Introducció
The Levoit LV550HH Hybrid Ultrasonic Humidifier is designed to enhance your indoor air quality by dispersing both warm and cool mist. This device features a large 5.5-liter capacity, offering up to 36 hours of continuous operation, and is suitable for medium to large rooms. It includes an intuitive control panel, a remote control, and an aroma box for essential oils, providing a customizable and comfortable environment.
This manual provides detailed instructions for the safe and efficient operation, setup, maintenance, and troubleshooting of your LV550HH humidifier.
Instruccions importants de seguretat
Per reduir el risc d'incendi, descàrrega elèctrica o lesions, seguiu sempre les precaucions de seguretat bàsiques quan utilitzeu aquest aparell.
- Llegiu totes les instruccions abans de fer funcionar l'humidificador.
- Place the humidifier on a flat, stable, water-resistant surface away from walls and appliances.
- No col·loqueu l'humidificador directament sobre catifes o estores.
- Mantingueu l'humidificador fora de l'abast dels nens i les mascotes.
- Desendolleu sempre l'humidificador abans de netejar-lo o reomplir-lo.
- Do not add essential oils, bacteriostatic agents, or perfumes directly into the water tank or base. Use only the designated aroma box. Adding these substances to the water tank or base can cause leakage and damage the unit.
- Do not allow water to enter the air vent while cleaning the humidifier.
- Use only clean, cool tap water or distilled water. Distilled water is recommended to minimize mineral dust.
- No bloquegeu la sortida de boira ni l'entrada d'aire.
- Do not disassemble or attempt to repair the humidifier yourself. Contact Levoit customer support for assistance.
- Ensure the power cord is not damaged and is properly plugged into a suitable electrical outlet.
- The warm mist function requires approximately 10-15 minutes to reach its full temperature and produce warm mist.
Contingut del paquet
- LEVOIT LV550HH Humidifier
- Filtre d'aigua
- Raspall de neteja
- Comandament a distància
- Manual d'usuari (aquest document)
- 2 Aroma pads (pre-installed in aroma box)
Diagrama del producte


The LEVOIT LV550HH humidifier consists of several key components:
- Dipòsit d'aigua: The transparent reservoir for holding water.
- Base: Contains the ultrasonic atomizer, heating element, and control circuitry.
- Mist Outlet Nozzles: Dual 360° rotatable nozzles on top for mist dispersion.
- Tauler de control: Front-facing touch-sensitive panel with LED display for operation.
- Caixa d'aromes: A small tray located at the side/back for adding essential oils.
- Sensor d'humitat: Integrated sensor to detect ambient humidity.
- Comandament a distància: Per a un funcionament còmode des de la distància.
Configuració
- Desembalar: Traieu amb cura tots els materials d'embalatge de l'humidificador i els seus components.
- Col·locació: Place the humidifier on a firm, flat, water-resistant surface at least 12 inches (30 cm) away from walls and appliances. Ensure it is not placed on carpet or rugs.
- Omplir el dipòsit d'aigua:
- Traieu el dipòsit d'aigua de la base.
- Desenrosqueu el tap del dipòsit a la part inferior del dipòsit.
- Ompliu el dipòsit amb aigua neta i freda de l'aixeta o aigua destil·lada. No l'ompliu més enllà de la línia MAX.
- Torneu a enroscar fermament el tap del dipòsit.
- Torneu a col·locar el dipòsit d'aigua ple a la base de l'humidificador, assegurant-vos que estigui correctament col·locat.
- Connectar l'alimentació: Plug the power cord into a standard 120V, 60Hz electrical outlet. The humidifier will enter standby mode.
Instruccions de funcionament

Funcionament bàsic
- Encès/apagat: Premeu el botó Poder botó (⏻) on the control panel or remote to turn the humidifier on or off.
- Ajust del nivell de boira: Utilitza el + i - buttons to cycle through 5 mist levels. The current mist level will be displayed on the LED screen.
- Mist Direction: Rotate the dual 360° nozzles on top of the humidifier to direct the mist flow as desired.
Warm and Cool Mist Functions

- Boira càlida: Premeu el botó Boira càlida botó (☀) to activate the warm mist function. The humidifier will take approximately 10-15 minutes to heat up and produce warm mist.
- Cool Mist: The humidifier defaults to cool mist. If warm mist is active, press the Boira càlida button again to switch back to cool mist.
Control d'humitat
- Mode automàtic: Premeu el botó Automàtic button. The humidifier will automatically adjust its mist output to maintain a humidity level between 25-70% RH based on the ambient temperature.
- Manual Humidity Setting: Premeu el botó Humitat botó (◉) repeatedly to set your desired humidity level from 30% to 80% RH in 5% increments. The humidifier will automatically turn off when the set humidity is reached and turn back on when the humidity drops below the set level.
Funció de temporitzador
- Premeu el botó Temporitzador botó (⏱) repeatedly to set a timer for 1 to 12 hours. The humidifier will automatically turn off when the timer expires.
Difusor d'aroma

