Уводзіны
The LEVOIT Ultrasonic Cool Mist Humidifier Diffuser (Model LV400CH) is a versatile 3-in-1 device designed to improve air quality in your home. It functions as a humidifier, a vaporizer, and an aroma diffuser. This unit features a double filtration system using activated carbon and ceramic to purify water and air, helping to combat dry air and potential bacteria. With its whisper-quiet operation and large 4-liter capacity, it provides continuous mist for 20 to 30 hours, making it ideal for bedrooms, living rooms, and nurseries.

Figure 1: LEVOIT LV400CH Ultrasonic Cool Mist Humidifier.
Змест пакета
Калі ласка, уважліва праверце змесціва пакета. Калі якія-небудзь прадметы адсутнічаюць або пашкоджаныя, звярніцеся ў службу падтрымкі кліентаў.
- 1 x LEVOIT Ultrasonic Cool Mist Humidifier LV400CH
- 3 x Aroma Pads (1 Pre-installed)
- 1 х Кіраўніцтва карыстальніка

Малюнак 2: Усе прадметы, якія ўваходзяць у склад упакоўкі прадукту.
Асаблівасці прадукту
The LEVOIT LV400CH Humidifier is equipped with several features designed for optimal performance and user convenience:
- Вялікая ёмістасць 4 літраў: Allows for 20 to 30 hours of continuous operation.
- Ціхая праца: Ultrasonic air diffusion produces less than 36 dB of noise.
- Два-Stage Фільтраванне: Activated carbon filters purify air, and ceramic filters purify water.
- Функцыя ароматэрапіі: Integrated aroma box for essential oils.
- Кіраванне адной кнопкай: Simple operation for mist levels and night light.
- 360° Mist Nozzle: Adjustable mist direction.
- Waterless Auto Shut-off: Safety feature to prevent damage when water runs out.

Figure 3: Key features of the LV400CH Humidifier.

Figure 4: Benefits of using the LEVOIT Humidifier.
Настройка
Follow these steps to set up your LEVOIT Humidifier for first use:
- Распакуйце: Carefully remove all packaging materials and place the humidifier on a flat, stable, and water-resistant surface.
- Зняць рэзервуар для вады: Зніміце рэзервуар для вады з падставы.
- Запоўніце бак для вады: Unscrew the water tank cap. Fill the tank with clean, cool water. Both distilled or tap water can be used. Ensure the water tank is correctly sealed after filling.
- Размясціць рэзервуар на падставе: Carefully place the filled water tank back onto the humidifier base, ensuring it is seated properly.
- Падключыце харчаванне: Plug the power cord into a suitable electrical outlet (AC 120V / 60Hz).
Заўвага: Water may spill if the humidifier is moved while water is in the tank. Do not pick up or shake the humidifier while it is operating.

Figure 5: Steps for refilling the water tank.
Інструкцыя па эксплуатацыі
The LEVOIT LV400CH Humidifier features simple one-button control.
- Уключэнне/выключэнне харчавання: Націсніце кнопку харчавання (⏻), каб уключыць або выключыць ўвільгатняльнік.
- Рэгуляванне ўзроўню туману: Press the mist level button (⏻) repeatedly to cycle through low and high mist output settings. The maximum mist output is 200ml/h.
- Начнік: Press the night light button (💡), каб уключыць або выключыць начное святло.
- Ароматэрапія: To use the aromatherapy function, add a few drops of essential oil to the aroma pad located in the aroma box on the base of the unit. Do not add essential oils directly into the water tank.

Figure 6: One-button control for mist and night light.

Figure 7: Using the aromatherapy function.

Figure 8: Quiet ultrasonic diffusion for peaceful environments.
Тэхнічнае абслугоўванне і ўборка
Regular cleaning is essential to ensure optimal performance and extend the product's lifetime. It is recommended to clean the humidifier at least once a week.
Cleaning the Water Tank and Base:
- Адключыце ўвільгатняльнік ад сеткі і выміце рэзервуар для вады.
- Зліце рэшткі вады з рэзервуара і падставы.
- Wipe the inside of the water tank and the base with a soft, damp cloth. For mineral buildup, use a descaling solution or a mixture of white vinegar and water (1:1 ratio). Let it soak for 15-20 minutes, then rinse thoroughly.
- Перад паўторнай зборкай пераканайцеся, што ўсе дэталі цалкам сухія.
Абслугоўванне фільтраў:
The LV400CH features a two-stage filtration system with activated carbon and ceramic filters. These filters are designed to purify the water and air. While the filters are generally long-lasting, inspect them periodically for excessive buildup. Clean or replace as necessary according to the full user manual.

Figure 9: The two-stagэлектронная сістэма фільтрацыі.
Ліквідацыю непаладак
If you encounter any issues with your humidifier, please refer to the following common problems and solutions:
| праблема | Магчымая прычына | Рашэнне |
|---|---|---|
| Няма туману або яго нізкая выпрацоўка. | Water tank empty; mineral buildup on transducer; air outlet blocked. | Refill water tank; clean transducer with vinegar solution; ensure air outlet is clear. |
| Незвычайны шум. | Water level too low; unit not on a flat surface; foreign object in base. | Refill water tank; place on a stable, flat surface; check and remove any foreign objects. |
| Уцечка вады. | Water tank cap not tightened; unit moved while operating. | Ensure water tank cap is securely tightened; avoid moving the unit when filled with water. |
For more detailed troubleshooting, please refer to the complete user manual or contact LEVOIT customer support.
Тэхнічныя характарыстыкі
| Спецыфікацыя | Дэталь |
|---|---|
| Марка | ЛЕВОЙТ |
| Назва мадэлі | LV400CH |
| тtage | AC 120V / 60Hz |
| Намінальная магутнасць | 25 Вт |
| Ёмістасць бака для вады | 4 л (1.05 гал) |
| Max Moisture Capacity | 200 мл/г |
| Час працы | 20-30 гадзін |
| Тып фільтра | Activated Carbon, Ceramic |
| Метад кантролю | Дакранацца |
| Памеры прадукту | 9.84 х 6.18 х 6.18 цалі |
| Вага прадмета | 3.02 фунта |

Малюнак 10: Памеры вырабу.
Гарантыя і падтрымка
LEVOIT provides a 1-year buyer assurance for this product, with the option of extending it by 1 more year. You also receive lifetime support from LEVOIT.
For any questions, concerns, or support needs, please contact LEVOIT customer service:
- тэлефон: (888)720-8520
- электронная пошта: support@levoit.com
Please have your model number (LV400CH) and purchase information ready when contacting support.