Heat Controller BDE-123-A, BDE-103-A service manual Troubleshooting Guide

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4.3 TROUBLESHOOTING GUIDE

In general, possible trouble is classified in two causes.

The one is called Starting Failure which is caused from an electrical defect, and the other is Ineffective Air Conditioning caused by a defect in the refrigeration circuit and improper application.

Unit is running but cooling is ineffective

Ineffective Cooling

Check of cold air circulation for smooth flow.

Dirty indoor coil (Heat exchanger)

Malfunction of fan

Clogged of air filter

Obstruction at air outlet

Stop of auto air-swing

Correct above trouble

Check clogging in refrigeration circuit.

Repair clogging in refrigeration circuit.

Check of outdoor coil (heat exchanger) & the fan operation.

Check gas leakage.

Repair gas leak.

Replacement of unit if the unit is beyond repair.

Satisfactory operation with temperature difference of inlet & outlet air ; 44.6~50˚F

Check heat load increase.

Unexpected residue

Overloaded Circuit

Check of inside gas pressure.

Adjusting of refrigerant charge

Malfunction of compressor

Replacement of compressor

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Contents Models BDE-103-A BDE-123-AContents PrefaceSpecifications For BDE-103-A/BDE-123-ACooling only Model Operation FeaturesControl Locations VentilationCooling and Heating Model Operation Heat Pump ModelsFront Grille Disassembly InstructionsMechanical Parts CabinetAIR Handling Parts ORIFICE, Heater Assy and Turbo FAN2 FAN Motor Electrical PartsShroud CompressorPower Cord Rotary SwitchThermostat Evaporator Refrigeration CycleCondenser Capillary TubePage Pulling Vacuum Dimension of sleeve assembly optional HOW to Install the UnitDimension of air conditioner If YOU Want to Pull OUT the Filter DownwardInstallation Kits Contents Suggested Tool Requirements Sleeve up to 18 inches deepUnit Installation Troubleshooting Guide Outside DimensionsPiping System Troubleshooting Guide Fails to Start Complaint Cause Remedy Room AIR Conditioner Voltage Limits Complaint Cause Remedy Schematic Diagram Circuit DiagramExploded View Model BDE-103-A/BDE-123-AReplacement Parts List Model BDE-103-A/BDE-123-AHeat CONTROLLER, INC

BDE-103-A, BDE-123-A specifications

The Heat Controller BDE-123-A and BDE-103-A are advanced heating units designed to enhance comfort in residential and commercial spaces. With an emphasis on energy efficiency, these models incorporate a range of technologies and features that structure their performance and usability.

Both units utilize innovative inverter technology, allowing for precise control over temperature settings. This feature not only reduces energy consumption but also minimizes fluctuations in room temperature, ensuring consistent comfort levels. The inverter technology enables the units to adjust their power output based on the current demand, which leads to reduced operational costs and a longer lifespan for the units.

One of the standout characteristics of the BDE-123-A and BDE-103-A models is their robust heating capabilities. The BDE-123-A, with a greater heating capacity than the BDE-103-A, serves larger spaces efficiently, making it ideal for larger rooms or open areas. The BDE-103-A, while slightly less powerful, is well-suited for smaller rooms or specific zones in a house, providing an effective heating solution without excessive energy use.

Both models are equipped with user-friendly digital control panels, enabling easy adjustments to settings and temperatures. The intuitive interface allows users to select their desired heating preferences with ease, enhancing the overall user experience. Additionally, these heat controllers come with programmable timers, allowing users to set heating schedules that align with their daily routines, optimizing energy use even further.

In terms of installation, both the BDE-123-A and BDE-103-A boast versatile mounting options, which can accommodate various configurations. Their sleek designs ensure they blend seamlessly into different décor styles, making them visually appealing additions to any space. Furthermore, these models are designed with low noise levels, providing a quiet operation that doesn’t disrupt the tranquility of your environment.

Safety features are also prioritized in these units. They include overheat protection and an automatic shut-off function, ensuring safe operation even in demanding conditions. Overall, the Heat Controller BDE-123-A and BDE-103-A represent a blend of advanced technology, effective heating performance, and user-friendly features, making them exemplary choices for efficient heating solutions in contemporary settings.