Panasonic CS-KE12NB41 Installing with in-wall junction box, Installing directly onto the wall

Page 128

A. Installing with in-wall junction box

(1)

Install the junction box (locally purchased) into the wall.

 

(Figs. 2-a and 3)

(2)

Pass the wire harness through the junction box and

 

conduit. (Fig. 3)

(3)

Insert a flathead screwdriver into the 5 tab locations

 

and disconnect the back plate of the remote controller by

 

lifting up slightly. (Fig. 2-b)

 

The tabs are thin; take care not to chip them.

(4)

Pass the wire harness connector through the cord open-

 

ing on the back plate of the remote controller.

 

Use nippers or a similar tool to cut out the slots for the

In-wall junction box (locally purchased)

9/32"-3 (83.5mm)

3/16"-4 (106mm)

Tab

 

 

2-3/8"

Back

(60mm)

plate

Fig. 2-a

Fig. 2-b

from the indoor unit

 

remote controller back plate screws. Insert the spacers

 

and use the machine screws to install the remote con-

 

troller back plate. (Fig. 3)

(5)

Insert the connector into the PCB of the remote controller

 

unit, and wrap the wire harness around the hook. (Fig. 4)

(6)

Store the excess wire harness inside the junction box,

 

then hook the remote controller unit onto the top of the

 

back plate and install the remote controller unit.

(7)

To remove the remote controller unit after it has been

 

installed, insert a flathead screwdriver into the slot on the

 

bottom of the case and turn it. (Fig. 5)

B. Installing directly onto the wall

(1)

Insert a flathead screwdriver into the 5 tab locations and

 

disconnect the back plate of the remote controller by lift-

 

ing up slightly. (Fig. 2-b)

 

The tabs are thin; take care not to chip them.

(2)

Use tapping screws to directly fasten the remote con-

 

troller back plate onto the wall. (Fig. 6)

(3)

Insert the connector into the PCB of the remote controller

In-wall junction box

Opening

Wire harness

Back plate

Machine screws

Remote controller

Fig. 3

PCB

Wall

Spacers

 

unit, and wrap the wire harness around the hook. (Fig. 4)

(4)

Use nippers or a similar tool to cut out the slot on the top

 

of the remote controller unit. Pass the wire harness

 

through the slot, then hook the remote controller unit

 

onto the top of the back plate and install the remote con-

 

troller unit.

(5)

In order to conceal the exposed wiring, use a wire cover

 

(locally purchased) or similar means.

Hook

Slot

 

Connector

 

Fig. 4

Fig. 5

NOTE

‡When installing the remote controller back plate, be sure that it is flat and straight. Do not over-tighten the installa- tion screws.

‡Install the remote controller away from all sources of elec- trical noise.

‡Install a noise filter or take other appropriate action if elec- trical noise affects the power supply circuit of the unit.

