Honeywell Dehumidifier Manual: A Comprehensive Guide
This manual provides detailed instructions for Honeywell dehumidifiers, covering setup, operation, maintenance, troubleshooting, and smart features for optimal performance and longevity.
Understanding Your Honeywell Dehumidifier
Your Honeywell dehumidifier is designed to effectively reduce humidity levels in enclosed spaces, creating a more comfortable and healthier environment. These units work by drawing air over a cold coil, causing moisture to condense and be collected in a reservoir or drained away. Understanding the core function is key to maximizing its benefits.
Different models offer varying capacities, suited for different room sizes and humidity challenges. Familiarizing yourself with the specific features of your model – as detailed in this manual – will ensure efficient operation. Proper use prevents mold growth, reduces allergens, and protects your belongings from moisture damage. This guide will help you unlock the full potential of your Honeywell dehumidifier.
Model Identification and Features
Identifying your specific Honeywell dehumidifier model is the first step to understanding its capabilities. Locate the model number and serial number on the unit’s label – typically found on the back or side. This information is crucial for accessing specific support and warranty details.

Honeywell dehumidifiers boast a range of features, including adjustable humidity settings, multiple fan speeds, timer functions, and auto-restart after power outages. Some advanced models offer smart connectivity via the Honeywell Air Comfort App, enabling remote control and monitoring. Features like continuous drainage options and filter indicators enhance convenience and maintenance. Refer to your model’s specifications for a complete list of included features.
Safety Precautions
Prioritize safety when operating your Honeywell dehumidifier. Always ensure the unit is plugged into a grounded outlet and avoid using extension cords. Never operate the dehumidifier with a damaged cord or plug. Keep the unit away from flammable materials and water sources.
Do not insert objects into the air vents. Unplug the dehumidifier before cleaning or replacing the filter. This appliance is not intended for use by persons (including children) with reduced physical, sensory, or mental capabilities, or lack of experience and knowledge, unless supervised. Always follow these precautions to prevent electrical shock, fire hazards, and potential injury.

Initial Setup and Installation
Before first use, carefully unpack your Honeywell dehumidifier and inspect for any shipping damage. Place the unit on a level surface with adequate space around it for proper ventilation – at least 12 inches on all sides. Ensure the air inlet and outlet are unobstructed.
Connect the dehumidifier to a grounded electrical outlet. If using a continuous drainage hose, securely attach it to the designated port. Allow the unit to stand upright for at least two hours before operation to allow the refrigerant to settle. Refer to the drainage options section for detailed instructions on setting up continuous drainage.
Control Panel Overview
The Honeywell dehumidifier’s control panel features intuitive controls for easy operation. Key elements include the Power button to turn the unit on/off, and indicator lights displaying the current status (e.g., tank full, running). Humidity control settings allow you to select your desired moisture level, often displayed as a percentage.
Fan speed options typically include low, medium, and high settings, influencing both noise level and drying efficiency. A timer function enables scheduled operation, automatically turning the dehumidifier on or off after a set duration. Explore these features to customize your dehumidifying experience.
Power Button and Indicator Lights
The Power button initiates and terminates dehumidifier operation with a simple press. Indicator lights provide crucial status updates. A “Power” light confirms the unit is on. The “Tank Full” indicator illuminates when the water reservoir requires emptying, preventing overflows.
A “Continuous Drain” light signals successful connection to a drainage hose. Some models feature a “Filter Check” light, reminding you to clean or replace the air filter for optimal performance. Understanding these lights ensures efficient and trouble-free operation of your Honeywell dehumidifier.
Humidity Control Settings
Honeywell dehumidifiers offer precise humidity control, allowing you to customize the dryness level. Most models feature digital controls to set your desired humidity percentage, typically ranging from 30% to 80%. Lower percentages indicate drier air, ideal for preventing mold and mildew.
An “Auto” mode intelligently adjusts fan speed based on room conditions, maintaining your setpoint efficiently. Some units include a “Dryer Max” setting for rapid moisture removal. Regularly adjusting humidity levels optimizes comfort and protects your home from dampness-related issues.
Fan Speed Options
Honeywell dehumidifiers typically offer multiple fan speed settings to balance moisture removal with noise levels and energy consumption. Common options include Low, Medium, and High. Lower speeds minimize noise, suitable for bedrooms, while higher speeds maximize moisture extraction in damp environments.
An “Auto” fan speed intelligently adjusts based on humidity levels, providing efficient operation. Some models feature a “Turbo” or “Boost” mode for rapid dehumidification. Selecting the appropriate fan speed ensures optimal performance and comfort, tailoring the unit to your specific needs and preferences.
Timer Functionality
Honeywell dehumidifiers often include a timer function for convenient and automated operation. This allows you to schedule the unit to start or stop dehumidifying at specific times, saving energy and ensuring comfortable humidity levels when you need them.
You can typically set the timer in increments of hours, with a maximum duration varying by model. Utilize the timer to run the dehumidifier overnight or during off-peak electricity hours. Programming the timer enhances convenience and optimizes energy efficiency, providing a customized dehumidification experience tailored to your lifestyle.
Operating Instructions

