Panasonic CU-KE18NKU, CU-KE12NK1 Installation Instructions Split System Air Conditioner, Contents

Page 91

INSTALLATION INSTRUCTIONS Split System Air Conditioner

This air conditioner uses the refrigerant R410A.

NOTE External diameter of service port R410A: 5/16"

Model Combinations

Combine indoor and outdoor units only as listed below.

Model No.

 

 

 

Indoor Unit

Outdoor Unit

 

 

 

 

 

 

 

 

 

CS-KE12NB41

 

 

 

CU-KE12NK1

 

 

 

Power Source:

 

 

 

60 Hz, single-phase, 115 V

 

 

 

CS-KE18NB4UW

 

 

CU-KE18NKU

 

Power Source:

 

 

 

60 Hz, single-phase, 230/208 V

 

 

 

Ceiling Panel

 

 

 

 

 

 

 

 

CZ-18BT1U

 

 

 

85264190577002 2011

Contents

 

 

 

Page

IMPORTANT!

 

Please Read Before Starting

2

1.

GENERAL

4

 

1-1. Tools Required for Installation (not supplied)

 

1-2. Accessories Supplied with Unit

 

 

1-3. Optional Copper Tubing Kit

 

 

1-4. Type of Copper Tube and Insulation Material

 

1-5. Additional Materials Required for Installation

2.

INSTALLATION SITE SELECTION

5

 

2-1.

Indoor Unit

 

 

2-2.

Outdoor Unit

 

3. HOW TO INSTALL THE INDOOR UNIT

7

 

3-1. Preparation for Suspending

 

 

3-2. Suspending the Indoor Unit

 

 

3-3. Placing the Unit Inside the Ceiling

 

 

3-4. Installing the Drain Piping

 

 

3-5. Checking the Drainage

 

 

3-6. How to Install the Ceiling Panel

 

 

3-7.

Wiring Instructions

 

 

3-8. Recommended Wire Length and Diameter

 

3-9. Wiring Instructions for Inter-unit Connections

4. HOW TO INSTALL THE OUTDOOR UNIT

15

 

4-1. Wiring Instructions for the Outdoor Unit

 

5.

REFRIGERANT TUBING

16

 

5-1. Use of the Flaring Method

 

 

5-2. Flaring Procedure with a Flare Tool

 

 

5-3. Caution before Connecting Tubes Tightly

 

 

5-4. Connecting Tubing between Indoor and

 

 

 

Outdoor Units

 

 

5-5. Insulation of Refrigerant Tubing

 

 

5-6. Taping the Tubes

 

 

5-7. Finishing the Installation

 

6.

AIR PURGING

18

Air Purging with a Vacuum Pump (for Test Run)

Basic Functions of the Service Valves

Pump Down

Service Valve Connections

7.REMOTE CONTROLLER INSTALLATION

POSITION

22

7-1.

Mounting on a Wall

 

8. ADDRESS SWITCH

23

8-1.

Address Setting of the Remote Controller

 