Wire harness

Cut out

Wall

Back plate

Tapping screws

Remote controller

Fig. 6

2

Image 128
Contents Outdoor Model No. Product Code No 852 361Safety Precautions Prohibit Table of Contents 11-2 11-411-7 11-8Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Operating RangeSpecifications Unit SpecificationsIndoor Unit CS-KE12NB41 & CZ-18BT1UDimensions & Weight Indoor Unit Dimensions & Weight Outdoor UnitCU-KE18NKU 230VCU-KE18NKU 208V CZ-KE18NB4UW & CZ-18BT1U Major Component Specifications Indoor UnitIndoor Unit Body CS-KE12NB41 Indoor Unit Panel CZ-18BT1UIndoor Unit Body CS-KE18NB4UW CB-CS-KE18NB4UOutdoor Unit Outdoor Unit CU-KE12NK1Compressor External FinishOutdoor Unit CU-KE18NKU Other Component Specifications Indoor Unit CS-KE12NB41 & CZ-18BT1UIndoor air temp sensor ModelKTEC-35-S98 Outdoor air temp sensorDimensional Data Unit inch mmUnit inch mm 852-0-0010-12700-0 Unit inch mm 852-0-0010-13200-0 Outdoor unit Refrigerant Flow DiagramRefrigerant Flow Diagram Outdoor unit Indoor Unit CS-KE12NB41 & CZ-18BT1U Outdoor Unit CU-KE12NK1 Temperature ChartsPerformance Data High pressure performance chart Indoor Unit CS-KE18NB4UW & CZ-18BT1U Outdoor Unit CU-KE18NKU At wide Pressure CU-KE12NK1 Power Supply 115V Single Phase 60Hz Cooling CapacityCooling Capacity Power Supply 230V Single Phase 60Hz Cooling Capacity CS-KE18NB4UW & CZ-18BT1UCooling Capacity Low Ambient 740 11,860 800 24.4 TH Total Heating Capacity BTU/h Power Supply 115V Single Phase 60Hz Heating CapacityHeating Capacity Power Supply 230V Single Phase 60Hz Heating Capacity Electrical Characteristics Electrical DataCooling HeatingVoltage230V Cooling Voltage208V Cooling8FA2-5250-46900-2 CS-KE12NB4118BT1U Outdoor Unit CU-KE12NK1 8FA2-5251-12200-2 Controller Maintenance Address Setting of the Remote ControllerHow to Disconnect How to ConnectRemove the air intake grill Disassembly ProcedureDisconnect the connectors in the control box Remove the ceiling panel Remove the indoor air temperature sensor Remove the power box and control boxScrew Ground cable CN07 CN03 CN09 CN06 Remove the main body lower section Remove the drain pump and float switch Remove the heat exchanger sensorRemove the turbo fan and fan motor Remove the heat exchangerFunctions Operation FunctionsEmergency operation Auto cooling/heating operationTimer backup Lamp colorsCompressor discharge temperature control Protective FunctionsOverload prevention during heating Freeze preventionReverse-Cycle Defrosting Defrost detection and releaseCT Peak current cut-off control Method of Self-Diagnostics Troubleshooting Before Calling for ServicePrecautions before Performing Inspection or Repair Self-diagnostics Lamps Indoor UnitUsing the TEST/T-RUN terminals Checking the Indoor and Outdoor UnitsReplace the controller Replace the circuit board or the fuseSerial Communication Error Identification Procedure Off Blinking IlluminatedBefore the Operation Condition E01From the previous page a Condition E12 Trouble Diagnosis of Fan Motor Indoor Fan MotorOutdoor Fan Motor Noise Malfunction and Electromagnetic Interference Noise malfunctionElectromagnetic interference Locations most susceptible to noise Trouble CorrectionPower Supply Cord Checking Electrical ComponentsMeasurement of Insulation Resistance Measurement of Insulation Resistance for Electrical PartsChecking Continuity of Fuse on PCB Assy Refrigerant R410A Special Precautions When Servicing Unit Characteristics of New Refrigerant R410AWhat is New Refrigerant R410A? CharacteristicsChecklist before Servicing Tubing Installation Procedures Tools Specifically for R410AProcedure for Replacing Compressor Case of Compressor MalfunctionConfiguration and characteristics of cylinders Amount in the charging cylinder is less than 20%Example To prevent the compositionRecharging Case Refrigerant is LeakingWelding leaking points When Tubes are Extended Charging Additional RefrigerantRetro-Fitting Existing Systems Use of Existing UnitsPage Appendix a CZ-18BT1U CS-KE12NB41CU-KE12NK1 CS-KE18NB4UW CU-KE18NKUCU-3KE19NBU CU-4KE24NBU CU-4KE31NBU Features ContentsSafety Precautions Product InformationInstallation Location Safety