1. Introduktion
Thank you for choosing the Maltec WT-3400KW Ultrasonic Humidifier, Ionizer, and Aroma Diffuser. This device is designed to improve indoor air quality by maintaining optimal humidity levels, purifying the air through ionization, and enhancing your environment with aromatherapy. Please read this manual thoroughly before operating the device to ensure safe and efficient use.
Maintaining indoor humidity between 40% and 60% is beneficial for health and comfort, especially during heating seasons when air can become excessively dry. Dry air can lead to dry mucous membranes and increased susceptibility to respiratory issues.

Image 1.1: The humidifier can help alleviate discomfort caused by dry air.
2. Sikkerhedsinstruktioner
- Placer altid luftfugteren på en fast, flad og vandtæt overflade.
- Anbring ikke enheden i nærheden af varmekilder eller i direkte sollys.
- Hold enheden utilgængeligt for børn og kæledyr.
- Nedsænk ikke baseenheden i vand eller andre væsker.
- Unplug the device before filling, cleaning, or moving it.
- Brug kun rent, koldt postevand. Destilleret eller demineraliseret vand anbefales for at forhindre mineralophobning.
- Tilsæt ikke æteriske olier direkte i vandtanken. Brug den dertil beregnede aromabakke.
- Do not block the mist outlet or air inlet.
- If the device emits unusual sounds, smells, or smoke, unplug it immediately and contact support.
- Sørg for, at netledningen ikke er beskadiget eller klemt.
3. Pakkens indhold
Ved udpakning skal du sørge for, at alle nedenstående varer er til stede og i god stand:
- Maltec WT-3400KW Humidifier Unit (Base and Water Tank)
- Fjernbetjening
- Rengøringsbørste
- Water Filter (pre-installed or separate)
- Brugermanual

Billede 3.1: Overview of the Maltec WT-3400KW humidifier and its included accessories.

Image 3.2: The humidifier and its packaging, showing included items.
4. Opsætning
- Pakker ud: Fjern forsigtigt alle komponenter fra emballagen.
- Placering: Place the humidifier on a flat, stable, and water-resistant surface at least 15 cm away from walls and furniture. Avoid placing it on carpets or near electronic devices.
- Fyld vandtank:
- Fjern vandtanken fra basen.
- Skru tankdækslet af i bunden af tanken.
- Fyld tanken med rent, koldt vand fra hanen. Overskrid ikke den maksimale påfyldningslinje.
- Skru tankdækslet forsvarligt på igen.
- Placer den fyldte vandtank tilbage på basen, og sørg for, at den sidder korrekt.
- Tilføj æteriske olier (valgfrit): Locate the aroma tray, usually a small drawer or compartment on the side or back of the base unit. Add a few drops of your preferred essential oil onto the aroma pad. Do not add oils directly into the water tank.
- Tilslut strøm: Plug the power cord into a suitable electrical outlet (220-240V / 50-60Hz).
5. Betjeningsvejledning
The Maltec WT-3400KW can be operated via its touch control panel or the included remote control.

Image 5.1: The touch control panel and remote control for operating the humidifier.
5.1 Tænd/sluk
- Tryk på ON/OFF button on the touch panel or remote control to turn the device on or off. The LED display will illuminate when the device is on.
5.2 Tågekontrol
- Tryk på HASTIGHED button (or mist icon) to cycle through three mist output levels: Low, Medium, and High. The current level will be indicated on the display.
5.3 Hygrostat (Humidity Control)
- Tryk på FUGTIGHED button to set your desired humidity level, ranging from 45% to 90% Relative Humidity (RH) in 5% increments. The device will automatically adjust mist output to maintain the set humidity.
- The display will show the current humidity level.

Image 5.2: Setting the desired humidity level using the remote control.
5.4 Ioniseringsfunktion
- Tryk på RENSE button (or ionizer icon) to activate the ionizer. This function releases negative ions into the air, which can help neutralize positive ions from electronic devices and reduce airborne particles like allergens and dust mites.

Image 5.3: The ionizer function helps purify the air by releasing negative ioner.
5.5 Aromaterapi
- Ensure essential oils have been added to the aroma tray as described in the Setup section. The aromatherapy function operates automatically when the humidifier is running.
5.6 Natlysfunktion
- Tryk på LYS button to turn the night light on or off. This feature provides a soft illumination, suitable for nighttime use.

