1. Okwu mmalite
Thank you for choosing the WATERPULSE V400PLUS Water Flosser. This manual provides essential information for the safe and effective use of your device. Please read it thoroughly before operation and retain it for future reference.
Ngwaahịa gafereview
The WATERPULSE V400PLUS is a compact and portable oral irrigator designed to remove plaque and food debris from between teeth and below the gumline, promoting healthier gums and fresher breath. It features multiple pressure settings and a convenient design for daily use.

Image 1.1: The WATERPULSE V400PLUS Water Flosser, showcasing its main components including the handle, reservoir, and interchangeable tip.
2. Ozi nchekwa dị mkpa
Always follow basic safety precautions when using electrical products, especially when children are present. Read all instructions before use.
DANGER - To reduce the risk of electrocution:
- Ejila mmiri mmiri jide chaja.
- Edokwala ma ọ bụ chekwaa ngwaahịa ahụ ebe ọ nwere ike ịda ma ọ bụ dọba ya na tub ma ọ bụ sink.
- Etinyela ma ọ bụ tinye n'ime mmiri ma ọ bụ mmiri mmiri ọzọ.
- Erutela ngwaahịa dabara na mmiri. Kpupu ngwa ngwa.
WARNING - To reduce the risk of burns, electrocution, fire, or injury to persons:
- Nleba anya dị mkpa mgbe ngwaahịa a na-eji, na, ma ọ bụ nso ụmụaka ma ọ bụ ndị na-adịghị mma.
- Jiri ngwaahịa a naanị maka ebumnuche ya dịka akọwara n'akwụkwọ ntuziaka a.
- Ejila mgbakwunye ndị nrụpụta akwadoghị.
- Ejila ngwaahịa a rụọ ọrụ ma ọ bụrụ na ọ nwere eriri ma ọ bụ plọg mebiri emebi, ọ bụrụ na ọ naghị arụ ọrụ nke ọma, ọ bụrụ na atụpụrụ ya ma ọ bụ mebie ya, ma ọ bụ tinye ya na mmiri.
- Debe eriri ahụ ka ọ ghara ikpo ọkụ.
- Ejila mgbe ị na-ehi ụra ma ọ bụ na-ehi ụra.
- Ejila n'èzí ma ọ bụ rụọ ọrụ ebe a na-eji ngwaahịa aerosol (spray) ma ọ bụ ebe a na-enye oxygen.
- Atụnyela mmiri n'okpuru ire, n'ime ntị, imi, ma ọ bụ ebe ndị ọzọ siri ike. Ngwaahịa a nwere ike ịmepụta nrụgide nwere ike ịkpata nnukwu mmebi na mpaghara ndị a.
- Jupụta mmiri mmiri ma ọ bụ ọkachamara eze ndị ọzọ akwadoro naanị ngwọta.
3. Ntọlite na mbido ojiji
3.1 Nwepu
Jiri nlezianya wepụ ihe niile dị na ngwugwu ahụ. Hụ na akụkụ niile edepụtara n'okpuru dị:
- WATERPULSE V400PLUS Main Unit
- Ntuziaka Jet ọkọlọtọ
- Ndụmọdụ na-ehicha asụsụ
- Ndụmọdụ Orthodontic
- Nasal Tip
- chaja
- Akwụkwọ ntuziaka onye ọrụ
3.2 Ịchaji nkeji
- Tinye chaja n'ime oghere eletrik ọkọlọtọ.
- Connect the charging cable to the charging port on the unit.
- Allow the unit to charge for approximately 4 hours for a full charge before first use. The charging indicator light will illuminate during charging and turn off or change color when fully charged.

Image 3.1: Connecting the WATERPULSE V400PLUS to its charger for initial charging.
3.3 Attaching a Tip
- Select the desired tip.
- Insert the tip into the hole in the center of the handle until it clicks into place.
- To remove the tip, press the tip eject button on the side of the handle and pull the tip out.

Image 3.2: Illustration of inserting and removing an interchangeable tip from the flosser handle.
3.4 Filling the Reservoir
- Mepee okpu mmiri mmiri.
- Fill the reservoir with lukewarm water. You may also use mouthwash or other dental solutions as recommended by your dentist.
- Close the reservoir cap securely.
4. Ntuziaka ọrụ
4.1 First-Time Use (Priming the Unit)
For first-time use, or if the unit has not been used for a long period, it may need to be primed:
- Jupụta olulu mmiri na mmiri.
- Point the tip into a sink.
- Gbanwuo unit ahụ.
- Set the pressure control to the highest setting.
- Allow water to flow until a steady stream is produced.
4.2 Ojiji kwa ụbọchị
- Jupụta mmiri na-ekpo ọkụ n'ime mmiri.
- Insert the desired tip into the handle.
- Select your desired pressure setting. Start with the lowest setting and gradually increase as you become accustomed to the flosser.
- Lean over a sink and place the tip in your mouth. Close your lips enough to prevent splashing, but allow water to flow from your mouth into the sink.
- Gbanwuo unit ahụ.
- Direct the water stream at a 90-degree angle to your gumline. Move the tip along the gumline, pausing briefly between teeth.
- Gaa n'ihu ruo mgbe ị sachara akụkụ niile nke ọnụ gị.
- Turn the unit OFF when finished.
- Wepu mmiri ọ bụla fọdụrụ na ebe nchekwa ahụ.