- Pull out the aroma box located on the side of the humidifier.
- Add 2-3 drops of your favorite essential oil onto the aroma pad.
- Torneu a introduir la caixa d'aromes a l'humidificador.
- The humidifier will diffuse the aroma along with the mist.
- Important: Do not add essential oils directly into the water tank or base. This can damage the unit and void the warranty.
Manteniment
Regular cleaning is essential for optimal performance and to extend the lifespan of your humidifier. Clean the humidifier at least once a week.
Manteniment diari
- Buideu i esbandiu el dipòsit d'aigua i la base diàriament.
- Wipe down the exterior with a soft, dry cloth.
Neteja setmanal
- Desconnectar: Always unplug the humidifier from the power outlet before cleaning.
- Aigua buida: Remove the water tank and empty any remaining water from both the tank and the base.
- Neteja el dipòsit:
- Desenrosqueu la tapa del dipòsit.
- Use the included cleaning brush and a soft cloth to clean the inside of the tank.
- For mineral buildup, fill the tank with 1 cup (240 mL) of distilled white vinegar and let it soak for 30 minutes. Rinse thoroughly.
- Base neta:
- Add 1 cup (240 mL) of distilled white vinegar to the base.
- Deixeu-ho en remull durant 30 minuts.
- Use the cleaning brush to gently clean the heating plate and ultrasonic atomizer.
- Pour out the vinegar and rinse the base thoroughly with clean water. Do not let water enter the air vent.
- Clean Aroma Box: Remove the aroma pad and wipe the aroma box with a damp cloth. Replace the aroma pad as needed (typically every 6 months or when scent diminishes).
- Seca: Deixeu que totes les peces s'assequin completament a l'aire abans de tornar-les a muntar o emmagatzemar-les.
Manteniment del filtre d'aigua
The water filter should be cleaned or replaced approximately every 6 months, or more frequently depending on water hardness and usage. Refer to the filter's specific instructions for cleaning or replacement.
Emmagatzematge
When not in use for an extended period, clean the humidifier thoroughly as per weekly cleaning instructions. Store it in a cool, dry place.
Resolució de problemes
If you encounter issues with your humidifier, please refer to the following common problems and solutions.
| Problema | Causa possible | Solució |
|---|---|---|
| L'humidificador no s'encén. | No connectat; apagadatage; unit damaged. | Ensure power cord is securely plugged in. Check household circuit breaker. If still not working, contact customer support. |
| Sense boira o poca producció de boira. | Insufficient water; water tank not seated correctly; mineral buildup on atomizer; mist outlet blocked. | Refill water tank. Re-seat water tank firmly. Clean the ultrasonic atomizer and heating plate. Ensure mist outlet is clear. |
| Pols blanca al voltant de l'humidificador. | Aigua dura utilitzada. | Use distilled or demineralized water. Clean the humidifier regularly to remove mineral deposits. |
| Fuga d'aigua. | Water tank cap loose; water added to base/air vent; unit placed on uneven surface; damaged tank. | Ensure tank cap is tightened. Do not overfill. Do not pour water into the air vent. Place on a flat surface. If tank is damaged, contact support. |
| Warm mist is not warm enough. | Not enough time for heating; heating element malfunction. | Allow 10-15 minutes for the warm mist function to fully activate. If issue persists, contact customer support. |
If your problem is not listed or persists after attempting the solutions, please contact Levoit Customer Support.
Especificacions
| Característica | Detall |
|---|---|
| Nom del model | LV550HH |
| Marca | Levoit |
| Capacitat | 5.5 liters (1.45 Gallons) |
| Mode d'operació | Ultrasons |
| Sortida màxima de boira freda | 300 ml/h |
| Sortida màxima de boira càlida | 450 ml/h |
| Temps d'execució | Up to 36 hours (on Mist Level 1) |
| Àrea de cobertura | Fins a 753 peus² (70 m²) |
| Temperatura de boira càlida | 104 °F / 40 °C |
| Font d'alimentació | CA 120V, 60Hz |
| Característica especial | Quiet Operation, Aroma Diffuser, Humidity Sensor |
| Components inclosos | Water filter, Cleaning brush, User manual |
| Color | Blanc |
Garantia i Suport
Levoit provides a 1-year buyer assurance for the LV550HH Humidifier. You may have the option to extend this by 1 additional year. For detailed warranty information and to register your product, please visit the official Levoit weblloc o poseu-vos en contacte amb el seu servei d'atenció al client.
Levoit offers lifetime support for this product. If you experience any issues or have questions regarding your humidifier, please contact Levoit customer service. Contact information can typically be found on the official Levoit weblloc web o a l'embalatge del producte.
Please have your model number (LV550HH) and purchase details ready when contacting support.