Panasonic R410A service manual CS-KS18NB4UW & CZ-18BT1U

Page 12

Indoor Unit

CS-KS18NB4UW & CZ-18BT1U

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

<230V>

 

 

 

 

 

 

 

 

 

 

 

Type

 

 

 

 

 

 

Semi-Concealed Type Indoor Unit

 

 

 

 

 

 

 

 

 

 

 

Voltage Rating

 

 

 

 

 

230V Single-Phase 60Hz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Performance

 

 

 

 

 

 

 

Cooling

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Total Capacity

 

 

 

BTU/h

 

17,500

 

 

 

 

 

 

 

 

kW

 

5.15

 

 

 

Air Circulation (Hi/Me/Lo)

 

ft3/min (m3/h)

 

341(579)/294(500)/253(430)

 

 

 

Moisture Removal (High)

 

 

Pints/h

 

4.89

 

 

Rating

Available Voltage Range

 

 

V

 

187 to 253

 

 

 

 

 

 

 

Running Amperes

 

 

 

A

 

0.15

 

 

Electrical

Power Input

 

 

 

 

W

 

22

 

 

 

 

-

 

 

 

 

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Controls / Temperature Control

 

 

 

 

Microprocessor / I.C. Thermister

 

 

Control Unit

 

 

 

 

 

 

Wireless Remote Control Unit

 

 

 

 

 

 

 

 

 

 

 

 

 

Timer

 

 

 

 

 

 

24-Hour ON or OFF Timer, 1-Hour OFF Timer

 

Fan Speeds

 

 

 

 

Indoor

 

Auto and 3 steps

 

 

Airflow Direction (Indoor)

 

 

Horizontal

 

-

 

 

 

Features

 

 

 

 

 

Vertical

 

Auto

 

Air Filter

 

 

 

 

 

 

Washable, Anti-Mold

 

 

 

 

 

 

 

 

 

 

Refrigerant

 

 

 

 

 

 

R410A

 

 

Operation Sound

Indoor : Hi/Me/Lo

 

dB-A

 

44 / 40 / 36

 

 

 

Refrigerant Tubing Connections

 

 

 

 

Flare Type

 

 

Refrigerant

 

Narrow tube

 

 

inch (mm)

 

1/4 (6.35)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Tube Diameter

Wide tube

 

 

inch (mm)

 

1/2 (12.7)

 

 

 

Wired Remote Controller (Option)

 

 

 

 

CZ-RD515U

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Indoor Unit

 

Individual Unit

Dimensions & Weight (Indoor Unit)

 

 

 

 

 

Body

 

Panel

 

 

 

(CS-KS18NB4UW & CZ-18BT1U)

 

 

 

 

 

 

 

 

 

 

(CS-KS18NB4UW)

 

(CZ-18BT1U)

 

 

 

 

 

 

 

 

 

 

 

 

 

Unit Dimensions

Height

 

 

inch (mm)

 

12-5/16 (313)

 

11-5/32 (283)

 

1-9/16 (40)

 

 

 

Width

 

 

inch (mm)

 

24-19/32 (625)

 

22-5/8 (575)

 

24-19/32 (625)

 

 

 

Depth

 

 

inch (mm)

 

24-19/32 (625)

 

22-5/8 (575)

 

24-19/32 (625)

 

Package Dimensions

Height

 

 

inch (mm)

 

-

 

11-13/32 (290)

 

4-1/8 (105)

 

 

 

Width

 

 

inch (mm)

 

-

 

24-13/16 (630)

 

26-3/16 (665)

 

 

 

Depth

 

 

inch (mm)

 

-

 

28-1/8 (714)

 

26-11/16 (678)

 

Weight

 

Net

 

 

Ib. (kg)

 

41.3 (18.7)

 

35.3 (16)

 

6.0 (2.7)

 

 

 

Shipping

 

 

Ib. (kg)

 

-

 

41.9 (19)

 

7.7 (3.5)

 

Shipping Volume

 

 

 

cu.ft (m3)

 

-

 

4.59 (0.13)

 

1.65 (0.04)

 

 

 

 

 

 

 

 

DATA SUBJECT TO CHANGE WITHOUT NOTICE.

Remarks: Rating conditions are:

 

 

 

 

 

 

 

 

 

 

Cooling: Indoor air temperature

80 °F DB / 67 °F WB

 

 

 

 

 

 

 

Outdoor air temperature

95 °F DB / 75 °F WB

 

 

 

 

 

