Sanyo KGS1411, CG1411 service manual Overload Prevention Heating, Indoor Unit

Page 45

8-8. Overload Prevention (Heating)

8-8-1. Indoor Unit

This function prevents overheating of the indoor heat exchange coil.

When the temperature of the indoor heat exchange coil rises above 131°F (55°C), and if the indoor fan is L (low speed), then the fan speed changes from L (low speed) to M (medium speed).

131°F

 

 

(55°C)

 

 

Indoor heat

 

 

exch.coil

 

 

temp.

 

 

113°F

 

 

(45°C)

 

 

Indoor fan

H or M or L

HH, MM, LM

 

 

Compressor

 

ON

8-8-2. Outdoor Unit

Unless the temperature of Thermistor 1 drops to 144°F (62 °C) or less from the point A within 1 minute, The burner is set to M (point C.)

Reset is activated when the temperature of Thermistor 1 drops to 122°F (50°C) or less, with the burner being set to H.

High-load protection for the outdoor unit is operated independently from the high-load protection for the indoor unit.

Thermistor 1

B

A

149°F (65°C)

144°F (62°C)

1 minute

122°F (50°C)

 

C

 

H

M

H

Combustion

Stop

L

Compressor

 

 

41

Image 45
Contents GAS Heater AIR Conditioner Case of Improper Installation When Installing…When Transporting When Connecting Refrigerant TubingTable of Contents Iii TroubleshootingOperating Range Temperature Indoor Air Intake Temp Outdoor Air Intake TempUnit Specifications SpecificationsKGS1411 CG1411Governor Setting Pressure Dimensions & WeightSafety Devices BurnerIndoor Unit Major Component SpecificationsGas Connection Outdoor UnitCompressor External FinishRefrigerant Heater NozzleCombination Gas Valve IgniterTransformer ATR-1581T2-U Other Component SpecificationsThermistor Coil sensor Thermistor Room sensorAuto Reset Temperature Limiting Power Relay PRTransformer TR 4FF4L510034000 Thermistor 1 Discharge pressure PB3M-41EUnit Dimensional DataLocation of Service Valves PCB a Internal ComponentsPTC Major Components Combination Gas Valve Proportional Control ValveGas Nozzle Combustion Blower Main BurnerRefrigerant Heater Refrigerant Flow Diagram Refrigerant Flow DiagramCooling Characteristics Performance ChartsHeating Characteristics Performance DataAir Throw Distance Charts CoolingHeating Cooling Capacity 100 Heating CapacityElectrical Characteristics Electrical DataCG1411 Cooling Indoor unit KGS1411 Electric Wiring DiagramsBM RV1 RV2 GV1 GV2 SD3 Printed circuit board POW-CG1411Installation Site Selection Installation InstructionsHot air Heat source Outdoor unit Obstacle above Wiring System Diagram Recommended Wire Length and DiameterMounting on a Wall Remote Control Unit Installation PositionRemovable mounting Non-removable mountingMotion Explanation FunctionHeating CoolingSafety Controls Combustion ControlCombustion Cooling Room Temperature ControlFreeze Prevention Cooling Heating Thermistor Refrigerant ControlReset Function Combustion Saving FunctionSave Function Cold Draft Prevention Function During Heating Operation During Cooling Operation Automatic fan speed Fan Speed ControlDry Operation Dehumidification Normal Automatic OperationChanging fan speed Automatic During Cooling OperationFreeze Prevention Cooling / Dry Cooling Zone Dry a ZoneDry B Zone Overload Prevention Heating Cooling, Dry Operation FlowchartsOperation starts Operation lamp Procedure for Dismantling the Indoor Unit Procedure for Dismantling the UnitHow to remove grille How to remove PCBsHow to remove drain pan How to remove electrical component boxHow to detach fan and fan motor How to detach heat exchangerHow to remove the external panels Procedure for Dismantling the Outdoor UnitHow to detach the rear panel How to detach the combustion blowerHow to detach combination valve How to detach combination valve and gas conduitHow to detach ignition probe and flame sensor electrode How to detach burner unitHow to detach gas nozzle Indoor Unit Alarm Signal Points to DiagnoseManifold Pressure Components Checking Electrical Components11-3-3 Outdoor Unit 11-3-2 Indoor UnitCheck Before and After Troubleshooting TroubleshootingMalfunction in Power Supply Abnormalities in Power TransformerIncorrect Wiring of Inter-unit Wiring Protective Circuit of Outdoor Burner Unit Operated Thermistor Abnormality Indoor Unit OnlyIndoor Fan is Defective Power Circuit Wiring ErrorOutdoor Unit Power Supply Failure Outdoor Unit Power Transformer DefectiveOutdoor Unit Compressor Motor Overload Relay Has Operated Outdoor Unit Fan Does Not Work Outdoor Unit Compressor Motor DefectiveOutdoor Unit Fan Motor Defective Heating Operation Not Possible Flap Motor Does Not WorkLouver Motor Defective Thermistor 1 DefectiveSafety Device Operated Erroneous Flame DetectionIgnition Failure Erroneous Flame-Out Condition Combustion Blower Motor Abnormal Revolution 12-6-8. ON/OFF Valve FailureReversing Valve Failure Reset Method When Error Occurs During Heating Operation DC0V Failure Display on Outdoor Unit and Correction MethodBLK/WHT Connector Attachment for Servicing Special Precautions When Servicing the UnitService on Outdoor Unit Refrigerant RecoveryEvacuation Using Vacuum Pump Refer to Service Valve Construction shown in FigRefrigerant Charging VolumeCharging Gradation Level before ChargingReattaching BLK/WHT Connectors for Operation Appendix What to do if YOU Smell GAS For Your Safety Read Before OperationContents Alert SymbolsProduct Information Features Electrical Requirements Installation LocationSafety Instructions Air intakes Names of PartsAir outlet Outdoor Condensing UnitPower switch to turn off power completely OFF position does not disconnect the power. Use the mainTimer lamp ReceiverSET Temp Button Timer on button TEMP. setting buttonsTimer OFF button TransmitterHour off timer HR. Timer buttonGreen or red Auto Red HeatACL button Cover Using the Remote Control UnitUsing the Remote Control Unit Press the ON/OFF operation button Operation with the Remote Control UnitOperation with the Remote Control Unit Manual Operation When difference between Room temperature and set Automatic Cooling and DRY mode Heating mode ManualTemperature is Temperature is Over High Below 2 F MediumFan Only Night Setback Mode is used for saving energyButton Heating Mode Setting Temperature Press Hour TimeSetting Temperature Press Hour Hours Button TimeHow it works? Special RemarksHeating performance Clicking sound is heard from the air conditionerUsing the 12-Hour on and OFF Timer Setting procedureCancellation procedure Press the Cancel button Using the 1-Hour OFF Timer Adjusting the Airflow Direction Setting the airflow manuallySweep function Operation without the Remote Control Unit Care and CleaningCasing and Grille Indoor Unit How to replace the anti-mold filter Anti-mold filter How to remove the anti-mold filterAir intake grille Anti-mold filterAir FilterArm Troubleshooting Tips for Energy SavingOperating Range For Parts or Service Contact

