Operating Range, CS-KS24NKU + CU-KS24NKU | Panasonic CU-KS18NKU

1. OPERATING RANGE

	Models : CS-KS18NKU + CU-KS18NKU
	CS-KS24NKU + CU-KS24NKU

		Temperature	Indoor Air Intake Temp.	Outdoor Air Intake Temp.

	Cooling	Maximum	95 °F DB / 71 °F WB	115 °F DB

		Minimum	67 °F DB / 57 °F WB	67 °F DB
		Minimum	67 °F DB / 57 °F WB	67 °F DB

	Models : CS-KS18NKU + CU-KS18NKUA
	CS-KS24NKU + CU-KS24NKUA

		Temperature	Indoor Air Intake Temp.	Outdoor Air Intake Temp.

	Cooling	Maximum	95 °F DB / 71 °F WB	115 °F DB

		Minimum	67 °F DB / 57 °F WB	0 °F DB
		Minimum	67 °F DB / 57 °F WB	0 °F DB

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Panasonic service manual Operating Range, Models CS-KS18NKU + CU-KS18NKUA, CS-KS24NKU + CU-KS24NKUA

Contents

DC Inverter Split System AIR Conditioner Safety Precautions Prohibit Table of Contents Appendix a CS-KS24NKU + CU-KS24NKU Operating RangeModels CS-KS18NKU + CU-KS18NKU Models CS-KS18NKU + CU-KS18NKUA CS-KS18NKU SpecificationsUnit Specifications CU-KS18NKU 208V CS-KS24NKU CU-KS24NKU 12.1 CU-KS18NKUA 15 1.2 to Outdoor Unit CU-KS24NKUA 230V Dimen CU-KS24NKUA Major Component Specifications Indoor UnitIndoor Unit CS-KS18NKU Indoor Unit CS-KS24NKU CB-CS-KS24NKU Outdoor Unit Outdoor Unit CU-KS18NKU Outdoor Unit CU-KS24NKU Outdoor Unit CU-KS18NKUA Outdoor Unit CU-KS24NKUA Other Component Specifications CS-KS18NKU CS-KS24NKUCU-KS18NKU CU-KS24NKU CU-KS18NKUA CU-KS24NKUA Dimensional Data 23-15/165-11/32 852-0-0010-119-00-0 Insulation of Refrigerant Tubing Refrigerant Flow DiagramRefrigerant Flow Diagram CS-KS24NKU CU-KS18NKUA CU-KS24NKUA Temperature Charts Performance Data Indoor Unit CS-KS18NKU Outdoor Unit CU-KS18NKUA Indoor Unit CS-KS24NKU Outdoor Unit CU-KS24NKU Indoor Unit CS-KS24NKU Outdoor Unit CU-KS24NKUA Power Supply 230V Single Phase 60Hz Cooling Capacity Cooling CapacityOutdoor Unit CU-KS18NKU / CU-KS18NKUA Outdoor Unit CU-KS24NKU / CU-KS24NKUA Cooling Capacity Low Ambient SHC 15,690 20,420 Air Throw Distance Charts Cooling Electrical Characteristics Electrical Data CS-KS24NKU Electric Wiring Diagrams Indoor Unit CS-KS18NKU CS-KS24NKU8FA2-5251-11000-2 Outdoor Unit CU-KS18NKU CU-KS18NKUA BLK RED WHT 1P-CONNECTORWHT Maintenance Address Setting of the Remote Control Unit How to Disconnect How to Connect Emergency operation FunctionsOperation Functions PAM- control Timer backup Lamp colors Freeze prevention Compressor discharge temperature controlProtective Functions CT Peak current cut-off control Troubleshooting Before Calling for Service Precautions before Performing Inspection or RepairMethod of Self-Diagnostics Self-diagnostics Lamps Code Diagnosis Contents Normal Replace the controllerReplace the circuit board or the fuse Using the TEST/T-RUN terminals Checking the Indoor and Outdoor UnitsChecking the indoor unit Control Check items unit operation Off Blinking Illuminated Serial Communication Error Identification ProcedureBefore the Operation Condition E01 From the previous page a Condition E12 Trouble Diagnosis of Fan Motor Indoor Fan Motor Outdoor Fan Motor CU-KS24NKU / CU-KS24NKUA Noise Malfunction and Electromagnetic Interference Noise malfunctionElectromagnetic interference Measurement of Insulation Resistance Power Supply CordChecking Electrical Components Measurement of Insulation Resistance for Electrical Parts Checking Continuity of Fuse on PCB Assy What is New Refrigerant R410A? Refrigerant R410A Special Precautions When Servicing UnitCharacteristics of New Refrigerant R410A Characteristics Checklist before Servicing Tubing Installation Procedures Tools Specifically for R410A Procedure for Replacing Compressor Case of Compressor Malfunction Damage to the compressor Never charge a large amountUnit. This may cause Amount in the charging cylinder is less than 20% Case Refrigerant is Leaking Welding leaking pointsRecharging Retro-Fitting Existing Systems When Tubes are ExtendedCharging