To begin operation, ensure the dehumidifier is properly installed and the water reservoir is correctly positioned or a continuous drain is connected. Press the power button to initiate the unit; indicator lights will confirm activation. Select your desired humidity level using the control panel – lower settings remove more moisture.
Choose a fan speed based on your preference and the room’s dampness. Monitor the water level indicator and empty the reservoir when full, or verify continuous drainage is functioning. Regularly check the unit for optimal performance and adjust settings as needed to maintain comfortable humidity levels.
Maintaining Optimal Performance
Consistent maintenance is crucial for efficient dehumidification. Regularly clean the air filter – typically every 30 days with normal use – to prevent dust buildup and ensure proper airflow. A clogged filter reduces performance and can strain the unit. Inspect the coils for debris and gently clean them as needed.
Periodically descale the internal components, especially if using hard water, to prevent mineral buildup. Ensure the water reservoir is clean to inhibit mold or bacterial growth. Following these steps will prolong the life of your Honeywell dehumidifier and maintain its effectiveness.
Filter Cleaning and Replacement
The air filter protects your dehumidifier and maintains air quality. Locate the filter, usually behind a removable panel. Gently vacuum or wash the filter with mild soap and water; ensure it’s completely dry before reinstalling. Honeywell recommends cleaning the filter every 30 days under normal use, or more frequently in dusty environments.
Replace the filter every 6-12 months, or when it becomes visibly damaged. Using a dirty filter restricts airflow, reducing efficiency and potentially causing the unit to overheat. Refer to your model’s parts list for the correct filter replacement. A clean filter ensures optimal performance and extends the dehumidifier’s lifespan.
Troubleshooting Common Issues
Encountering problems? This section addresses frequent concerns. If the dehumidifier doesn’t power on, check the power cord and outlet. For insufficient moisture removal, ensure the filter is clean and the room isn’t excessively large for the unit’s capacity. Unusual noises might indicate a loose component – contact support if persistent.
Verify the water reservoir isn’t full, or the drainage hose isn’t kinked if using continuous drainage. Consult the error code section for specific diagnostics. Always unplug the unit before inspecting or attempting repairs. If issues persist, refer to the warranty information or contact Honeywell customer support for assistance.
Dehumidifier Not Turning On
If your Honeywell dehumidifier fails to power on, begin with basic checks. First, confirm the unit is securely plugged into a functioning electrical outlet. Test the outlet with another device to rule out a power supply issue. Inspect the power cord for any visible damage, such as cuts or fraying.
Ensure the dehumidifier’s power button has been firmly pressed. Some models have a child lock feature; verify it’s disabled. If the problem persists, check the internal fuse (if accessible) and replace if blown. If none of these steps resolve the issue, contact Honeywell customer support for further assistance and potential repair options.
Insufficient Moisture Removal
If your Honeywell dehumidifier isn’t removing enough moisture, several factors could be at play. First, ensure the unit’s capacity is appropriate for the room size; a larger space requires a higher-capacity dehumidifier. Verify all doors and windows are closed to prevent humid air from entering. Check the air filter – a clogged filter restricts airflow, reducing efficiency.
Confirm the humidity setting is appropriately low for your desired dryness level. Consider lowering the temperature in the room, as warmer air holds more moisture. If using continuous drainage, ensure the hose isn’t kinked or clogged. Finally, remember that extremely humid conditions may require extended operation.
Unusual Noises
Hearing unusual noises from your Honeywell dehumidifier can indicate a few potential issues. A rattling sound might suggest something is loose within the unit – carefully inspect for any dislodged screws or components. Humming could be normal operation, but a loud or persistent hum warrants investigation. Clicking sounds often relate to the compressor starting or stopping, which is generally normal.
If you hear grinding or scraping noises, immediately turn off the dehumidifier and contact customer support. Ensure the unit is placed on a level surface to minimize vibrations. Check for obstructions near the fan, as these can cause whirring or buzzing sounds. Regular maintenance can help prevent noise-related problems.

