Introduction
This manual provides essential instructions for the installation, maintenance, and general use of your new DFHYTHU HEPA filter. This filter is designed to maintain the air filtration performance of your compatible Roborock robot vacuum cleaner.
Compatibility
This HEPA filter is compatible with the following Roborock robot vacuum cleaner models:
- Roborock E3
- Roborock S4
- Roborock E4
- Roborock S5, S50, S55, S51, S52
- Roborock S6, S6 Max, S6 Pure
Product Features
- Durable Construction: Manufactured from robust materials to ensure excellent durability and a long operational lifespan.
- High-Quality Filtration: Designed to provide effective air filtration, capturing fine dust and allergens.
- Quality Assurance: Each filter undergoes testing and inspection to meet performance standards.
Setup and Installation
The filter is designed for straightforward installation, requiring no specialized tools or professional skills. Refer to your Roborock vacuum cleaner's user manual for specific instructions on accessing the filter compartment.
- Power off your Roborock robot vacuum cleaner and disconnect it from any charging dock.
- Locate the dustbin compartment on your vacuum cleaner. This is typically found on the top or side, often under a removable cover.
- Remove the dustbin from the vacuum cleaner.
- Open the dustbin to access the existing filter. Carefully remove the old filter.
- Insert the new DFHYTHU HEPA filter into the designated slot within the dustbin. Ensure it is seated correctly and securely.
- Close the dustbin and reinsert it into the vacuum cleaner until it clicks into place.
- Your vacuum cleaner is now ready for operation with the new filter.

Image 1: Top view of two new DFHYTHU HEPA filters, showing their pleated design and black frame. These filters are ready for installation into a compatible robot vacuum cleaner.
Operating Considerations
Once installed, the HEPA filter functions automatically as part of your robot vacuum cleaner's air purification system. No specific user operation is required for the filter itself during cleaning cycles.
Maintenance
Regular maintenance of the HEPA filter is crucial for optimal vacuum performance and air quality. The frequency of cleaning and replacement depends on usage and environmental factors.
Cleaning the Filter:
- It is recommended to gently tap the filter over a waste bin to dislodge accumulated dust and debris after each few cleaning cycles, or as needed.
- Do not wash the HEPA filter with water, as this can damage the filtration material and reduce its effectiveness.
- Use a small brush or a handheld vacuum cleaner to carefully remove stubborn dust from the pleats.
Filter Replacement:
- For optimal performance, replace the HEPA filter every 3 to 6 months, or sooner if you notice a decrease in vacuum suction power or an increase in dust escaping the vacuum.
- Signs that a filter needs replacement include visible damage, excessive clogging that cannot be cleaned, or a noticeable odor.

Image 2: A side-angle view of the DFHYTHU HEPA filter, highlighting its multi-layered filtration structure and robust frame. This view demonstrates the depth of the filter material designed for efficient particle capture.
Troubleshooting
If your robot vacuum cleaner exhibits reduced suction power or leaves behind noticeable debris after cleaning, the filter may be the cause.
- Reduced Suction: Check if the filter is heavily clogged. Clean it thoroughly as described in the Maintenance section. If suction does not improve, consider replacing the filter.
- Dust Escaping: Ensure the filter is correctly installed and seated firmly in the dustbin. If dust continues to escape, the filter may be damaged or past its effective lifespan and requires replacement.
- Unusual Odors: A persistent musty or unpleasant odor during vacuum operation can indicate a heavily soiled filter. Clean or replace the filter immediately.
Specifications
| Attribute | Value |
|---|---|
| Product Type | HEPA Filter for Robot Vacuum Cleaners |
| Brand | DFHYTHU |
| Model Number | gvrgv444 |
| Compatible Models | Roborock E3, S4, E4, S5, S50, S55, S51, S52, S6, S6 Max, S6 Pure |
| Item Weight | 1.76 ounces (approx. 50 grams) |
| Package Dimensions | 1.18 x 0.79 x 0.39 inches (approx. 30 x 20 x 10 mm) |

Image 3: A diagram illustrating the approximate dimensions of the DFHYTHU HEPA filter, showing a length of 165mm and a width of 52mm. This visual aid helps confirm compatibility with the vacuum cleaner's filter slot.
Support
For further assistance or inquiries regarding your DFHYTHU HEPA filter, please refer to the contact information provided by your retailer or the product packaging.