User Manual for Waterpik Cordless Plus Water Flosser
Quick start guide and user instructions for the Waterpik Cordless Plus Water Flosser. Learn how to charge, fill, use, and maintain your device for optimal oral health.
Quick answers from the manual
Quick answer
- The Waterpik Cordless Plus Water Flosser requires a 24-hour initial charge. It is used by filling the reservoir with lukewarm water, inserting the tip, and aiming at a 90-degree angle to the gumline. p. 2
Key actions
- Charge for 24 hours p. 2
- Fill with lukewarm water p. 2
First start
- Charge unit for 24 hours, fill with lukewarm water, insert tip. p. 2
Technical specifications
| Parameter | Value | Meaning | Pages |
|---|---|---|---|
| Voltage | 120 VAC, 60 Hz | Power requirements | p. 1 |
Where to find it in the PDF
- Registration and Support p. 1
- Quick Start Guide p. 2
Table of contents
Manual images
Click an image to enlargeGetting Started
Before using your Waterpik Cordless Plus Water Flosser for the first time, it is essential to charge the unit for 24 hours. Ensure the power switch is in the OFF position while charging. Plug the power cord into an outlet and insert the charging cord into the unit.



Filling the Reservoir
To fill the reservoir, unplug the charging cord from the unit. Lift the flip-top on the reservoir and fill it with lukewarm water. Refill as needed during use.
Inserting and Removing Tips
Press the tip firmly into the unit until it clicks into place. To remove the tip, push the tip eject button. Caution: Do not press the tip eject button while the unit is running.
Usage Technique
Follow these steps for effective water flossing:

- With the unit OFF, place the tip in your mouth.
- Start on low pressure by sliding the pressure button down. You can adjust to high pressure by sliding the button up.
- Lean over the sink and close your lips enough to prevent splashing.
- Keep the unit upright during use to ensure continuous water flow.
- Aim the water at the gumline at a 90-degree angle. Follow the gumline and pause briefly between teeth.
- Tip: To avoid mess, keep the tip in your mouth while the unit is on.
Support and Warranty
The Cordless Plus Water Flosser is backed by a 2-year manufacturer's warranty. If you have questions or are not satisfied, contact the Waterpik Customer Service Team.
Contact Information:
- Phone: 1-800-525-2774 (Monday-Friday, 7 am - 5 pm MST)
- Email: [email protected]
- Website: waterpik.com
Official resources from the manual
Practical help
Common problems
Ensure the unit has been charged for 24 hours prior to first use.
Keep the tip in your mouth while the unit is on and close your lips enough to prevent splashing.
Before use
- Charge unit for 24 hours before first use
- Ensure power switch is OFF before charging
- Fill reservoir with lukewarm water
- Insert tip until it clicks into place
Images and diagrams
- Charging: Plug cord into outlet and unit while switch is OFF.
- Tip Insertion: Push firmly until it clicks.
- Usage: Aim at 90-degree angle to gumline.
Model compatibility
- Compatible with voltages of 120 VAC, 60 Hz.
Manual page author
David Miller
Documentation analyst
Organizes user manual content into clear summaries, with attention to model details, product context, and everyday usability.