Drainage Options
Your Honeywell dehumidifier offers flexible drainage solutions to suit your needs. You can utilize manual drainage, requiring periodic emptying of the water reservoir – check the indicator light when full. For continuous operation without intervention, a continuous drainage setup is recommended. This involves attaching a standard garden hose to the designated port and directing it to a suitable drain.
Ensure the hose isn’t kinked or elevated higher than the dehumidifier’s drain outlet to maintain proper gravity flow. Regularly inspect the hose for blockages. Proper drainage prevents water overflow and ensures efficient moisture removal, contributing to a drier and more comfortable environment.

Manual Drainage Procedure

When the water reservoir is full, the dehumidifier will typically indicate this with a light or automatic shut-off. To manually drain, carefully remove the water tank from the unit – ensure the dehumidifier is unplugged first! Locate the drain spout on the tank and gently pour the collected water into a sink or suitable container.
Avoid spilling, and thoroughly rinse the tank with clean water before reinserting it securely into the dehumidifier. Proper re-insertion ensures the unit functions correctly. Repeat this process whenever the reservoir reaches capacity, maintaining optimal dehumidifying performance and preventing potential water damage.
Continuous Drainage Setup
For uninterrupted operation, consider continuous drainage using a standard garden hose. Locate the drainage port on your Honeywell dehumidifier – typically at the rear. Attach a hose securely to this port, ensuring a tight fit to prevent leaks. Lead the hose to a floor drain, sump pump, or other suitable drainage location.

Ensure the hose is positioned lower than the dehumidifier’s drainage port to facilitate gravity-driven drainage. Regularly inspect the hose for kinks or blockages. This method eliminates the need for frequent manual emptying, ideal for basements or consistently damp environments, providing consistent humidity control.
Smart Features and Connectivity
Certain Honeywell dehumidifier models offer smart capabilities for enhanced control and convenience. These features typically involve connecting your dehumidifier to your home’s Wi-Fi network. Download the Honeywell Air Comfort App to your smartphone or tablet to remotely monitor and adjust humidity levels, fan speed, and timer settings.
Furthermore, compatible models support voice control via Amazon Echo devices. After linking your Honeywell account, you can use voice commands to operate the dehumidifier hands-free. Enjoy the benefits of automated humidity management and a more comfortable home environment with these innovative smart features.
Honeywell Air Comfort App Setup
To begin, download the Honeywell Air Comfort App from the App Store (iOS) or Google Play Store (Android). Create an account or log in if you already have one. Ensure your dehumidifier is connected to a stable 2.4 GHz Wi-Fi network – 5 GHz is not supported. Within the app, select “Add Device” and follow the on-screen prompts.
The app will guide you through connecting your dehumidifier to your Wi-Fi network. You may need to enter your Wi-Fi password and press a button on the dehumidifier itself to initiate pairing. Once connected, you can remotely control your dehumidifier and monitor its performance through the app interface.
Voice Control with Amazon Echo
To enable voice control, first ensure your Honeywell dehumidifier is successfully connected to the Honeywell Air Comfort App. Then, open the Amazon Alexa app on your smartphone or tablet. Navigate to “Skills & Games” and search for the “Honeywell Home” skill. Enable the skill and link it to your Honeywell Home account.
Once linked, Alexa can control your dehumidifier with voice commands. For example, you can say, “Alexa, turn on the dehumidifier,” or “Alexa, set the dehumidifier to 50% humidity.” Discover all available commands within the Honeywell Home skill description in the Alexa app for a seamless, hands-free experience.
Energy Saving Tips