KGS1411, CG1411 specifications

Sanyo KGS1411 and CG1411 are notable solar panel models from Sanyo, a brand recognized for its innovation in photovoltaic technology. These models are particularly designed to deliver high efficiency and reliable performance for residential and commercial solar energy applications.

One of the standout features of the Sanyo KGS1411 is its use of HIT (Heterojunction with Intrinsic Thin layer) technology. This cutting-edge technology combines crystalline and thin-film solar cells, resulting in a unique structure that maximizes light absorption. The HIT technology results in higher conversion efficiency compared to traditional solar panels. The KGS1411 can achieve efficiencies of up to 20.4%, making it an excellent choice for those looking to maximize energy output from limited rooftop space.

The CG1411 model complements the KGS1411 by offering enhanced performance in low-light conditions. It is particularly effective in urban settings or regions with frequent overcast weather. This model also employs advanced cell design that improves performance during high temperatures, avoiding the efficiency loss typical in conventional solar panels.

Another significant characteristic of both models is their durable construction. Sanyo panels are designed to withstand severe weather conditions, including strong winds and heavy snow loads. This robustness is complemented by an extended warranty period, giving users peace of mind about their investment.

In terms of aesthetics, both the KGS1411 and CG1411 feature a sleek, all-black design, allowing them to blend seamlessly with various roofing materials. This visual appeal makes them an attractive option for homeowners who prioritize the appearance of their solar energy systems.

Furthermore, Sanyo panels come with integrated monitoring solutions that allow users to track energy production and system performance in real-time. This feature is invaluable for assessing the efficiency of the solar system and making informed decisions about energy consumption.

In conclusion, the Sanyo KGS1411 and CG1411 solar panels represent a synthesis of advanced technology and reliable performance. With their high efficiency, durability, and user-friendly monitoring solutions, these models are well-suited for consumers seeking sustainable energy solutions without compromising on quality or aesthetics. Whether for residential use or larger commercial projects, Sanyo’s offerings stand out in the competitive solar market.