Product Overview
The GRASKY Main Brush is a crucial replacement component designed for specific Xiaomi Mi Robot Vacuum Mop Cleaner Sweeper models. This main brush is responsible for agitating and sweeping debris from various floor surfaces into the vacuum's suction inlet, ensuring effective cleaning performance. Regular replacement of the main brush is essential for maintaining optimal cleaning efficiency and extending the lifespan of your robot vacuum.

Image: The GRASKY Main Brush, featuring orange and black bristles, designed for efficient debris collection.
Compatibility
This GRASKY Main Brush is specifically designed to be compatible with the following robot vacuum cleaner models:
- Xiaomi Mi Mop 2 Pro+
- STYTJ02ZHM Mi Robot Vacuum Mop Cleaner Sweeper
Please verify your robot vacuum's model number before purchasing to ensure proper fit and function.
Setup & Installation
Follow these steps to replace the main brush in your robot vacuum:
- Power Off: Ensure your robot vacuum cleaner is powered off and unplugged from its charging dock.
- Access Brush Compartment: Turn the robot vacuum upside down. Locate the main brush cover, usually secured by two tabs or a latch.
- Remove Old Brush: Press the tabs or release the latch to open the main brush cover. Carefully lift out the old main brush.
- Clean Compartment: Use a cleaning tool or a soft cloth to remove any tangled hair, dust, or debris from the brush compartment and the ends of the brush bearings.
- Install New Brush: Align the ends of the new GRASKY Main Brush with the corresponding slots in the vacuum's brush compartment. Ensure it clicks securely into place.
- Close Cover: Close the main brush cover, ensuring it latches securely.
- Power On: Return the robot vacuum to its upright position and power it on.
Operating Instructions
After successful installation of the new main brush, your robot vacuum cleaner should operate as normal. No special operating procedures are required for the main brush itself. Ensure the vacuum's dustbin is emptied regularly for optimal performance.
Maintenance
To ensure the longevity and effectiveness of your GRASKY Main Brush, regular maintenance is recommended:
- Regular Inspection: Inspect the main brush every 1-2 weeks, or more frequently if you have pets or long hair in your home.
- Remove Tangled Hair/Debris: Use the cleaning tool provided with your robot vacuum (or a pair of scissors) to carefully cut and remove any hair, string, or debris tangled around the brush bristles and bearings.
- Wipe Clean: Wipe the main brush and its compartment with a dry or slightly damp cloth to remove dust and dirt. Ensure the brush is completely dry before reinserting it.
- Replacement Frequency: The main brush should be replaced every 6-12 months, depending on usage and environment, to maintain peak cleaning performance.
Troubleshooting
If you encounter issues after replacing the main brush, refer to the table below:
| Problem | Possible Cause | Solution |
|---|---|---|
| Main brush not spinning | Brush not installed correctly; Obstruction; Motor issue (less likely with new brush) | Re-install the brush, ensuring it clicks into place. Check for and remove any obstructions. |
| Unusual noise from brush area | Debris tangled in brush or bearings; Improper installation | Remove brush and clean thoroughly. Ensure proper re-installation. |
| Poor cleaning performance | Brush not clean; Brush not installed correctly; Other vacuum issues (e.g., full dustbin, clogged filter) | Clean the brush. Verify correct installation. Check other vacuum components like dustbin and filter. |
Specifications
| Attribute | Detail |
|---|---|
| Brand | GRASKY |
| Model Name | GDX-B11-28 |
| Color | Main Brush (Orange/Black) |
| Item Weight | 1.76 ounces (50 Grams) |
| Package Dimensions | 1.18 x 0.79 x 0.39 inches |
| Assembly Required | No (Replacement part) |
| Number of Pieces | 1 |
Warranty and Support
For information regarding warranty, returns, or technical support for your GRASKY Main Brush, please refer to the seller's policy on the platform where the purchase was made. For specific product inquiries or assistance with installation beyond this manual, please contact the seller directly.