Introduction
This manual provides detailed instructions for the installation, maintenance, and troubleshooting of the original Lydsto G2 G2D ym-g2-b03 main brush motor with shell accessories. This component is a crucial spare part designed to restore or enhance the cleaning performance of your Lydsto G2 or G2D robotic vacuum cleaner. Please read this manual carefully before proceeding with any installation or maintenance to ensure safe and effective use.
Safety Information
- Always disconnect the vacuum cleaner from its power source and turn it off before attempting any installation, removal, or maintenance.
- Use only original Lydsto replacement parts to ensure compatibility and optimal performance.
- If you are unsure about any step, consult a qualified technician or Lydsto customer support.
- Keep small parts away from children.
Package Contents
Your package should contain the following:
- 1 x Lydsto G2 G2D Main Brush Motor with Shell Assembly

Installation Guide
Follow these steps to replace the main brush motor assembly in your Lydsto G2 or G2D vacuum cleaner:
- Prepare the Vacuum Cleaner: Turn off your Lydsto G2/G2D vacuum cleaner and disconnect it from its charging base or power adapter. Place it on a clean, flat surface with the underside facing up.
- Locate the Main Brush Cover: Identify the main brush cover on the underside of the vacuum cleaner. This is typically secured by latches or screws.
- Remove the Main Brush Cover: Open the latches or unscrew the retaining screws to remove the main brush cover. Carefully lift it away.
- Remove the Old Main Brush: Take out the main brush itself. It usually slides out or can be lifted from its housing.
- Access the Motor Assembly: The main brush motor assembly is located within the brush compartment. It may be secured by additional screws or clips. Carefully disconnect any wiring harnesses attached to the motor.
- Remove the Old Motor Assembly: Unscrew or unclip the old motor assembly and gently remove it from the vacuum cleaner chassis.
- Install the New Motor Assembly: Place the new Lydsto G2 G2D main brush motor assembly into the designated slot. Ensure it fits securely.
- Connect Wiring: Reconnect the wiring harness to the new motor assembly. Ensure the connection is firm and correct.
- Reinstall the Main Brush: Slide the main brush back into its position.
- Replace the Main Brush Cover: Secure the main brush cover by closing the latches or tightening the screws.
- Test the Vacuum Cleaner: Turn on your Lydsto G2/G2D vacuum cleaner and perform a test run to ensure the new main brush motor assembly functions correctly. Listen for any unusual noises.



Operating Principle
The main brush motor is responsible for rotating the main brush of your Lydsto G2/G2D vacuum cleaner. This rotation is critical for effectively sweeping dirt, dust, and debris from various floor surfaces into the vacuum's suction path. A properly functioning main brush motor ensures consistent and powerful brush rotation, leading to optimal cleaning performance.
Maintenance
To prolong the life of your main brush motor assembly and maintain optimal cleaning performance, consider the following maintenance tips:
- Regular Brush Cleaning: Periodically remove the main brush and clean any tangled hair or debris from it and its bearings. Excessive tangles can put strain on the motor.
- Inspect for Wear: Visually inspect the motor assembly and its components for any signs of wear, damage, or loose connections.
- Keep Area Clear: Ensure the area around the main brush is free from obstructions that could impede its rotation or damage the motor.
Troubleshooting
If you encounter issues after installing the new main brush motor assembly, consider these troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| Main brush not spinning |
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| Unusual noise from brush area |
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| Reduced cleaning performance |
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Specifications
| Attribute | Detail |
|---|---|
| Brand Name | Lydsto |
| Model Number | Lydsto G2 G2D ym-g2-b03 |
| Type | Vacuum Cleaner Parts |
| Material | Plastic |
| High-concerned chemical | None |
| Origin | Mainland China |
| Package Dimensions (approx.) | 10 cm (Length) x 10 cm (Width) x 10 cm (Height) |
| Package Weight (approx.) | 0.2 kg |
Warranty and Support
For warranty information, technical support, or to purchase additional spare parts, please contact your original retailer or the official Lydsto customer service. Keep your purchase receipt as proof of purchase.





