1. Introduction
Thank you for choosing the MORENTO MR2566 Air Purifier. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your new air purifier. Please read this manual thoroughly before use and retain it for future reference.
2. Safety Information
- Always unplug the air purifier before moving, cleaning, or performing any maintenance.
- Do not operate the appliance with a damaged cord or plug.
- Keep the air intake and outlet clear of obstructions.
- Do not use the appliance in wet or damp environments.
- This appliance is for indoor use only.
- Keep out of reach of children and pets.
3. Product Overview
The MORENTO MR2566 Air Purifier is designed to provide clean and fresh air in small to medium-sized spaces. It features a 360-degree air intake system, a high-efficiency 3-stage HEPA filtration system, an aromatherapy function, and a quiet sleep mode.

Figure 3.1: MORENTO MR2566 Air Purifier. This image displays the black model of the air purifier on a wooden surface, with visual cues indicating air purification.
Key Features:
- 360-Degree Air Intake: Ensures comprehensive purification in any placement.
- 3-Stage HEPA Filtration: Captures 99.97% of airborne particles as small as 0.3 microns, including smoke, dust, pet dander, and odors.
- Ultra-Quiet Sleep Mode: Operates at 22dB with indicator lights dimmed for undisturbed rest.
- Aromatherapy Function: Allows for the addition of essential oils to diffuse pleasant scents.
- Adjustable Fan Speeds: Two speed settings (1F/2F) for customized air purification.
- Timer Function: Auto-shutoff options for 2, 5, or 8 hours.

Figure 3.2: 3-Stage HEPA Filtration System. This diagram illustrates the layers of the air purifier's filter: a pre-filter for large particles, a HEPA filter for fine particles, and an activated carbon filter for odors.
4. Setup
4.1 Unpacking and Initial Inspection
- Carefully remove the air purifier from its packaging.
- Locate the power adapter, which is conveniently placed inside the filter compartment for shipping protection.

Figure 4.1: Locating the Power Adapter. This image provides a visual guide on how to open the bottom cover, remove the foam block, and retrieve the power adapter from inside the filter compartment.
4.2 Filter Installation
The filter comes pre-installed but may have protective packaging that needs to be removed before first use.
- Turn the air purifier upside down.
- Twist the bottom cover counter-clockwise to unlock and remove it.
- Remove the filter from the unit and discard any plastic packaging.
- Place the filter back into the air purifier.
- Replace the bottom cover and twist clockwise to secure it.
Video 4.1: How to Replace the MR2566 Air Purifier Filter. This video demonstrates the step-by-step process of removing and installing the air filter in the MORENTO MR2566 Air Purifier.
4.3 Placement
Place the air purifier on a flat, stable surface. Ensure there is at least 6 inches (15 cm) of space around all sides for optimal air circulation.
5. Operation
Plug the power adapter into the air purifier and then into a standard electrical outlet. The control panel is located on the top of the unit.
Video 5.1: MR2566 Air Purifiers for Bedroom. This video showcases the MORENTO MR2566 Air Purifier in a bedroom setting, demonstrating its compact size and quiet operation, including a brief view of the control panel.
5.1 Power On/Off
- Press the Power Button (
) to turn the air purifier on or off.
5.2 Fan Speed Adjustment
- Press the Fan Speed Button (
) to cycle through fan speeds: Level 1 (low), Level 2 (high), and Sleep Mode. - In Sleep Mode, the fan operates at its lowest speed (22dB) and all indicator lights will dim after 3 seconds.

Figure 5.1: Quiet Sleep Mode. This image shows the air purifier operating silently in a bedroom, emphasizing its 22dB noise level during sleep mode.
5.3 Timer Setting
- Press the Timer Button (
) to set the auto-shutoff timer for 2, 5, or 8 hours.
5.4 Ambient Light Control
- Press the Light Button (
) to turn the blue ambient light on or off.
5.5 Aromatherapy Function
- Locate the aromatherapy pad on the top of the air purifier.
- Add 4-5 drops of your preferred essential oil to the pad.
- The air purifier will diffuse the scent along with the purified air.

Figure 5.2: Aromatherapy Function. This image shows a hand applying essential oil to the designated pad on the air purifier's top surface.
6. Maintenance
6.1 Filter Replacement
For optimal performance, replace the filter every 3-6 months, or when the "Filter" indicator light illuminates (after approximately 2000 hours of operation).
- Unplug the air purifier.
- Follow the steps in Section 4.2 to remove the old filter.
- Insert a new MORENTO MR2566 replacement filter.
- Secure the bottom cover.
6.2 Resetting Filter Life Indicator
- After replacing the filter, plug in the air purifier.
- Press and hold the Filter Button (often combined with the fan speed button, indicated by a filter icon) for 5 seconds until the indicator light turns off. This resets the filter life counter.
6.3 Cleaning the Unit
- Wipe the exterior of the air purifier with a soft, dry cloth.
- Do not use abrasive cleaners or solvents.
- Clean the air intake vents with a soft brush or vacuum cleaner attachment to remove dust.
7. Troubleshooting
If your air purifier is not functioning as expected, please refer to the following common issues and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | Not plugged in; Power outlet malfunction; Adapter not connected properly. | Ensure the power adapter is securely plugged into both the unit and a working electrical outlet. |
| Reduced airflow or purification efficiency | Filter is dirty or clogged; Protective packaging not removed from filter. | Check and replace the filter if necessary. Ensure all packaging is removed from the filter before use. |
| Unusual noise | Unit not on a flat surface; Obstruction in fan; Filter not installed correctly. | Place the unit on a stable, flat surface. Check for any foreign objects near the fan or inside the unit. Reinstall the filter correctly. |
| Odor persists or is not reduced | Filter is saturated with odors; Aromatherapy pad needs essential oil. | Replace the filter. Add more essential oil to the aromatherapy pad. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | MR2566 |
| Product Dimensions | 6.38 x 6.92 x 10.98 inches |
| Item Weight | 5.9 Pounds |
| Power Source | DC |
| Control Method | Touch Button Control |
| Filter Type | HEPA |
| Floor Area Coverage | Up to 225 Square Feet |
| Noise Level | 22 Decibels (in Sleep Mode) |
| Particle Retention Size | 0.3 Micron |
| Special Features | 22dB Quiet, Aromatherapy, Blue Ambient Night Light, Sleep Mode |
| Certification | CARB Certified |
9. Warranty and Support
For warranty information or technical support, please contact MORENTO customer service through the retailer where the product was purchased or visit the official MORENTO website. Please have your model number (MR2566) and purchase details ready when contacting support.







