Heat Controller BDE-123-A, BDE-103-A service manual Complaint Cause Remedy

Page 20

COMPLAINT

CAUSE

REMEDY

 

 

 

Fan motor will not run.

No power

Check voltage at outlet. Correct if none.

 

 

 

 

Power supply cord

Check voltage to rotary switch. If none, check

 

 

power supply cord. Replace cord if circuit is open.

 

 

 

 

Rotary switch

Check switch continuity. Refer to wiring diagram

 

 

for terminal identification. Replace switch if

 

 

defective.

 

 

 

 

Wire disconnected or

Connect wire. Refer to wiring diagram for terminal

 

connection loose

identification. Repair or replace loose terminal.

 

 

 

 

Capacitor (Discharge

Test capacitor.

 

capacitor before testing.)

Replace if not within ±10% of manufacturer's

 

 

rating. Replace if shorted, open, or damaged.

 

 

 

 

Will not rotate

Fan blade hitting shroud or blower wheel hitting

 

 

scroll. Realign assembly.

 

 

Units using slinger ring condenser fans must

 

 

have 1/4 to 5/16 inch clearance to the base. If it is

 

 

hitting the base, shim up the bottom of the fan

 

 

motor with mounting screw(s).

 

 

Check fan motor bearings; if motor shaft will not

 

 

rotate, replace the motor.

 

 

 

Fan motor runs

Revolves on overload.

Check voltage. See limits on this page. If not within

intermittently

 

limits, call an electrician.

 

 

Test capacitor.

 

 

Check bearings. Does the fan blade rotate freely?

 

 

If not, replace fan motor.

 

 

Pay attention to any change from high speed to

 

 

low speed. If the speed does not change, replace

 

 

the motor.

 

 

 

Fan motor noise.

Grommets

Check grommets; if worn or missing, replace them.

 

 

 

 

Fan

If cracked, out of balance, or partially missing,

 

 

replace it.

 

 

 

 

Turbo fan

If cracked, out of balance, or partially missing,

 

 

replace it.

 

 

 

 

Loose set screw

Tighten it.

 

 

 

 

Worn bearings

If knocking sounds continue when running or

 

 

loose, replace the motor. If the motor hums or

 

 

noise appears to be internal while running,

 

 

replace motor.

 

 

 

— 20—

Image 20
Contents Models BDE-103-A BDE-123-AContents PrefaceSpecifications For BDE-103-A/BDE-123-AFeatures Control LocationsCooling only Model Operation VentilationCooling and Heating Model Operation Heat Pump ModelsDisassembly Instructions Mechanical PartsFront Grille Cabinet2 FAN AIR Handling PartsORIFICE, Heater Assy and Turbo FAN Electrical Parts ShroudMotor CompressorThermostat Power CordRotary Switch Refrigeration Cycle CondenserEvaporator Capillary TubePage Pulling Vacuum HOW to Install the Unit Dimension of air conditionerDimension of sleeve assembly optional If YOU Want to Pull OUT the Filter DownwardInstallation Kits Contents Suggested Tool Requirements Sleeve up to 18 inches deepUnit Installation Piping System Troubleshooting GuideOutside Dimensions 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.