HoMedics UHE-WM16
HoMedics TotalComfort Plus Humidifier Instruction Manual
Model: UHE-WM16 | Brand: HoMedics
Introduction
The HoMedics TotalComfort Plus Humidifier is designed to enhance your indoor air quality by adding moisture to the air. This versatile unit offers both warm and cool mist options, making it suitable for various environments and preferences. Its user-friendly design includes convenient features for easy operation and maintenance.

Front view of the HoMedics TotalComfort Plus Humidifier, showcasing its sleek black design and control panel.
What's in the Box
Please check the package contents to ensure all items are present:
- (1) HoMedics TotalComfort® Plus Ultrasonic Air Humidifier
- (1) Instruction Book (this manual)
- (3) Essential Oil Pads
- (1) Demineralization Cartridge
- (1) 2-Year Warranty Information
Setup Guide
- Unpack the Humidifier: Carefully remove all components from the packaging and place them on a flat, stable surface. Remove any protective materials.
- Position the Humidifier: Place the humidifier on a firm, flat, waterproof surface at least 12 inches (30 cm) from any walls and 3 feet (0.9 m) from any furniture or appliances. Ensure the mist outlet is not directed at walls or furniture.
- Fill the Water Tank: The TotalComfort Plus features a convenient top-fill design. Remove the top cover and fill the 1.4-gallon (5.3L) water tank directly with clean, cool tap water. Do not fill with hot water or add essential oils directly into the water tank.
- Insert Demineralization Cartridge: If desired, insert the included demineralization cartridge into its designated slot in the water tank to help reduce mineral buildup.
- Connect to Power: Plug the power cord into a 110-volt AC electrical outlet.

The easy-to-refill water tank, designed for convenient top-filling.
Operating Instructions
The HoMedics TotalComfort Plus Humidifier offers customizable settings for optimal comfort.
Power On/Off
Press the Power Button (
) to turn the unit on or off. The humidifier will start operating in cool mist mode by default.
Mist Output Control
Adjust the mist intensity using the rotary dial on the front panel. Turn the dial clockwise to increase mist output and counter-clockwise to decrease it. The humidifier provides up to 65 hours of continuous runtime on a single fill, depending on the mist setting.

Control the mist output to your preferred level for optimal humidification.
Warm or Cool Mist Selection
Press the Mist Temperature Button (
) to switch between cool mist and warm mist. The warm mist setting helps reduce bacteria in the mist after 40 minutes of continuous operation on the low mist setting, as shown by independent laboratory testing.
Night-Light Feature
Activate the built-in colored night-light by pressing the Night-Light Button (
). This feature provides a soft glow, perfect for nighttime use.
Auto-Off Timer
Set the humidifier to automatically turn off after a specified period by pressing the Timer Button (
). You can choose from 2, 4, or 8-hour settings. The unit will automatically shut off when the tank is empty, ensuring safety.
Aromatherapy Benefits
To enjoy aromatherapy, add a few drops of your favorite essential oil to one of the included essential oil pads located in the tray. Do not add essential oils directly into the water tank.

Overview of personalized features including warm/cool mist, adjustable settings, built-in lighting, automatic shut-off, and aromatherapy benefits.
Maintenance and Cleaning
Regular cleaning is essential to maintain optimal performance and prevent mineral buildup or mold growth.
Daily Maintenance
- Empty the water tank and reservoir daily.
- Wipe down the tank and reservoir with a clean, dry cloth.
Weekly Cleaning
- Descaling the Tank and Reservoir:
- Unplug the humidifier and remove the top cover and water tank.
- Pour 2 cups of white vinegar into the water tank and reservoir.
- Let it soak for 20 minutes.
- Clean the internal components with a soft brush or cloth.
- Rinse thoroughly with clean water until the smell of vinegar is gone.
- Cleaning the Transducer: The transducer is the small disc that creates the mist. Gently wipe it with a soft cloth or cotton swab. Do not use harsh chemicals or abrasive cleaners.
- Clean Tank Technology: The humidifier features Clean Tank Technology, which helps protect the tank from mold and mildew. However, regular manual cleaning is still recommended.

Clean Tank Technology helps protect the tank from mold and mildew, simplifying maintenance.
Troubleshooting Guide
| Problem | Possible Cause | Solution |
|---|---|---|
| No mist or low mist output | Low water level; Unit not plugged in; Mineral buildup on transducer. | Refill water tank; Ensure power connection; Clean transducer as per maintenance instructions. |
| Unusual odor | Dirty water or tank; New unit odor. | Clean tank and reservoir thoroughly; Initial odor should dissipate after first few uses. |
| White dust around humidifier | Hard water minerals. | Use distilled water; Ensure demineralization cartridge is installed and replaced regularly. |
| Water leakage | Tank not seated correctly; Overfilled tank. | Ensure tank is properly seated; Do not overfill past the MAX line. |
Product Specifications
- Brand: HoMedics
- Model Name: TotalComfort Plus Ultrasonic (UHE-WM16)
- Color: Black
- Operation Mode: Ultrasonic
- Water Tank Capacity: 1.4 Gallons (5.3 Liters)
- Runtime: Up to 65 hours (depending on mist setting)
- Coverage Area: Up to 547 sq. ft.
- Special Features: Warm & Cool Mist, Programmable Timer (2/4/8 hours), Night-Light, Essential Oil Tray, Auto-Shutoff, Clean Tank Technology
- Filter Type: Demineralization Cartridge (included)
- Product Dimensions: 8.4"D x 12.6"W x 13.9"H
- Item Weight: 1 pounds
- Voltage: 110 Volts
- Manufacturer: HoMedics
- UPC: 031262098429
Warranty and Support
The HoMedics TotalComfort Plus Humidifier comes with a 2-Year Limited Warranty from the date of purchase. Please refer to the warranty information included in your package for full details and terms.
For technical support, troubleshooting assistance, or warranty claims, please contact HoMedics Customer Service. Contact information can typically be found on the HoMedics official website or on the product packaging.
Website: www.homedics.com
Phone: Refer to your warranty card or HoMedics website for current contact numbers.
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