1. Introduction
This manual provides instructions for the Chuancheng replacement filter kit, designed for various Dirt Devil vacuum cleaner models. This kit includes two motor protection filters and two exhaust air filters, essential for maintaining your vacuum's performance and ensuring clean air quality.
Regular replacement of these filters helps to:
- Filter dust and microparticles from the air.
- Protect the vacuum cleaner's motor from contamination.
- Purify the exhaust air before it re-enters your living space.

Image: Two sets of Chuancheng replacement filters. Each set includes a circular motor protection filter (black frame) and a circular exhaust air filter (orange frame).
2. Compatibility
This filter kit is compatible with the following Dirt Devil vacuum cleaner models and replaces part numbers 2620001 and 2620002:
- Dirt Devil Pick Up Power Pet Ultima Ultima Power Parquet DD2620 series (DD2620, DD2620-0, DD2620-1, DD2620-2, DD2620-3, DD2620-4, DD2620-5, DD2620-6, DD2620-7, DD2620-8, DD2620-9)
- Dirt Devil DD2650 series (DD2650-0, DD2650-1)
- Dirt Devil DD2651 series (DD2651-0, DD2651-1)
- Dirt Devil DD2720 series (DD2720, DD2720-0, DD2720-1, DD2720-2, DD2720-3, DD2720-4, DD2720-5, DD2720-6, DD2720-7, DD2720-8, DD2720-9)
- Dirt Devil DD2750 series (DD2750-0, DD2750-1)
- Dirt Devil DD5110 Infinity AC

Image: Visual representation of compatible Dirt Devil vacuum models (DD2650, DD2720) and the Chuancheng filters, highlighting key features.
3. Product Features
The Chuancheng filter kit is engineered to provide high-efficiency filtration for your vacuum cleaner:
- Motor Protection Filter: This filter safeguards your vacuum's motor from dust and debris, extending its lifespan and maintaining consistent suction power.
- Exhaust Air Filter: Designed to capture fine dust, microparticles, and other impurities from the exhaust air, ensuring cleaner air is released back into your home. It eliminates up to 99.97% of airborne particles as small as 0.3 microns.
- High-Quality Materials: Constructed from durable plastic, thickened filter cotton, high-sealing PVC material, and fine filter sponge for effective and long-lasting performance.

Image: Illustration of the filter's high efficiency, capturing various airborne particles like dust mites and pet hair.

Image: Detailed view of the filter's construction materials, including resistant plastic and thickened filter cotton.
4. Installation
To install the Chuancheng replacement filters, follow these general steps. Specific locations for filters may vary slightly by Dirt Devil model, so refer to your vacuum cleaner's original manual if needed.
- Power Off: Ensure your vacuum cleaner is unplugged from the power outlet before beginning any maintenance.
- Locate Filters:
- The motor protection filter is typically located near the motor, often accessible by opening a compartment or removing the dust bin.
- The exhaust air filter (also known as a HEPA or exhaust filter) is usually found at the back or side of the vacuum where air exits.
- Remove Old Filters: Carefully remove the old filters. Note their orientation to ensure correct placement of the new filters.
- Insert New Filters: Place the new Chuancheng motor protection filter and exhaust air filter into their respective compartments. Ensure they fit snugly to prevent air leakage.
- Secure Compartments: Close all compartments securely.
- Test: Plug in your vacuum cleaner and perform a brief test to ensure proper operation.
5. Maintenance
For optimal performance and air quality, regular maintenance of your Chuancheng filters is recommended.
- Cleaning: The premium filters are washable and reusable. To clean, gently tap off loose dirt, then rinse under cool running water until the water runs clear. Do not use detergents.
- Drying: Allow the filters to air dry completely for at least 24 hours before re-installing them into your vacuum cleaner. Ensure they are thoroughly dry to prevent mold or damage to the vacuum.
- Replacement: It is recommended to replace the filters every 3 to 6 months, depending on usage frequency and household environment, even if regularly cleaned. This ensures maximum filtration efficiency and motor protection.

Image: Filters being washed under water, illustrating the cleaning process.
6. Specifications
| Feature | Detail |
|---|---|
| Brand | Chuancheng |
| Compatible Devices | Dirt Devil Vacuum Cleaners (DD2620, DD2650, DD2651, DD2720, DD2750, DD5110 series) |
| Replaces Part Numbers | 2620001, 2620002 |
| Kit Contents | 2 Motor Protection Filters, 2 Exhaust Air Filters |
| Material | Plastic, Filter Cotton, PVC, Filter Sponge |
| Motor Protection Filter Dimensions | Diameter: 13.8 cm (5.43 inches), Thickness: 0.7 cm |
| Exhaust Air Filter Dimensions | Diameter: 14.8 cm (5.83 inches), Thickness: 2.1 cm |
| Reusability | Washable and Reusable (Recommended replacement every 3-6 months) |

Image: Dimensions of the motor protection filter (138mm / 5.43 inches).

Image: Dimensions of the exhaust air filter (148mm / 5.83 inches).
7. Troubleshooting
If you experience issues after installing the new filters, consider the following:
- Reduced Suction: Ensure both filters are correctly seated and that all vacuum compartments are securely closed. A loose filter can cause air leaks and reduced suction. Also, check if the filters are completely dry after washing.
- Unusual Noises: Verify that the filters are installed without obstruction and are not interfering with any moving parts.
- Dust Escaping: Confirm that the filters are the correct type for your model and are installed tightly. If dust is still escaping, the filters may be damaged or incorrectly fitted.
If problems persist, consult your vacuum cleaner's original user manual or contact customer support.
8. Warranty and Support
For any questions regarding the Chuancheng replacement filter kit, including installation, maintenance, or compatibility, please contact the manufacturer or your retailer. Keep your purchase receipt for any potential warranty claims.
For more information about Chuancheng products, you may visit the Chuancheng Brand Store.