UH-004 - Humidifier Ravanson - Free user manual and instructions
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| Product Type | Ultrasonic Humidifier |
| Brand | Ravanson |
| Model | UH-004 |
| Dimensions (L x W x H) | 18 x 18 x 28 cm |
| Weight | 1.2 kg |
| Power Supply | AC 220-240V, 50Hz |
| Power Consumption | 25 W |
| Water Tank Capacity | 3.5 L |
| Mist Output | Up to 300 ml/h |
| Noise Level | < 35 dB |
| Coverage Area | Up to 30 m² |
| Main Functions | Ultrasonic humidification, adjustable mist, auto shut-off, night light |
| Control Type | Rotary knob / button |
| Filter Type | Replaceable ceramic filter (optional) |
| Water Level Indicator | Yes, transparent tank |
| Auto Shut-Off | Yes, when water runs out or tank removed |
| Maintenance | Clean tank and transducer weekly with vinegar solution |
| Safety Features | Overheat protection, auto shut-off, non-slip base |
| Spare Parts | Replacement tanks, filters, and transducer plates available |
| Repairability | User-replaceable transducer and filter; professional repair for electronics |
| Certifications | CE, RoHS |
| Package Contents | Humidifier, user manual, warranty card |
Frequently Asked Questions - UH-004 Ravanson
How do I clean the Ravanson UH-004 humidifier?
Unplug the device and empty the tank. Use a soft cloth dampened with a mixture of water and white vinegar to wipe the tank and transducer. Rinse thoroughly and dry before reuse. For deep cleaning, follow the instructions in the user manual.
Why is my humidifier not producing mist?
Check that the water tank is filled and properly seated. Ensure the device is plugged in and the power is on. If the transducer is covered with mineral deposits, clean it gently with a soft brush. If the problem persists, refer to the troubleshooting section of the manual.
Can I use tap water in the UH-004?
Yes, but using distilled or demineralized water is recommended to reduce white dust and mineral buildup. If you use tap water, clean the transducer more frequently.
What is the noise level of this humidifier?
The Ravanson UH-004 operates at a noise level of less than 35 dB, making it suitable for use in bedrooms and offices without disturbance.
Does the humidifier have an automatic shut-off function?
Yes, the UH-004 features an auto shut-off that activates when the water tank is empty or if the tank is lifted from the base, ensuring safety.
How often should I replace the filter?
The UH-004 uses a ceramic filter that should be replaced every 1-2 months depending on water quality. Check the manual for specific intervals.
What is the coverage area of this humidifier?
The UH-004 is designed for rooms up to 30 square meters (approximately 300 sq ft), ideal for living rooms, bedrooms, and offices.
Can I add essential oils to the water tank?
No, the UH-004 is not designed for essential oils. Adding oils may damage the plastic components and void the warranty. Use only water.
How do I adjust the mist output?
Turn the rotary knob on the front panel to increase or decrease the mist intensity. The highest setting produces up to 300 ml/h.
Where can I find replacement parts or the user manual?
Visit the official Ravanson website or contact customer support. The user manual is also available for free download on notice-facile.com.
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USER MANUAL UH-004 Ravanson
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Product information
Brand : Ravanson
Model : UH-004
Category : Humidifier