12

Image 12
Contents 11,900BTU / h CS-MKS12NB4U CZ-18BT1U 17,500BTU / h CS-KS18NB4UW CZ-18BT1USafety Precautions Prohibit Table of Contents CZ-RD515U Applicable MULTI-OUTDOOR Units Temperature Indoor Air Intake Temp Outdoor Air Intake Temp Operating RangeSpecifications Unit SpecificationsIndoor Unit CS-MKS9NB4U & CZ-18BT1U Indoor Unit 208VCS-MKS12NB4U & CZ-18BT1U 230VIndoor Unit Individual Unit CS-KS18NB4UW & CZ-18BT1U CS-KS18NB4UW & CZ-18BT1U Major Component Specifications Indoor UnitIndoor Unit Body CS-MKS9NB4U Indoor Unit Panel CZ-18BT1UIndoor Unit Body CS-MKS12NB4U CB-CS-MKS12NB4UIndoor Unit Body CS-KS18NB4UW CB-CS-KS18NB4UOther Component Specifications Indoor air temp sensor ModelKTEC-35-S98Indoor heat exchanger sensor ModelPT2M-51H-S3 Dimensional Data Unit inch mmRefrigerant Flow Diagram Refrigerant Flow DiagramIndoor unit Indoor Unit CS-KS18NB4UW & CZ-18BT1U Indoor unitElectric Wiring Diagrams Electrical Data5250-46900 8FA2Maintenance Disassembly ProcedureDisconnect the connectors in the control box Remove the air intake grillRemove 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 PAM- controlTimer backup Lamp colorsProtective Functions Freeze preventionTroubleshooting Before Calling for Service Precautions before Performing Inspection or RepairMethod of Self-Diagnostics 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 MotorNoise Malfunction and Electromagnetic Interference Noise malfunctionElectromagnetic interference Locations most susceptible to noise Trouble CorrectionPage Appendix a CS-MKS9NB4U & CZ-18BT1U CS-MKS12NB4U & CZ-18BT1UCZ-18BT1U Model No Indoor UnitsCeiling Panel 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 Operation with the Remote Controller Adjusting the Fan SpeedOperation Fan OnlySetting the Timer Special RemarksHow to set the present time How to set the OFF timeHow to set the on time How to set daily ON/OFF repeat timerUsing 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 periodTroubleshooting Wired Remote ControllerOperating Range Specifications Model No Indoor UnitModel No Outdoor Unit Model No Ceiling Panel CZ-18BT1UPage Appendix B CS-KS12NB41 CU-KS12NK1A CS-KS18NB4UW CU-KS18NKU CU-KS18NKUA CU-3KS19NBU CU-4KS24NBU CU-4KS31NBUModel No Indoor Units Outdoor Units For Multiple useFeatures Installation Location Names of Parts Remote Controller Display Remote Controller DRY Using the Remote Controller Operation with the Remote Controller Special Remarks How to set the present time Using the 1-HOUR OFF Timer Care and Cleaning Air filter Troubleshooting For Single use Model No Outdoor Unit Indoor UnitModel No Ceiling Panel For Multiple use 852-6-4190-582-00-0 Contents For Indoor UnitPlease Read Before Starting When Servicing OthersTools Required for Installation not supplied Accessories Supplied with Unit TableGeneral Optional Copper Tubing KitInstallation Site Selection Additional Materials Required for InstallationEmbedding the Tubing and Wiring How 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 wiringHow to connect wiring to the terminal For Indoor Unit For Outdoor Unit  For solid core wiring or F-cable For stranded wiring How to Test Run the Air Conditioner Remote Controller Installation Position Rear side Remote control holderTo take out the remote controller, pull it forward Mounting on a WallAddress Switch Address Setting of the Remote ControllerConnecting a Home Automation Device Installation Check SheetAppendix D 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 AutoRemote Controller Display Automatic Operation Only for COOL/DRY/HEAT Model Manual OperationRemote Controller Display Heating Mode Only for COOL/DRY/HEAT ModelBackup function ProgrammedDaily on / OFF 910 pm 710 am 1130 pm Present timeSweep Cool Drysweep FAN Heat Page Appendix E 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 WI1011-0 Page DC1111-0
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Manual 198 pages 33.93 Kb

R410A specifications

Panasonic R410A is a refrigerant that has gained significant popularity in the air conditioning and refrigeration industry due to its favorable environmental properties and performance characteristics. Specifically designed to replace the harmful R22 refrigerant, which is being phased out due to its ozone-depleting potential, R410A offers a more eco-friendly alternative without compromising on efficiency or power.

One of the main features of R410A is its high energy efficiency. It operates at a higher pressure than R22, resulting in better heat transfer capabilities. This increased efficiency translates to lower energy consumption, making units using R410A more cost-effective in the long run. Additionally, R410A is known for its ability to provide excellent cooling performance even in high-temperature environments, making it suitable for a variety of applications, from residential air conditioning systems to commercial refrigeration units.

In terms of composition, R410A is a blend of two hydrofluorocarbons (HFCs), namely R32 and R125. This combination not only minimizes ozone depletion potential (ODP) but also reduces global warming potential (GWP) compared to older refrigerants. Panasonic has emphasized the importance of innovative technologies in its products, and R410A aligns perfectly with the company's commitment to developing sustainable solutions.

Panasonic also integrates advanced technologies to optimize the performance of R410A systems. For example, variable speed compressors, known as inverter technology, enhance system efficiency by adjusting the compressor's speed according to the cooling demand. This ensures that energy is only consumed when needed, further reducing operational costs.

Furthermore, R410A has a wide range of applications, including air conditioning systems, heat pumps, and chillers. Its versatility makes it a popular choice among manufacturers and consumers alike. The refrigerant is also compatible with existing R22 equipment, although specific retrofit procedures must be followed to ensure peak performance and reliability.

In conclusion, Panasonic R410A stands out as an innovative refrigerant choice in the HVAC industry, offering a combination of energy efficiency, environmentally friendly properties, and advanced technologies. As regulatory frameworks continue to tighten on greenhouse gas emissions, R410A and similar refrigerants are expected to play a crucial role in shaping a more sustainable future for air conditioning and refrigeration. Its high performance and lower environmental impact solidify its position as a leading refrigerant in contemporary cooling solutions.