Image 5.4: The humidifier operating with its night light feature.
5.7 Timer funktion
- Tryk på TIMER button to set the operating time. You can set the timer from 1 to 8 hours. The device will automatically turn off once the set time has elapsed.
5.8 Dvaletilstand
- Tryk på SOVE button to activate sleep mode. In this mode, the display lights dim, and the device operates quietly for undisturbed rest.
5.9 Automatisk slukning
- The device features an automatic shut-off function when the water tank is empty, indicated by a warning light or sound. This prevents damage to the unit.
6. Vedligeholdelse
Regular cleaning is essential to prevent mineral buildup and ensure optimal performance and hygiene.
6.1 Daglig vedligeholdelse
- Tøm og skyl vandtanken dagligt.
- Wipe the inside of the water tank with a clean cloth.
6.2 Ugentlig rengøring
- Tag stikket ud af enheden før rengøring.
- Rengør vandtanken: Remove the tank and clean it with a soft brush and mild detergent. Rinse thoroughly to remove any residue.
- Clean the Ultrasonic Membrane: Use the provided cleaning brush or a soft cloth to gently wipe the ultrasonic membrane located in the base unit. Do not use abrasive cleaners or sharp objects. If mineral deposits are present, soak a cotton swab in white vinegar and gently wipe the membrane.
- Clean the Base Unit: Wipe the surface of the base unit with a damp cloth. Do not allow water to enter the air outlet or other openings.
- Clean the Water Filter: The water filter is reusable. Rinse it under running water to remove any dirt or mineral buildup. Ensure it is dry before reinserting.
- Clean the Aroma Tray: Remove the aroma pad and wash it with mild soap and water. Allow it to dry completely before reuse.
6.3 Opbevaring
- If the humidifier will not be used for an extended period, clean all components thoroughly and ensure they are completely dry.
- Opbevar enheden på et køligt, tørt sted, væk fra direkte sollys.
7. Fejlfinding
If you encounter any issues with your Maltec WT-3400KW, please refer to the following common problems and solutions:
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Ingen tågeudgang | No water in tank; Tank not properly seated; Ultrasonic membrane dirty; Power not connected | Refill water tank; Re-seat tank correctly; Clean ultrasonic membrane; Check power connection |
| Usædvanlig lugt | New unit odor; Stagnant water; Dirty tank/base | Run for a few hours; Empty and clean tank/base; Use fresh water |
| Hvidt støv omkring enheden | Hard water mineral deposits | Use distilled or demineralized water; Clean unit regularly |
| Fjernbetjening virker ikke | Battery depleted; Obstruction between remote and unit | Replace battery; Ensure clear line of sight |
| Vandlækage | Tank cap not secured; Tank damaged; Overfilled tank | Tighten tank cap; Inspect tank for damage; Do not overfill |
Hvis problemet fortsætter efter at have forsøgt disse løsninger, bedes du kontakte kundesupport.
8. Specifikationer
| Parameter | Værdi |
|---|---|
| Model | WT-3400KW |
| Magt | 28 W |
| Strømforsyning | 220-240 V / 50-60 Hz |
| Tank kapacitet | 3.4 liter |
| Anbefalet rumstørrelse | 25 til 35 m² |
| Støjniveau | <36 dB |
| Timerindstillinger | 1-8 timer |
| Hygrostat Range | 45 - 90% RH (in 5% increments) |
| Humidification Capacity | 300 ml/t |
| Mist Control Levels | 3 (Lav, Medium, Høj) |
| Kabellængde | 110 cm |
| Produktmål (D x B x H) | 15.6 x 15.5 x 31.5 cm |
| Vægt | 0.9 kg (product), 1.2 kg (item) |
| Funktioner | Remote Control, Ionizer, Hygrostat, Water Filter, Air Purifier, Cool Mist, Aromatherapy, Night Light, Touch Screen, Auto-Off (empty tank) |

Image 8.1: Dimensions of the Maltec WT-3400KW humidifier.
9. Garanti og support
This product is covered by a manufacturer's warranty against defects in materials and workmanship. Please refer to the warranty card included with your purchase for specific terms and conditions, including the warranty period and claim procedures.
For technical assistance, troubleshooting beyond this manual, or warranty claims, please contact Maltec customer support. Contact information can typically be found on the product packaging, the manufacturer's official webwebstedet eller din købskvittering.