Image 4.1: Demonstrating the correct technique for using the WATERPULSE V400PLUS, with the user leaning over a sink.
4.3 Pressure Settings
The WATERPULSE V400PLUS offers multiple pressure settings to suit individual needs. Use the pressure control dial or button on the unit to adjust the intensity of the water stream.
- Ntọala dị ala: Gentle pressure, ideal for sensitive gums or first-time users.
- Ntọala Ọkara: Standard pressure for effective daily cleaning.
- Ntọala dị elu: Maximum pressure for deep cleaning and stubborn debris.
5. Nlekọta na nhicha
Regular cleaning ensures optimal performance and extends the life of your WATERPULSE V400PLUS.
5.1 Na-ehicha ngalaba ahụ
- Before cleaning, ensure the unit is turned OFF and unplugged from the charger.
- Jiri nwayọ hichaa mpụta nke otu ahụ, damp akwa . Ejila akụkụ ahụ n'ime mmiri.
- For stubborn stains, use a mild soap solution.
5.2 Cleaning the Reservoir
- Wepu ebe nchekwa na nkeji.
- Wash the reservoir with warm, soapy water. Rinse thoroughly.
- For deeper cleaning, you can run a solution of 2 tablespoons of white vinegar mixed with 16 ounces of warm water through the unit.
5.3 Cleaning the Tips
- Remove the tip from the handle.
- Rinse the tip under warm running water.
- For thorough cleaning, soak tips in a container of hydrogen peroxide or white vinegar for 5-10 minutes. Rinse well afterwards.
- Replace tips every 3-6 months, or sooner if they become worn.

Image 5.1: Steps for cleaning the detachable reservoir and various tips of the water flosser.
6. Nchọpụta nsogbu
If you experience issues with your WATERPULSE V400PLUS, refer to the following table for common problems and solutions.
| Nsogbu | Ihe nwere ike ime | Ngwọta |
|---|---|---|
| Otu anaghị agbanwuo. | Batrị dị obere ma ọ bụ nwụrụ anwụ. | Chajịa unit maka opekata mpe awa 4. |
| Enweghị mmiri ma ọ bụ mmiri na-adịghị ike. | Akụ mmiri adịghị. Akwụchila ndụmọdụ. Unit needs priming. | Jupụta ọdọ mmiri. Remove and clean tip. Refer to "First-Time Use (Priming the Unit)" section. |
| Mmiri na-agbapụta site na unit. | Reservoir cap not closed properly. Tip not inserted correctly. | Ensure reservoir cap is securely closed. Re-insert tip until it clicks into place. |
| Unit stops working during use. | Batrị dị ala. Nchekwa ekpo oke ọkụ na-arụ ọrụ. | Fanye unit ahụ. Turn off the unit and let it cool down for 30 minutes before resuming use. |
7. Nkọwapụta
| Njirimara | Nkọwa |
|---|---|
| Nlereanya | V400PLUS |
| Isi Iyi Ike | Batrị enwere ike ịchaji |
| Oke Nrụgide Mmiri | Adjustable (e.g., 30-100 PSI) |
| Ike nchekwa mmiri | Ihe ruru. 200ml |
| Oge Nchaji | Ihe ruru. awa 4 |
| Oge ọrụ | Approx. 2 weeks on a full charge (based on 1 minute use per day) |
8. Akwụkwọ ikike na nkwado
8.1 Akwụkwọ ikike nwere oke
The WATERPULSE V400PLUS Water Flosser comes with a limited warranty against defects in materials and workmanship for a period of 1 year from the date of purchase. This warranty does not cover damage caused by misuse, abuse, alteration, or unauthorized repair. Please retain your proof of purchase for warranty claims.
8.2 Nkwado ndị ahịa
For technical assistance, troubleshooting beyond this manual, or warranty inquiries, please contact our customer support team:
- Websaịtị: www.waterpulse.com
- Email: support@waterpulse.com
- Ekwentị: Please refer to the contact information provided on the product packaging or official websaịtị maka mpaghara gị.





