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Sanyo KGS1411, CG1411 service manual Internal Components, Indoor Unit

Models: KGS1411 CG1411

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3-2. Internal Components

3-2-1. Indoor Unit

Indoor unit KGS1411

Air filter	PCB A	Operation selector
Air filter	PCB A
Air intake grille	Air cleaner filter

	Flap
	Heat	Cross-flow fan
	exchanger	Cross-flow fan
	exchanger	Drain pan
		Drain pan
	Vertical flap
	Refrigerant
	tubing	Room temperature sensor
	Drain hose

PCB B

Transformer

Terminal block

Fan motor

Anti-vibration rubber for motor

Heat-exchanger sensor

Ground screw

Attachment plate of the conduit

Indicator

Louver motor

Wireless remote control unit

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Sanyo KGS1411, CG1411 service manual Internal Components, Indoor Unit

Contents

CG1411 KGS1411 / CG1411KGS1411 GAS HEATER AIR CONDITIONERPlease Read Before Starting SPECIAL PRECAUTIONSTable of Contents 11. POINTS TO DIAGNOSE 10. PROCEDURE FOR DISMANTLING THE UNIT12. TROUBLESHOOTING 13. SPECIAL PRECAUTIONS WHEN SERVICING THE UNITOutdoor Air Intake Temp 1. OPERATING RANGETemperature Indoor Air Intake Temp2-1.Unit Specifications 2. SPECIFICATIONSBurner Dimensions & WeightGovernor Setting Pressure Safety Devices2-2-1.Indoor Unit 2-2.Major Component SpecificationsOutdoor unit CG1411 2-2-2.Outdoor UnitFan & Fan Motor 2-2-2.Outdoor Unit 2 Outdoor unit CG1411Burner Nozzle2-3-1.Indoor Unit Indoor unit KGS1411 2-3.Other Component Specifications2-3-2.Outdoor Unit Outdoor unit CG1411 3. DIMENSIONAL DATA 3-1.Unit3-1-1.Indoor Unit 3-1-2.Outdoor Unit Location of Service Valves3-2-1.Indoor Unit 3-2.Internal Components3-2-2.Outdoor Unit 3-3.Major Components 3Main Burner Type Ribbon Burner4 Combustion Blower Unit inch mm Copper tube Outer dia. 5/16 5 Refrigerant HeaterAluminum 6.693 10.827 Packing both sides Ceramic fiberHEATING CYCLE 4. REFRIGERANT FLOW DIAGRAM4-1.Refrigerant Flow Diagram COOLING CYCLE5-1.Performance Charts 5. PERFORMANCE DATAHeating 5-2.Air Throw Distance ChartsKGS1411 CoolingEvaporator 5-3.Cooling CapacityRating Capacity 9,000 BTU/h Air Flow Rate 282 CFM5-4.Heating Capacity KGS1411CG1411 6-1.Electrical Characteristics 6. ELECTRICAL DATA6-2.Electric Wiring Diagrams WARNING To avoid disconnect and/or 2 Outdoor unit CG1411POW-CG1411 3 Printed circuit board7. INSTALLATION INSTRUCTIONS 7-1.Installation Site Selection7-1-1.Indoor Unit 7-1-2.Outdoor Unit 7-2.Recommended Wire Length and Diameter 7-3-1.Mounting on a Wall 7-3.Remote Control Unit Installation Position8-1-2.Cooling 8. FUNCTION8-1.Motion Explanation 8-1-1.Heating2 Safety Controls 8-1-3.Combustion Control1 Combustion 8-2.Cooling 8-2-1.Room Temperature Control8-2-2.Freeze Prevention Cooling 8-3.Heating 8-3-1.Room Temperature Control8-3-2.Refrigerant Control 1Thermistor2Thermistor 2 Reset Function 8-3-3.Combustion Saving Function1 Save Function Change in Fan Speed 8-4.Fan Speed Control During Cooling Operation Automatic fan speedDuring Heating Operation Automatic fan speed 8-5.Dry Operation Dehumidification During Cooling Operation 8-6.Automatic Operation1 Normal 2Changing fan speed “Automatic”8-7.Freeze Prevention 1 Cooling / Dry Cooling Zone Dry A Zone2 Dry B Zone 8-8.Overload Prevention Heating 8-8-1.Indoor Unit8-8-2.Outdoor Unit 9-1-3.Check Refrigerant Cycle Flowchart 9. OPERATION FLOWCHARTS9-1-1.Starting Flowchart 9-1-2.Stopping Flowchart9-2-1.Starting Flowchart 9-2-2.Stopping Flowchart9-2.Heating 10-1.Procedure for Dismantling the Indoor