CV6233187839

Image 91
Contents 852 361 Outdoor Model No. Product Code NoSafety Precautions Prohibit Table of Contents 11-8 11-211-4 11-7Operating Range Temperature Indoor Air Intake Temp Outdoor Air Intake TempCS-KE12NB41 & CZ-18BT1U SpecificationsUnit Specifications Indoor UnitDimensions & Weight Outdoor Unit Dimensions & Weight Indoor Unit230V CU-KE18NKUCU-KE18NKU 208V CZ-KE18NB4UW & CZ-18BT1U Indoor Unit Panel CZ-18BT1U Major Component SpecificationsIndoor Unit Indoor Unit Body CS-KE12NB41CB-CS-KE18NB4U Indoor Unit Body CS-KE18NB4UWExternal Finish Outdoor UnitOutdoor Unit CU-KE12NK1 CompressorOutdoor Unit CU-KE18NKU Outdoor air temp sensor Other Component SpecificationsIndoor Unit CS-KE12NB41 & CZ-18BT1U Indoor air temp sensor ModelKTEC-35-S98Unit inch mm Dimensional DataUnit inch mm 852-0-0010-12700-0 Unit inch mm 852-0-0010-13200-0 Refrigerant Flow Diagram Refrigerant Flow DiagramOutdoor unit Outdoor unit Performance Data Temperature ChartsIndoor Unit CS-KE12NB41 & CZ-18BT1U Outdoor Unit CU-KE12NK1 High pressure performance chart Indoor Unit CS-KE18NB4UW & CZ-18BT1U Outdoor Unit CU-KE18NKU At wide Pressure Cooling Capacity Power Supply 115V Single Phase 60Hz Cooling CapacityCU-KE12NK1 CS-KE18NB4UW & CZ-18BT1U Power Supply 230V Single Phase 60Hz Cooling CapacityCooling Capacity Low Ambient 740 11,860 800 24.4 Heating Capacity Power Supply 115V Single Phase 60Hz Heating CapacityTH Total Heating Capacity BTU/h Power Supply 230V Single Phase 60Hz Heating Capacity Heating Electrical CharacteristicsElectrical Data CoolingVoltage208V Cooling Voltage230V Cooling18BT1U CS-KE12NB418FA2-5250-46900-2 Outdoor Unit CU-KE12NK1 8FA2-5251-12200-2 Controller Address Setting of the Remote Controller MaintenanceHow to Connect How to DisconnectDisconnect the connectors in the control box Disassembly ProcedureRemove the air intake grill Remove the ceiling panel Remove the power box and control box Remove the indoor air temperature sensorScrew Ground cable CN07 CN03 CN09 CN06 Remove the main body lower section Remove the heat exchanger sensor Remove the drain pump and float switchRemove the heat exchanger Remove the turbo fan and fan motorAuto cooling/heating operation FunctionsOperation Functions Emergency operationLamp colors Timer backupFreeze prevention Compressor discharge temperature controlProtective Functions Overload prevention during heatingCT Peak current cut-off control Defrost detection and releaseReverse-Cycle Defrosting Precautions before Performing Inspection or Repair Troubleshooting Before Calling for ServiceMethod of Self-Diagnostics Indoor Unit Self-diagnostics LampsReplace the circuit board or the fuse Using the TEST/T-RUN terminalsChecking the Indoor and Outdoor Units Replace the controllerCondition E01 Serial Communication Error Identification ProcedureOff Blinking Illuminated Before the OperationFrom the previous page a Condition E12 Indoor Fan Motor Trouble Diagnosis of Fan MotorOutdoor Fan Motor Locations most susceptible to noise Trouble Correction Noise Malfunction and Electromagnetic InterferenceNoise malfunction Electromagnetic interferenceMeasurement of Insulation Resistance for Electrical Parts Power Supply CordChecking Electrical Components Measurement of Insulation ResistanceChecking Continuity of Fuse on PCB Assy Characteristics Refrigerant R410A Special Precautions When Servicing UnitCharacteristics of New Refrigerant R410A What is New Refrigerant R410A?Checklist before Servicing Tools Specifically for R410A Tubing Installation ProceduresCase of Compressor Malfunction Procedure for Replacing CompressorTo prevent the composition Configuration and characteristics of cylindersAmount in the charging cylinder is less than 20% ExampleWelding leaking points Case Refrigerant is LeakingRecharging Use of Existing Units When Tubes are ExtendedCharging Additional Refrigerant Retro-Fitting Existing SystemsPage Appendix a CU-3KE19NBU CU-4KE24NBU CU-4KE31NBU CS-KE12NB41CU-KE12NK1 CS-KE18NB4UW CU-KE18NKUCZ-18BT1U Product Information FeaturesContents Safety PrecautionsAvoid Installation LocationSafety Instructions Electrical RequirementsUnit Display and Operation Button Names of PartsSymbols Remote Controller DisplayRemote Controller Sensor HR. Timer button 1-HOUR OFF TimerTemperature setting buttons Temp Mode selector buttonSingle/Multiple switch Using the Remote ControllerStep Operation with the Remote ControllerAutomatic Operation Manual OperationFan Only Adjusting the Fan SpeedNight Setback Mode High Power ModeSpecial Remarks Setting the Timer1030 pm 710 am 1100 am Present time How to set the OFF timeHow to set the on time How to set daily ON/OFF repeat timerOperation together with the daily ON/OFF repeat timer Using the 1-HOUR OFF TimerAdjusting the Airflow Direction Hour OFF TimerCleaning the main unit and Remote Controller Care and