1. Introducció
This manual provides detailed instructions for the safe and efficient operation, maintenance, and troubleshooting of your Uthfy 5.5Gal/21L Ultrasonic Humidifier, Model ZB-J001. Please read this manual thoroughly before first use and retain it for future reference.
The Uthfy ZB-J001 is a large-capacity ultrasonic humidifier designed to enhance indoor comfort by adding moisture to dry air. Featuring a 5.5-gallon (21-liter) tank and four atomizing plates, it delivers up to 2000ml/h of mist, covering areas up to 3000 sq.ft. It supports top filling and can operate continuously for up to 24 hours on a single refill. The humidifier includes dual 360° nozzles (single and 4-way) and three adjustable mist levels, allowing for humidity customization between 40% and 90%. Safety features include a leak-proof design with overflow/drain holes, a water level indicator, and an automatic shut-off function when water levels are low. For quiet operation, it maintains a noise level below 45dB and offers a sleep mode that turns off the screen. Additional conveniences include a 12-hour timer, four wheels for portability, and dual control options via touch panel or remote control.
2. Components del producte
Carefully unpack the humidifier and ensure all components are present and undamaged. The package should include:
- Uthfy 5.5Gal/21L Ultrasonic Humidifier Unit (Model ZB-J001)
- Remote Control (requires batteries, not always included)
- Single Mist Nozzle
- 4-Way Mist Nozzle
- Cable d'alimentació (integrat)
Please inspect the unit for any signs of damage from shipping. If any parts are missing or damaged, contact customer support immediately.
3. Instruccions de configuració
- Col·locació: Place the humidifier on a flat, stable, and water-resistant surface at least 8 feet away from furniture, electronics, and walls. Ensure there is adequate space around the unit for optimal mist dispersion. The integrated wheels allow for easy repositioning.
- Instal·lació de broquets: Choose your desired mist nozzle (single or 4-way) and securely place it onto the mist outlet at the top of the unit.
- Omplir el dipòsit d'aigua: The humidifier features a top-fill design. Open the top cover and pour clean, cool tap water directly into the water tank. Do not exceed the 'MAX' water level indicated on the side of the unit.

Image: The humidifier's top-fill design, visible water level indicator, and integrated wheels for portability.
- Connexió d'alimentació: Connecteu el cable d'alimentació a una presa de corrent estàndard. La unitat entrarà en mode d'espera.
4. Instruccions de funcionament
L'humidificador es pot fer funcionar mitjançant el panell de control tàctil de la unitat o el comandament a distància inclòs.
4.1 Encès/Apagat
- Press the 'Power' button on the control panel or remote to turn the humidifier on or off.
4.2 Ajust dels nivells de boira
The humidifier offers three mist output levels (Low, Medium, High).
- Press the 'Mist' button (often labeled 'MAX/MIN' or similar) repeatedly to cycle through the mist levels.

Image: Visual representation of the three mist output levels (Low, Medium, High) from the humidifier.
4.3 Setting Humidity Level (Humidistat)
You can set your desired humidity level between 40% and 90%.
- Press the 'Humidity' button (often labeled with a humidity icon) to adjust the target humidity. The unit will automatically maintain this level.

Image: The humidifier's display showing customizable humidity settings, ranging from 40% to 90%.
4.4 Funció de temporitzador
Set the humidifier to operate for a specific duration (up to 12 hours).
- Press the 'Timer' button repeatedly to select the desired operating time.
4.5 Mode de repòs
For undisturbed rest, activate Sleep Mode.
- Press the 'Sleep' button. The display screen will turn off, and the unit will operate quietly.

Image: The humidifier operating quietly in a bedroom, highlighting its sleep mode and low noise level (under 45dB).
4.6 Bloqueig infantil
Per evitar canvis accidentals a la configuració, activeu el bloqueig infantil.
- Press and hold the 'Child Lock' button for a few seconds until the lock icon appears on the display. Repeat to unlock.
4.7 Demostració en vídeo
Video: An official demonstration of the Uthfy Humidifier in a large room, showcasing les seves característiques i funcionament.
5. Manteniment
Regular cleaning and maintenance are crucial for the longevity and optimal performance of your humidifier.
5.1 Manteniment diari
- Buideu i esbandiu el dipòsit d'aigua diàriament.
- Wipe down the mist outlet and exterior surfaces with a clean, damp tela.
5.2 Neteja setmanal
- Descalcificació del dipòsit d'aigua: Fill the tank with a mixture of equal parts white vinegar and water. Let it sit for 30 minutes, then drain and rinse thoroughly. Use a soft brush to remove any mineral buildup.
- Cleaning the Atomizing Plates: Gently wipe the atomizing plates with a soft cloth or cotton swab dipped in white vinegar to remove mineral deposits. Rinse thoroughly.
- Neteja del filtre d'aire: If your model includes an air filter, refer to specific instructions for cleaning or replacement.
5.3 Emmagatzematge
- Before storing, ensure the unit is completely dry.
- Emmagatzemar en un lloc fresc i sec, lluny de la llum solar directa.
6. Solució De Problemes
If you encounter issues with your humidifier, please consult the following common troubleshooting steps before contacting customer support.
| Problema | Causa possible | Solució |
|---|---|---|
| Sense boira o baixa producció de boira |
|
|
| Soroll inusual |
|
|
| Fuga d'aigua |
|
|
| L'humidificador s'apaga inesperadament |
|
|
7. Especificacions
| Característica | Detall |
|---|---|
| Marca | Uthfy |
| Nom del model | ZB-J001 |
| Capacitat | 5.5 galons (21 litres) |
| Cobertura de la superfície del sòl | Fins a 3000 peus quadrats |
| Sortida de boira | Fins a 2000 ml/h |
| Mode d'operació | Ultrasons |
| Interval de control d'humitat | 40% - 90% |
| Nivells de boira | 3 (Baix, Mitjà, Alt) |
| Broquets | Dual 360° (Single and 4-Way) |
| Temporitzador | 1-12 hores |
| Nivell de soroll | Menys de 45 dB |
| Mètode de control | Control tàctil, control remot |
| Característiques especials | Adjustable Humidity Control, Child Lock, Leakproof, Quiet, Remote Control, Top Fill, Auto-off (low water) |
| Dimensions del producte | 10.63 "P x 10.63" W x 25.2" H |
| Pes de l'article | 11.2 lliures |
| Tipus de material | Plàstic |
| Components inclosos | Control remot |
| Piles necessàries | Sí (per a comandament a distància) |
8. Garantia i Suport
For warranty information, product registration, or technical support, please refer to the warranty card included with your product or visit the official Uthfy website. If you require further assistance, please contact Uthfy customer service directly.