Additional Refrigerant Use of Existing Units Appendix a Operating Instructions Operating Instructions Split System Air Conditioner Safety Precautions FeaturesContents Product Information Installation Location Safety InstructionsElectrical Requirements Page Names of Parts Indoor UnitOutdoor Unit Green and FAN green mode Unit Display and Operation ButtonQuiet lamp Remote Controller Display On Time Remote ControllerHour OFF Timer OFF Time Cool TempDRY FAN ACL button ALL Clear Using the Remote ControllerHow to Install Batteries Use a thin object such as the tip of a pen to press Rear Side Hole To take out the remote controller, pull it forwardReceiver which could block the signal Controller Operation with the Remote Controller Step Operation with the Remote Controller Press the ON/OFF operation button Night Setback Mode Quiet Mode Power failure during operation Special RemarksClicking sound is heard from the air conditioner Setting the Timer Example To set to 1030 pmOperation Indication 1030 pm 710 am 1100 am How to set the on time Example To start operation at 710 amTo cancel a timer program Press the Cancel button OFF Cancellation procedure Using the 1-HOUR OFF TimerSetting procedure Operation together with the Daily ON/OFF Repeat Timer Adjusting the Airflow Direction Cool Sweep DRY FAN When the air conditioner is not running Operation Without the Remote ControllerCare and Cleaning Cyclically Cooling operation Stop How to remove the filter 1. Grasp both ends of the air Groove Pin Air intake grille Wired Remote Controller Washing the grille with water Troubleshooting Before Calling for Service Operating RangeTrouble Possible Cause Remedy Specifications CU-KS18NKU, CU-KS18NKUA CS-KS18NKU 852-6-4190-576-00-0 Installation Instructions Split System Air Conditioner Contents Please Read Before Starting Fins of the outdoor unit. You may get injured Accidentally General Tools Required for Installation not suppliedAccessories Supplied with Unit Table Optional Copper Tubing Kit Installation Site Selection Additional Materials Required for InstallationAvoid About Front Back Baffle Plate for the Outdoor Unit CU-KSxxNKUA models only Air Intake Baffle Air Discharge Baffle Precautions for installation Remove the Rear Panel from the Unit How to Install the Indoor UnitTrical wiring or conduits are Make a Hole Install the Rear Panel on the Wall If Wooden WallIf Block, Brick, Concrete or Similar Type Wall Remove the Grille to Install the Indoor Unit How to remove the grilleHow to replace the grille Wiring Instructions General precautions on wiring Shape the Indoor Side Tubing Recommended Wire Length and Diameter Wiring System Diagram Wiring Instructions for Inter-unit Connections How to connect wiring to the terminal For Indoor Unit For Outdoor Unit For solid core wiring or F-cable For stranded wiring Mounting Right-side tubing Switching drain hose and drain cap Left-side tubingDrain cap To unmount indoor unit Do not supply power toTubing and wiring to the out Unit or operate it until all How to Install the Outdoor Unit First refer to . Installation Site SelectionWiring Instructions for the Outdoor Unit Flaring Procedure with a Flare Tool Refrigerant TubingUse of the Flaring Method Insulation of Refrigerant Tubing Connecting Tubing between Indoor and Outdoor UnitsFinishing the Installation To prevent heat loss and wet floors due to dripping of con Tem. The valve core is similar to Air Purging Air Purging with a Vacuum Pump for Test Run Those used in automobile tiresPage How to Test Run the Air Conditioner When opening or closing the service valve stem Basic Functions of the Service ValvesBasic functions of the service valves are given in below External diameter of service port R410A 5/16 Service Valve Connections Remote Controller Installation PositionMounting on a Wall Address Switch Address Setting of the Remote ControllerPage DC1111-0