDIX A Operating InstructionsCU-KS18NKUA Split System Air ConditionerCS-KS12NB41 CU-KS12NK1A CS-KS18NB4UW CU-KS18NKU CU-3KS19NBU CU-4KS24NBU CU-4KS31NBUSAFETY PRECAUTIONS FEATURESCONTENTS PRODUCT INFORMATIONELECTRICAL REQUIREMENTS INSTALLATION LOCATIONSAFETY INSTRUCTIONS AvoidAir Intake NAMES OF PARTSUNIT DISPLAY AND OPERATION BUTTON Air OutletREMOTE CONTROLLER DISPLAY SymbolsON TIME/OFF TIME setting buttons Advance button REMOTE CONTROLLERHIGH POWER button CANCEL button SENSOR buttonSensor 1 HR. TIMER button 1-HOUROFF TIMERTemperature setting buttons TEMP ON/OFF operation buttonHOW TO USE THE REMOTE CONTROLLER USING THE REMOTE CONTROLLERHOW TO INSTALL BATTERIES REMOTE CONTROLLER INSTALLATION POSITION1. Operation OPERATION WITH THE REMOTE CONTROLLER2. Adjusting the Fan Speed 3. Fan OnlyPower failure during operation SETTING THE TIMER5. HIGH POWER Mode Remote Controller3. How to set the ON time 1. How to set the present time2. How to set the OFF time 4. How to set daily ON/OFF repeat timer1. 1-HourOFF Timer USING THE 1-HOUROFF TIMERADJUSTING THE AIRFLOW DIRECTION TIPS FOR ENERGY SAVINGWhen the air conditioner is not running CARE AND CLEANINGOPERATION WITHOUT THE REMOTE CONTROLLER Cleaning the flapsSafety cord Air filter How to remove the filterHow to remove the air intake grille Air intake grille hinge Safety cordBEFORE CALLING FOR SERVICE TROUBLESHOOTINGWIRED REMOTE CONTROLLER OPERATING RANGEOutdoor Unit SPECIFICATIONSModel No Indoor UnitModel No •For Multiple use•For Multiple use Indoor UnitINSTALLATION INSTRUCTIONS APPENDIX B4. HOW TO INSTALL THE OUTDOOR UNIT Contents3. HOW TO INSTALL THE INDOOR UNIT 7.REMOTE CONTROLLER INSTALLATIONWhen Transporting SPECIAL PRECAUTIONSIn Case of Improper Installation When Installing…fins of the outdoor unit. You may get injured When ServicingOthers accidentally1-2.Accessories Supplied with Unit Table 1. General1-1.Tools Required for Installation not supplied 1-3.Optional Copper Tubing KitAVOID 2. Installation Site Selection2-1.Indoor Unit Fig.Fig. 4a 2-2.Outdoor Unit AVOIDFig. CU-KS12NK1A CU-KS18NKU, CU-KS18NKUABack FrontFig. 5c 1Recommended dimensions of the baffle plates Air Intake BaffleAir Discharge Baffle CU-KS12NK1AAir Discharge Baffle 1Recommended dimensions of the baffle platesAir Intake Baffle CU-KS18NKUA2.Air Discharge Baffle 3 Installation procedure CU-KS12NK1A1. Air Intake Baffle Fig. 5h1. Air Intake Baffle 4 Precautions for installationCU-KS18NKUA 2. Air Discharge Baffle3-2.Suspending the Indoor Unit 3. How to Install the Indoor Unit3-1.Preparation for Suspending 3-3.Placing the Unit Inside the CeilingFig. 3-4.Installing the Drain PipingDo not use natural drainage Fig.3-5.Checking the Drainage 3-6.How to Install the Ceiling Panel3-6-1.Before Installing the Ceiling Panel Fig. 6-10aFig. 3-6-2.Installing the Ceiling PanelFig. Fig.Fig. 3-6-3.Wiring the Ceiling Panel and the IndicatorFig. A. Attaching the corner cover3-7.Wiring Instructions 3-6-5.Checking After Installation3-6-7.Adjusting the Auto Flap General precautions on wiringTable Each wire must be firmly connectedWIRING SYSTEM DIAGRAM CU-KS12NK1A Otherwise, electrical shock may occurFor solid core wiring or F-cable 3-9.Wiring Instructions for Inter-unitConnectionsHow to connect wiring to the terminal Fig.4-1.Wiring Instructions for the Outdoor Unit 4. How to Install the Outdoor UnitFor stranded wiring Fig.5-3.Caution before Connecting Tubes Tightly 5. Refrigerant Tubing5-2.Flaring Procedure with a Flare Tool 5-1.Use of the Flaring MethodFig. Table5-5.Insulation of Refrigerant Tubing Fig.5-6.Taping the Tubes 6. Air Purging5-7.Finishing the Installation Air Purging with a Vacuum Pump for Test Runwrench before attempting to turn the valve TableBe sure to completely insert the hex Fig.Fig. Fig. How to Test Run the Air ConditionerFig. ing the service valve Basic Functions of the Service ValvesPump Down Pump Down ProcedureRemote control holder Service Valve Connections7. Remote Controller Installation Position TableFig. 8. Address Switch8-1.Address Setting of the Remote Controller Fig.Page CZ-RD515U APPENDIX COperating Instructions Operating Instructions Wired Remote Controller Model No. CZ-RD515USAFETY PRECAUTIONS FEATURESCONTENTS PRODUCT INFORMATIONELECTRICAL REQUIREMENTS INSTALLATION LOCATIONSAFETY INSTRUCTIONS AvoidTimer and Present Time setting buttons REMOTE CONTROLLERTemperature setting buttons TEMP DisplayAUTO 1 HR. TIMER button 1-HOUROFF TIMERTIMER SELECT button HEATSymbols REMOTE CONTROLLER DISPLAY1Operation mode AUTO only for COOL/DRY/HEAT Model 2. Manual Operation 1.Automatic Operationonly for COOL/DRY/HEAT Model OPERATION WITH THE REMOTE CONTROLLER4. Fan Only 3. Adjusting the Fan SpeedRemote Controller Display 5. Night Setback Mode1. How to set the present time 5. Backup functionSETTING THE TIMER 2. How to set the OFF time1. 1-HourOFF Timer USING THE 1-HOUROFF TIMERADJUSTING THE AIRFLOW DIRECTION Setting procedurePage INSTALLATION INSTRUCTIONS APPENDIX DCZ-RD515U Remote controller installation guidelines INSTALLATION INSTRUCTIONS Wired Remote ControllerParts supplied with the remote controller How to install the remote controllerFig. 2-a A. Installing with in-walljunction boxB. Installing directly onto the wall Fig. 2-bFig. 8-a How to wire the remote controllerFig. Fig.Fig. How to Test Run the Air ConditionerFig. Fig. WI1011-0 Printed in ChinaPage DC1111-0