Maximize energy efficiency with your Honeywell dehumidifier by following these simple tips. Utilize the programmable timer to operate the unit only when necessary, avoiding unnecessary runtime. Ensure proper room sealing – close windows and doors to prevent humid air from entering, reducing the dehumidifier’s workload.
Regularly clean the air filter; a clogged filter forces the unit to work harder. Consider a slightly higher humidity setting; a perfectly dry environment isn’t always necessary and consumes more energy; Finally, choose an appropriately sized dehumidifier for your space to avoid overconsumption.
Warranty Information
Your Honeywell dehumidifier is covered by a manufacturer’s warranty against defects in materials and workmanship. The standard warranty period is typically one year from the date of original purchase, covering parts and labor. Extended warranties may be available for purchase at the time of purchase or shortly thereafter.
To make a warranty claim, retain your proof of purchase and contact Honeywell Customer Support. The warranty does not cover damage resulting from misuse, accidents, or unauthorized repairs. Refer to the separate warranty document included with your dehumidifier for complete details and limitations.
Customer Support and FAQs
Honeywell provides comprehensive customer support to assist with any questions or issues you may encounter. Visit the official Honeywell website for a detailed FAQ section addressing common concerns, usage guides, and troubleshooting tips. You can also access downloadable manuals and helpful videos.
For direct assistance, contact Honeywell Customer Support via phone or email. Support availability may vary by region, so check the website for specific contact information. The website also offers a live chat feature for immediate help. Remember that Canadian customer service is only available for models sold in Canada.
Understanding Error Codes
Your Honeywell dehumidifier utilizes error codes to diagnose potential problems, simplifying troubleshooting. These codes appear on the control panel display, indicating specific malfunctions. Consult the manual for a complete list of error codes and their corresponding meanings. Common codes might relate to a full water reservoir, a sensor issue, or a compressor malfunction.
If an error code appears, first try resetting the unit by unplugging it for a few minutes and then plugging it back in. If the error persists, refer to the troubleshooting section of this manual or contact Honeywell Customer Support for assistance. Ignoring error codes can lead to further damage.
Dehumidifier Capacity and Room Size
Selecting the right dehumidifier capacity is crucial for effective moisture removal. Dehumidifiers are rated in pints – the amount of moisture they can remove from the air in a 24-hour period. To determine the appropriate size, consider the room’s square footage and the level of dampness.
Generally, a 30-pint dehumidifier suits small rooms (500-1000 sq ft), a 50-pint model works for medium-sized rooms (1000-1500 sq ft), and a 70-pint unit is best for larger spaces or very damp basements (1500+ sq ft). It’s often advisable to slightly overestimate capacity for optimal performance.
Seasonal Storage Instructions
Proper storage extends your Honeywell dehumidifier’s lifespan. Before storing for the off-season, thoroughly clean the unit, including the water reservoir, filter, and exterior. Empty the reservoir completely to prevent mold and bacterial growth. Dry all components fully before packing.
Coil the power cord neatly and secure it with tape. Store the dehumidifier in a clean, dry location, protected from dust and extreme temperatures. Covering the unit with a plastic bag can offer additional protection. Avoid stacking heavy items on top, which could cause damage.
Cleaning the Exterior
Regularly cleaning the exterior maintains your Honeywell dehumidifier’s appearance and prevents dust buildup. Always disconnect the unit from the power outlet before cleaning. Use a soft, damp cloth to wipe down the cabinet and control panel. Avoid abrasive cleaners or solvents, as they can damage the finish.
For stubborn dirt, a mild detergent solution can be used, but ensure it’s thoroughly rinsed off with a clean, damp cloth. Do not spray water directly onto the unit or allow any liquid to enter the vents. Dry the exterior completely with a soft cloth before resuming operation.

Water Reservoir Maintenance
Proper water reservoir maintenance prevents mold and bacterial growth within your Honeywell dehumidifier. Regularly empty the reservoir, even if it doesn’t appear full, to avoid stagnation. Inspect the reservoir for any signs of algae or slime buildup during each emptying.
To clean the reservoir, remove it and wash with a mild soap and water solution. Rinse thoroughly to remove all soap residue. For tougher buildup, a diluted bleach solution (1 tablespoon bleach per gallon of water) can be used, followed by a thorough rinsing. Ensure the reservoir is completely dry before reinserting it into the dehumidifier.
Advanced Settings (If Applicable)
Certain Honeywell dehumidifier models offer advanced settings for customized operation. These may include adjustable fan-only mode durations, allowing for air circulation without dehumidification. Some units feature a “smart dry” function, automatically adjusting fan speed based on humidity levels.
Explore settings for auto-restart, ensuring the unit resumes operation after a power outage with your previous settings. Check for options to adjust the display brightness or enable a child lock feature for safety. Refer to your specific model’s control panel diagram for detailed navigation and function explanations within these advanced configurations.
Recycling Information
Responsible disposal of your Honeywell dehumidifier is crucial for environmental protection. Do not discard the unit with regular household waste. Many components contain materials suitable for recycling, reducing landfill impact.
Check with your local waste management authorities for designated electronic waste (e-waste) collection sites or recycling programs. Some retailers also offer take-back programs for old appliances. Properly dismantling the unit allows recovery of valuable materials like metals and plastics; Adhering to local regulations ensures environmentally sound disposal practices, contributing to a sustainable future.