Heat Controller BHD-501-B, BHD-651-C, BHD-301-C service manual Condition Cause Remedy

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CONDITION

CAUSE

REMEDY

5. Noisy operating

Fan

If cracked, out of balance, or partially

 

 

missing, replace it

Loose foreign material inside the housing. Tube hits frame.

Fan blade hits frame Internal compressor noise. Loose set screws

Worn bearings of Motor Assembly

Remove it.

Adjust tubing routine carefully.

Check Motor Mount. If loose, tighten it. Replace compressor.

Tighten them.

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 assembly.

6. Water drips

The bucket is not installed properly.

The bucket should be properly positioned on the hangers of the drain pan.

 

Connection may be loose.

Check connection and repair.

 

Leak in bucket

Replace bucket.

 

Water drips when bucket removed for

Before removing bucket, the unit should

 

emptying.

be turned off.

 

Bucket overflows.

Check micro switch and float.

7. Compressor cycles on overload

High or low line voltage. (115V ± 10%)

Check line voltage. It must be between

protector. (OLP)

 

103.5V and 126.5V volts.

 

 

If intermittent, provide new supply.

 

Poor air circulation.

Move dehumidifier for free and

 

 

unobstructed air flow.

Heat Exchange clogged with dust or dirt. Motor

Short circuit or ground in electrical circuit Unit pressures not equalized

Capacitor

Wiring

Refrigeration system

Stuck compressor

Overload protector (OLP)

Clean dust or dirt on the Heat Exchange.

If not running, determine the cause. Replace if required.

Check electrical circuit. Repair.

Allow 2 or 3 minutes for pressure to equalize before starting compressor.

Test the capacitor.

Check the terminals. If loose, repair or replace.

Check the system for a restriction. Check compressor, replace compressor

Check OLP, if externally mounted. Replace if open. (If the compressor temperature is high, remove the OLP, cool, and retest.)

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Contents Heat CONTROLLER, INC Models BHD-301-CContents Features PrefaceSpecifications ItemsControl Type Location for the Dehumidifier Micro SwitchHOW does the Dehumidifier WORK? Auto DefrostHumidity Controller Circuit Diagram Wiring Diagram Bucket and AIR Filter Front Case and Rear GrilleCabinet and Control BOX Power Cord Assembly Control PartsCoil ASSEMBLY, Solenoid BHD-501-B, BHD-651-C Control PanelFAN and Motor Shroud and Drain PANRefrigerating Cycle CONDENSER, Evaporator and Capillary TubeHOW to Replace the Refrigeration System Pulling Vacuum Troubleshooting Guide Condition Cause Remedy Exploded Views Model BHD-501-B Model BHD-651-C Replacement Parts List W0CZZ Capacitor W0CZZ Memo Memo Heat CONTROLLER, INC

BHD-651-C, BHD-501-B, BHD-301-C specifications

The Heat Controller BHD series stands out in the realm of modern heating solutions, offering a perfect blend of efficiency, innovation, and user-friendly features. This series includes the BHD-501-B, BHD-651-C, and BHD-301-C models, each tailored to meet varying heating requirements while ensuring optimal comfort.

The BHD-501-B model is engineered with advanced heating technology that emphasizes energy efficiency. This unit features a programmable thermostat that allows users to set specific heating schedules, ensuring that energy is not wasted when the space is unoccupied. Its compact design makes it ideal for smaller spaces, while its robust heating capability can rapidly warm up a room, making it a reliable choice for those chilly days.

Moving on to the BHD-651-C, this model takes comfort to the next level with its enhanced heating capacity and innovative features. It is equipped with smart technology that can be controlled remotely through a mobile app. Users can adjust settings, monitor energy usage, and receive alerts, giving them unprecedented control over their heating system. Additionally, the BHD-651-C includes safety features such as overheat protection and a tip-over switch, ensuring peace of mind when in use.

The BHD-301-C model is perfect for users looking for a blend of versatility and performance. It boasts an oscillating feature that helps distribute heat evenly across the room, eliminating cold spots. With multiple heat settings, this model allows users to customize their heating preferences based on the environment and personal comfort levels. Moreover, its quiet operation ensures that it won’t disturb the tranquility of your home, making it suitable for bedrooms, offices, or other quiet spaces.

All models in the BHD series are designed with portability in mind, featuring lightweight constructions and easy-to-grab handles. This allows users to move the heaters effortlessly from one room to another. Furthermore, they are built with a modern aesthetic that blends seamlessly into any interior decor.

In conclusion, the Heat Controller BHD series—BHD-501-B, BHD-651-C, and BHD-301-C—brings together advanced features, smart technology, and user-friendly characteristics, making them an excellent choice for all heating solutions. With their focus on efficiency and comfort, these models represent a significant advancement in home heating technology. Whether you need a compact heater for a small space, smart connectivity, or an oscillating unit for even heat distribution, the BHD series has you covered.
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