Unit 10. PROCEDURE FOR DISMANTLING THE UNIT4 How to remove drain pan 3How to remove electrical component box6How to detach fan and fan motor 5How to detach heat exchanger3 How to detach the combustion blower 10-2.Procedure for Dismantling the Outdoor Unit1 How to remove the external panels 2How to detach the rear panel5How to detach combination valve 4How to detach combination valve and gas conduit8How to detach gas nozzle 7How to detach burner unit11. POINTS TO DIAGNOSE 11-1.Indoor Unit Alarm Signal11-2.Manifold Pressure 11-3-1.Components 11-3.Checking Electrical ComponentsOutdoor Unit 11-3-2Indoor Unit 11-3-312-1-2.Check Inter-UnitWiring 12. TROUBLESHOOTING12-1.Check Before and After Troubleshooting 12-1-1.Check Power Supply Wiring12-2-1.Malfunction in Power Supply 12-2-2.Abnormalities in Power Transformer12-3-1.Incorrect Wiring of Inter-unitWiring 12-3-4.CT Detection Refer to 12-3-9and 12-3-2.Thermistor Abnormality Indoor Unit Only12-3-5.Indoor Fan is Defective 12-3-6.Power Circuit Wiring Error12-3-8.Outdoor Unit Power Transformer Defective 12-3-7.Outdoor Unit Power Supply Failure12-4.Outdoor Unit Fan Does Not Work 12-3-10.Outdoor Unit Compressor Motor Defective12-4-1.Outdoor Unit Fan Motor Defective 12-6-1.Thermistor 1 Defective 12-5.Flap Motor Does Not Work12-6.Heating Operation Not Possible 12-5-1.Louver Motor Defective12-6-3.Safety Device Operated 12-6-4.Erroneous Flame Detection12-6-5.Ignition Failure 12-6-6.Erroneous Flame-OutCondition 12-6-9.Reversing Valve Failure 12-6-8.ON/OFF Valve FailurePage Caused by outdoor unit 13. SPECIAL PRECAUTIONS WHEN SERVICING THE UNIT PROCEDURE13-1.BLK/WHT Connector Attachment for Servicing 13-2.Refrigerant Recovery 13-3.Service on Outdoor Unit13-4.Evacuation Using Vacuum Pump 13-5.Refrigerant Charging 13-6.Reattaching BLK/WHT Connectors for Operation KGS 1411 + CG1411 APPENDIXFor Your Safety Read Before Operation Installation InstructionOperating Instruction Contents Alert SymbolsProduct Information Features Electrical Requirements Installation LocationOI-202-06EG Safety InstructionsNames of Parts Unit Display and Operation Selector ON OFF Remote Control Unit DisplaySymbols SET TEMPDisplay Remote Control UnitRemote Control Unit continued Remote Control Unit Installation Position Using the Remote Control UnitHow to Install Batteries How to Use the Remote Control UnitMounting the Remote Control Unit Using the Remote Control Unit continued1. Automatic Operation Operation with the Remote Control Unitwhen operation starts Operation with the Remote Control Unit continuedAmbient temperature Temperature2. Manual Operation Operation with the Remote Control Unit continued3.Adjusting the Fan Speed Operation with the Remote Control Unit continuedSTEP Operation with the Remote Control Unit continued4. Fan Only 5. Night Setback ModeA. In Cooling and DRY Mode and Operation with the Remote Control Unit continued``DRY Operation Special RemarksPower failure during operation Clicking Sound Remote Control UnitH OFF Using the 12-HourON and OFF TimerUsing the 1-HourOFF Timer Adjusting the Airflow Direction 1. Horizontal2. Vertical Care and Cleaning Operation without the Remote Control UnitAir intake grille Care and Cleaning continuedAnti-moldfilter How to remove the anti-moldfilter How to replace the anti-moldfilterAir cleaning filter not provided Care and Cleaning continuedDo not · TroubleshootingTips for Energy Saving Operating RangeFor Parts or Service Contact SANYO FISHER SERVICE CORPORATIONA DIVISION OF SANYO LOGISTICS CORPORATION