InstructionsElectrical Requirements AvoidNames of Parts Unit Display and Operation ButtonRemote Controller Display SymbolsRemote Controller HR. Timer button 1-HOUR OFF Timer Temperature setting buttons TempMode selector button SensorUsing the Remote Controller Single/Multiple switchOperation with the Remote Controller Automatic OperationManual Operation StepAdjusting the Fan Speed Night Setback ModeHigh Power Mode Fan OnlySetting the Timer Special RemarksHow to set the OFF time How to set the on timeHow to set daily ON/OFF repeat timer 1030 pm 710 am 1100 am Present timeUsing the 1-HOUR OFF Timer Adjusting the Airflow DirectionHour OFF Timer Operation together with the daily ON/OFF repeat timerCare and Cleaning When the air conditioner is not runningCleaning the flaps Cleaning the main unit and Remote ControllerHow to remove the filter How to remove the air intake grilleAir filter Care After a prolonged idle periodOperating Range TroubleshootingWired Remote Controller Specifications For Single useModel No Outdoor Unit Indoor Unit CS-KE12NB41Model No Indoor Unit Model No Outdoor UnitPage Appendix B Installation Instructions Installation Instructions Split System Air Conditioner ContentsPlease Read Before Starting When Servicing OthersSource, it can produce dangerously toxic gas Fins of the outdoor unit. You may get injuredTools Required for Installation not supplied Accessories Supplied with Unit TableGeneral Optional Copper Tubing KitInstallation Site Selection Additional Materials Required for InstallationSolid base must not cover Hole of the bottom plateHow to Install the Indoor Unit Preparation for SuspendingSuspending the Indoor Unit Placing the Unit Inside the CeilingInstalling the Drain Piping  Attach so that the hose bandFastener is on the side Drain portChecking the Drainage 10aInstalling the Ceiling Panel Indoor unit Gaps Ceiling surface Ceiling panelWiring the Ceiling Panel and the Indicator Attaching the air-intake grilleChecking After Installation When Removing the Ceiling Panel for ServicingAdjusting the Auto Flap Wiring Instructions General precautions on wiringDisconnect switch may be required by national or local codes Always comply with national and local code requirementsFor Outdoor Unit  For solid core wiring or F-cable Wiring Instructions for Inter-unit ConnectionsHow to connect wiring to the terminal For Indoor Unit How to Install the Outdoor Unit  For stranded wiringFirst refer to . Installation Site Selection Wiring Instructions for the Outdoor UnitFlaring Procedure with a Flare Tool To 0.5 mm Adjust so that the amount of tubeRefrigerant Tubing Use of the Flaring MethodConnecting Tubing between Indoor and Outdoor Units Insulation of Refrigerant TubingTaping the flare nuts Insulation materialFinishing the Installation Air PurgingTaping the Tubes  Air Purging with a Vacuum Pump for Test RunSoap with a clean cloth Degrees 1/4 turn for 10 seconds, and then turnStem clockwise to close it again. Fig Be sure to completely insert the hexHow to Test Run the Air Conditioner  Basic Functions of the Service Valves  Pump Down Service Valve Connections Remote Controller Installation PositionAddress Switch Address Setting of the Remote ControllerAppendix C CZ-RD515UOperating Instructions Wired Remote Controller Model No. CZ-RD515UAutomatic Switching between Cooling and Heating Installation Location Timer and Present Time setting buttons SET buttonTimer Select button Remote Controller Display Automatic Operation Only for COOL/DRY/HEAT Model Remote Controller Display Heating Mode Only for COOL/DRY/HEAT ModelBackup function ProgrammedDaily on / OFF 910 pm 710 am 1130 pm Present timeUsing the 1-HOUR OFF Timer Page Appendix D Installation Instructions CZ-RD515U Parts supplied with the remote controller Remote controller installation guidelinesHow to install the remote controller Installation locationInstalling with in-wall junction box Installing directly onto the wallHow to wire the remote controller How to Test Run the Air Conditioner WI1011-0Page 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.

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