CleaningWhen the air conditioner is not running Cleaning the flapsCare After a prolonged idle period How to remove the filterHow to remove the air intake grille Air filterWired Remote Controller TroubleshootingOperating Range CS-KE12NB41 SpecificationsFor Single use Model No Outdoor Unit Indoor UnitModel No Outdoor Unit Model No Indoor UnitPage Appendix B Installation Instructions Contents Installation Instructions Split System Air ConditionerPlease Read Before Starting Fins of the outdoor unit. You may get injured When ServicingOthers Source, it can produce dangerously toxic gasOptional Copper Tubing Kit Tools Required for Installation not suppliedAccessories Supplied with Unit Table GeneralAdditional Materials Required for Installation Installation Site SelectionHole of the bottom plate Solid base must not coverPlacing the Unit Inside the Ceiling How to Install the Indoor UnitPreparation for Suspending Suspending the Indoor UnitDrain port Installing the Drain Piping Attach so that the hose band Fastener is on the side10a Checking the DrainageIndoor unit Gaps Ceiling surface Ceiling panel Installing the Ceiling PanelAttaching the air-intake grille Wiring the Ceiling Panel and the IndicatorWiring Instructions General precautions on wiring Checking After InstallationWhen Removing the Ceiling Panel for Servicing Adjusting the Auto FlapAlways comply with national and local code requirements Disconnect switch may be required by national or local codesHow to connect wiring to the terminal For Indoor Unit Wiring Instructions for Inter-unit ConnectionsFor Outdoor Unit  For solid core wiring or F-cable Wiring Instructions for the Outdoor Unit How to Install the Outdoor Unit For stranded wiring First refer to . Installation Site SelectionUse of the Flaring Method Flaring Procedure with a Flare ToolTo 0.5 mm Adjust so that the amount of tube Refrigerant TubingInsulation material Connecting Tubing between Indoor and Outdoor UnitsInsulation of Refrigerant Tubing Taping the flare nuts Air Purging with a Vacuum Pump for Test Run Finishing the InstallationAir Purging Taping the TubesBe sure to completely insert the hex Soap with a clean clothDegrees 1/4 turn for 10 seconds, and then turn Stem clockwise to close it again. FigHow to Test Run the Air Conditioner  Pump Down  Basic Functions of the Service ValvesRemote Controller Installation Position  Service Valve ConnectionsAddress Setting of the Remote Controller Address SwitchCZ-RD515U Appendix CModel No. CZ-RD515U Operating Instructions Wired Remote ControllerAutomatic Switching between Cooling and Heating Installation Location SET button Timer and Present Time setting buttonsTimer Select button Remote Controller Display Automatic Operation Only for COOL/DRY/HEAT Model Heating Mode Only for COOL/DRY/HEAT Model Remote Controller Display910 pm 710 am 1130 pm Present time Backup functionProgrammed Daily on / OFFUsing the 1-HOUR OFF Timer Page Appendix D Installation Instructions CZ-RD515U Installation location Parts supplied with the remote controllerRemote controller installation guidelines How to install the remote controllerInstalling directly onto the wall Installing with in-wall junction boxHow to wire the remote controller WI1011-0 How to Test Run the Air ConditionerPage DC1111-0
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CZ-18BT1U, CS-KE12NB41, CS-KE18NB4UW, CU-KE18NKU, CU-KE12NK1 specifications

The Panasonic CS-KE18NB4UW and CU-KE12NK1, along with the CS-KE12NB41, CZ-18BT1U, and CU-KE18NKU, represent a suite of advanced air conditioning solutions built with cutting-edge technologies designed to provide optimal comfort, energy efficiency, and air quality in various settings.

One of the standout features of this lineup is the inverter technology. Inverter air conditioners adjust the compressor speed to maintain the desired temperature efficiently. This leads to significant energy savings compared to traditional air conditioners, which tend to frequently cycle on and off, consuming more power. By continuously regulating the temperature, the Panasonic units not only save electricity but also prolong the lifespan of the compressor.

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The user-friendly features include a smart remote control system, allowing users to adjust settings with ease from a distance. Some models are equipped with Wi-Fi capability, enabling integration with smart home systems for enhanced control and programmability.

In conclusion, the Panasonic CS-KE18NB4UW, CU-KE12NK1, CS-KE12NB41, CZ-18BT1U, and CU-KE18NKU air conditioning units exemplify innovation and efficiency. With their inverter technology, air purification features, compact designs, and smart functionalities, they stand out as ideal choices for maintaining comfortable and healthy indoor environments throughout the year.