Sanyo CL1271, C1271, CL0971 Cooling and DRY Mode, Night Setback Mode is used for saving energy

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4. Night Setback Mode

In Cooling and DRY Mode: ( and )

Operation with the Remote Control Unit (continued)

Night Setback Mode is used for saving energy.

Press the NIGHT SETBACK button while operation.

The mark appears in the display.

To release the night setback function, press the NIGHT SETBACK button again.

When the night setback mode is selected, the air conditioner automatically raises the temperature setting 2 °F when 30 minutes have passed after the selection was made, and then another 2 °F after another 30 minutes have passed, regardless of the indoor temperature when night setback was selected. This enables you to save energy without sacrificing comfort. This function is convenient when gentle cooling is needed.

Setting

2 °F

temperature

2 °F

Press the NIGHT

30 min.

30 min. Time

SETBACK button

14	OI-803-14-EG

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Contents DC Inverter Split System AIR Conditioner KS0971 + C0971 + CL0971 KS1271 + C1271 + CL1271Please Read Before Starting Table of Contents Checking Electrical Components Models KS0971 + C0971 KS1271 + C1271 Operating RangeModels KS0971 + CL0971 KS1271 + CL1271 KS0971 SpecificationsUnit Specifications C0971KS1271 C1271CL0971 CL1271 Major Component Specifications Indoor UnitCB-KS1271 Microprocessor 250V 3A Outdoor Unit Outdoor Unit C0971Outdoor Unit C1271 Outdoor Unit CL0971 Outdoor Unit CL1271 Other Component Specifications Dimensional Data Indoor Unit KS0971Outdoor Unit C0971 C1271 CL0971 CL1271Insulation of Refrigerant Tubing Refrigerant Flow DiagramRefrigerant Flow Diagram After a tube has been insulated To break or crackTemperature Charts Performance DataIndoor Unit KS0971 Outdoor Unit CL0971 Indoor Unit KS1271 Outdoor Unit C1271 Indoor Unit KS1271 Outdoor Unit CL1271 Cooling Capacity Power Supply 115V Single Phase 60Hz Cooling CapacityC0971 / CL0971 C1271 / CL1271 Cooling Capacity Low Ambient 11,900 BTU/h Cooling Vertical distance ft Air Throw Distance ChartsRoom air temp F 26.7C Fan speed High Horizontal distance ft Air Axis Vertical Electrical Data Electrical CharacteristicsC0971 Cooling CL1271 C1271 CoolingIndoor Unit KS0971 KS1271 Electric Wiring Diagrams8FA2-5257-71600-0 Outdoor Unit C0971 C1271 WHT REDOutdoor Unit CL0971 CL1271 Maintenance Address Setting of the Remote Control UnitHow to Disconnect How to ConnectEmergency operation FunctionsOperation Functions PAM- controlTimer backup Lamp colorsFreeze prevention Compressor discharge temperature controlProtective Functions CT Peak current cut-off controlPrecautions before Performing Inspection or Repair TroubleshootingMethod of Self-Diagnostics Self-diagnostics Lamps Replace the controller Using the TEST/T-RUN terminalsChecking the Indoor and Outdoor Units Replace the circuit board or the fuseBefore the Operation Serial Communication Error Identification ProcedureOff Blinking Illuminated Condition E01Terminal board Outdoor Unit Condition E12 Trouble Diagnosis of Fan Motor Outdoor Fan MotorNoise malfunction Noise Malfunction and Electromagnetic InterferenceElectromagnetic interference Measurement of Insulation Resistance Power Supply CordChecking Electrical Components Measurement of Insulation Resistance for Electrical PartsChecking Continuity of Fuse on PCB Assy What is New Refrigerant R410A? Refrigerant R410A Special Precautions When Servicing UnitCharacteristics of New Refrigerant R410A CharacteristicsChecklist before Servicing Tubing Installation Procedures Tools Specifically for R410AProcedure for Replacing Compressor Case of Compressor MalfunctionDamage to the compressor Never charge a large amountUnit. This may cause ExampleWelding leaking points Case Refrigerant is LeakingRecharging Retro-Fitting Existing Systems When Tubes are ExtendedCharging Additional Refrigerant Use of Existing UnitsKS0971 + C0971 + CL0971 KS1271 + C1271 + CL1271 Features Alert Symbols ContentsProduct Information Safety Instructions Installation LocationElectrical Requirements Names of Parts Unit Display and Operation Button Green and FAN green modeThis lamp lights during operation in the Quiet mode Quiet lampRemote Control Unit Display Advance button Remote Control UnitHR. Timer button TransmitterAir conditioner reduces the humidity in the room Setting to provide a quieter operating soundSet times every day. For details, see Setting the Timer Air conditioner makes the room coolerHow to Install Batteries Using the Remote Control UnitACL button ALL Clear Using the Remote Control Unit Press the TEMP. setting buttons to change the temperature Operation with the Remote Control UnitPress the Mode selector button and select the desired mode Set the FAN Speed selector button to the setting you wantOperation with the Remote Control Unit Press the ON/OFF operation buttonCooling and DRY Mode Night Setback Mode is used for saving energyQuiet Mode Special Remarks Power failure during operationClicking sound is heard from the air conditioner Example To set to 1030 pm Setting the TimerOperation Indication To cancel a timer program Press the Cancel button Setting the TimerHow to set the on time Example To start operation at 710 am 1030 pm 710 am 1100 am Present timeCancellation procedure Using the 1-Hour OFF TimerSetting procedure Operation together with the Daily ON/OFF Repeat TimerHorizontal Adjusting the Airflow DirectionSetting the airflow manually Sweep functionOperation without the Remote Care and CleaningWhen the air conditioner is not running Control UnitIntake grille Care and CleaningCleaning Press in the bottom rightFilter How to clean the air clean filterWashing the grille with water Air clean filter Negative ion generator metal electrodes inside plastic caseOperating Range TroubleshootingTrouble Possible Cause Remedy Appendix B Installation Instructions Installation Instructions ContentsPlease Read Before Starting General Tools Required for Installation not suppliedAccessories Supplied with Unit Table Optional Copper Tubing KitInstallation Site Selection Additional Materials Required for InstallationBaffle Plate for the Outdoor Unit CLxx models only For Air Intake Recommended dimensions of the baffle platesAir Intake Baffle Air Discharge Baffle For Air DischargeInstallation procedure Air Intake Baffle Precautions for installationRemove the Rear Panel from the Unit How to Install the Indoor UnitMake a Hole If Wooden Wall Install the Rear Panel on the WallIf Block, Brick, Concrete or Similar Type Wall How to replace the grille Remove the Grille to Install the Indoor UnitHow to remove the grille Be sure to wear work glovesWiring Instructions General precautions on wiring Shape the Indoor Side TubingRecommended Wire Length and Diameter Disconnect switch may be required by national or local codesWiring Instructions for Inter-unit Connections How to connect wiring to the terminal For Indoor Unit Loose wiring may causeFore, be sure all wiring is For Outdoor Unit For solid core wiring or F-cableMounting Right-side tubingLeft-side tubing Switching drain hose and drain capDrain cap To unmount indoor unit Do not supply power toTubing and wiring to the out Unit or operate it until allFirst refer to . Installation Site Selection How to Install the Outdoor UnitWiring Instructions for the Outdoor Unit Refrigerant Tubing Flaring Procedure with a Flare ToolUse 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 conAir Purging This may cause the refriger Be sure to completely insertHex wrench before Ant gas to leak. In order toHow to Test Run the Air Conditioner Basic Functions of the Service Valves Pump DownRemote Control Unit Installation Position Mounting on a WallAddress Switch Address Setting of the Remote Control Unit

CL0971, C1271, C0971, CL1271 specifications

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