1. Important Safeguards
Please read and save these important safety instructions before using the Tenergy Renair Air Purifier. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Read All Instructions: Thoroughly read all instructions before operating the appliance.
- Power Cord and Plug: Do not operate the appliance if the power cord or plug is damaged. Contact customer support for assistance.
- Water and Moisture: Keep the appliance away from water, moisture, and wet surfaces. Do not immerse the unit in water or other liquids.
- Ventilation: Ensure adequate space (at least 15 inches or 38 cm) around the air purifier for proper air circulation. Do not block air inlets or outlets.
- Unplug Before Maintenance: Always unplug the air purifier from the power outlet before cleaning, replacing filters, or performing any maintenance.
- Children and Pets: Keep the appliance out of reach of children and pets.
- Intended Use: Use this appliance only for its intended purpose as described in this manual.
- Placement: Place the unit on a firm, flat, and level surface.
2. Product Overview
The Tenergy Renair Air Purifier is designed to improve indoor air quality by filtering out various airborne particles and odors. It features a multi-stage filtration system, an ionizer, and user-friendly controls.
Product Components
- Air Purifier Unit
- True HEPA Air Filter (pre-installed)
- User Manual
Unit Diagram

Image: Tenergy Renair Air Purifier in a room, illustrating its compact size and 360-degree air intake.

Image: Detailed view of the touch control panel with icons for Speed, Negative Ion, Night Light, Night Mode, and Replace Filter indicator.
3. Setup
Before first use, the air filter must be removed from its protective plastic packaging and re-inserted into the unit.
- Unpack the Unit: Carefully remove the air purifier from its packaging.
- Access the Filter Compartment: Turn the unit upside down. Twist the bottom cover counter-clockwise to unlock and remove it.
- Remove Filter Packaging: Gently pull out the air filter. Remove the plastic bag from around the filter.
- Re-insert Filter: Place the filter back into the unit, ensuring it is seated correctly.
- Close the Cover: Replace the bottom cover and twist clockwise to lock it securely.
- Placement: Place the air purifier on a flat, stable surface, ensuring at least 15 inches (38 cm) of clearance on all sides for optimal performance.
- Connect Power: Plug the power cord into a standard electrical outlet.
Visual Guide: Filter Installation

Image: Four panels illustrating the steps to remove the bottom cover, take out the plastic-wrapped filter, remove the plastic, and re-insert the filter before closing the cover.
Unboxing and Setup Video
Video: This video demonstrates the unboxing process and the initial setup of the Tenergy Renair Air Purifier, including how to remove and prepare the filter for use.
4. Operation
The Tenergy Renair Air Purifier features a touch control panel for easy operation.
Control Panel Functions
- Power Button: Press to turn the unit On or Off.
- Speed Button: Cycles through 3 fan speeds: Low, Medium, High. The default speed upon turning on is Medium.
- Negative Ion Button: Activates or deactivates the built-in ionizer, which enhances air purification by creating an electrochemical reaction with particulates.
- Night Light Button: Toggles the decorative LED night light. Options include a single color (blue) or an automatic rotation of 7 colors.
- Night Mode Button: Activates a quiet operation mode suitable for sleeping. In Night Mode, the fan speed automatically adjusts to its lowest setting, and all lights on the control panel will dim or turn off.
- Replace Filter Indicator: Illuminates when it's time to replace the air filter.
Operating the Air Purifier
- Power On: Press the Power button to turn on the unit. The default fan speed is Medium.
- Adjust Fan Speed: Press the Speed button to cycle through Low, Medium, and High settings. Higher speeds result in faster purification but also increased noise levels.
- Activate Ionizer: Press the Negative Ion button to turn the ionizer On or Off.
- Use Night Light: Press the Night Light button to change the light mode.
- Engage Night Mode: Press the Night Mode button to enter quiet operation. Press again to exit.
- Power Off: Press the Power button again to turn off the unit.
5. Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your Tenergy Renair Air Purifier.
Filter Replacement
The air filter should be replaced every 6-8 months, depending on usage and air quality. The 'Replace Filter' indicator light will illuminate when a replacement is due.
- Unplug the Unit: Disconnect the air purifier from the power outlet.
- Remove Old Filter: Turn the unit upside down, twist the bottom cover counter-clockwise, and remove the used filter.
- Insert New Filter: Place a new Tenergy Renair replacement filter into the unit. Ensure it is properly seated.
- Close the Cover: Replace the bottom cover and twist clockwise to lock it.
- Reset Filter Indicator: Plug in the power cord. With the unit powered on, press and hold the 'Replace Filter' button for 3 seconds until the LED light turns off. This resets the filter timer.
Cleaning the Device
- Exterior: Wipe the exterior of the unit with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Interior: Periodically, use a soft brush or vacuum cleaner with a narrow nozzle to clean the air intake and outlet grilles.
- Filter: The filter is not washable. Do not attempt to clean or reuse the filter.
Filtration System Overview

Image: Diagram illustrating the four layers of filtration: Preliminary Filter (pet hair, dander, mold), H13 True HEPA Filter (fine particles PM 2.5), Activated Carbon Filter (smoke and odors), and Anti-Bacterial Layer (airborne bacteria).
6. Troubleshooting
If you encounter issues with your Tenergy Renair Air Purifier, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | Not plugged in; Power outage; Filter not installed correctly or plastic bag not removed. | Check power connection; Ensure filter is correctly installed and plastic bag removed. |
| Reduced airflow or poor purification | Air filter is dirty or clogged; Air inlets/outlets are blocked. | Replace the air filter; Ensure no obstructions around the unit. |
| Loud noise during operation | Fan speed is too high; Unit is not on a stable surface; Obstruction in fan. | Reduce fan speed; Place unit on a flat, stable surface; Check for and remove any obstructions. |
| Replace Filter indicator remains on after filter change | Filter timer not reset. | Press and hold the 'Replace Filter' button for 3 seconds to reset the timer. |
| Odor persists | Filter needs replacement; Ionizer not activated. | Replace the air filter; Activate the Negative Ion function. |
7. Specifications
Technical specifications for the Tenergy Renair Air Purifier.
| Feature | Specification |
|---|---|
| Product Type | Air Purifier |
| Filter System | HEPA Air Filter |
| HEPA Class | True HEPA Filter (H13) |
| Airborne Particles Removal | 99.97% |
| Fan Speeds | 3 speeds |
| Clean Air Delivery Rate (CADR) | 82 CFM (140 CMH) |
| Best for Space | Up to 210 sq ft |
| Rated Power | 37W (Max) |
| Power Source | AC |
| Power Cord Length | 75 in / 6.25 ft |
| Product Dimensions | 18" x 8.6" x 8.6" |
| Item Weight | 6.6 lbs |
| Control Method | Touch / Button Control |
| Noise Level | 28 Decibels (lowest setting) |
8. Warranty and Support
Tenergy provides a standard warranty for its products. You can extend your warranty by registering your product.
- Standard Warranty: 1 year.
- Extended Warranty: Register your product within 30 days of purchase at www.TenergyLife.com/warranty for a 2-year total warranty and 90-day hassle-free returns.
- Customer Support: For technical support or inquiries, please visit the Tenergy website or contact their customer service directly.