Introduction
This manual provides essential instructions for the installation, maintenance, and general use of your EtliN Main Brush, Model 2269. This replacement brush is designed for compatibility with Conga 5090, 4090, and 5490 series robot vacuum cleaners. Please read this manual thoroughly before installation to ensure proper function and longevity of the product.
Safety Information
- Always turn off and unplug your robot vacuum cleaner before attempting any installation, removal, or maintenance of the main brush.
- Keep hands and fingers clear of moving parts during installation.
- Ensure the brush is installed correctly and securely before operating the vacuum cleaner.
- Do not use damaged brushes. Replace them immediately to prevent damage to your vacuum cleaner or flooring.
- This product is not a toy. Keep out of reach of children.
Package Contents
Verify that all items are present in your package:
- 1 x EtliN Main Brush (Model 2269)

Image: Front view of the EtliN Main Brush, showing its cylindrical shape and blue bristles with black stripes.
Setup and Installation
Follow these steps to replace the main brush in your compatible Conga robot vacuum cleaner:
- Prepare the Vacuum: Turn off your robot vacuum cleaner and place it upside down on a clean, flat surface.
- Locate Brush Cover: Identify the main brush cover, usually secured by latches or screws on the underside of the vacuum.
- Remove Cover: Open the latches or unscrew the screws to remove the main brush cover.
- Remove Old Brush: Carefully lift out the old main brush from its compartment. Note its orientation.
- Install New Brush: Insert the new EtliN Main Brush into the compartment. Ensure the ends of the brush align correctly with the slots or gears in the vacuum. The brush should fit snugly without force.
- Secure Cover: Replace the main brush cover and secure it with the latches or screws. Ensure it is firmly closed.
- Test: Flip the vacuum back over and turn it on to ensure the brush spins freely and the vacuum operates normally.

Image: The EtliN Main Brush, illustrating its length of 185mm. This dimension is crucial for ensuring compatibility with your robot vacuum's brush compartment.
Operating Instructions
Once the EtliN Main Brush is correctly installed, your robot vacuum cleaner can resume its normal cleaning operations. The brush is designed to effectively sweep debris into the vacuum's suction path.
- Ensure the brush is free from obstructions before each cleaning cycle.
- Regularly check the brush for tangled hair or fibers to maintain optimal cleaning performance.
Maintenance
Regular maintenance of the main brush is crucial for extending its lifespan and ensuring efficient cleaning performance of your robot vacuum.
- Frequency: It is recommended to inspect and clean the main brush at least once a week, or more frequently if your home has pets or high traffic.
- Removal: Turn off the vacuum and remove the main brush as described in the "Setup and Installation" section.
- Cleaning:
- Use a cleaning tool (often provided with robot vacuums) or scissors to carefully cut and remove any hair, string, or fibers tangled around the brush bristles and ends.
- Wipe the brush with a dry cloth to remove dust and debris. Avoid using water directly on the brush unless specifically instructed by your vacuum's manufacturer.
- Reinstallation: Reinstall the clean main brush into the vacuum, ensuring it is properly seated and the cover is secured.
- Replacement: The main brush is a consumable part. Replace it every 6-12 months, or sooner if you notice significant wear, damage, or a decrease in cleaning effectiveness.

Image: An angled view of the EtliN Main Brush, highlighting the texture of the bristles and the end caps. Regular inspection of these areas is important for maintenance.
Troubleshooting
If you encounter issues after installing the EtliN Main Brush, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Brush not spinning or making unusual noise. | Tangled hair/debris, incorrect installation, damaged brush. | Turn off vacuum, remove and clean the brush. Ensure it's installed correctly. If damaged, replace the brush. |
| Reduced cleaning performance. | Worn bristles, tangled debris, brush not making proper contact. | Clean the brush thoroughly. Check for wear and consider replacement if bristles are significantly worn. Ensure the brush is seated correctly. |
| Vacuum error message related to main brush. | Obstruction, sensor issue, brush motor problem. | Clean the brush and its compartment. Restart the vacuum. If the issue persists, consult your robot vacuum's original manual or manufacturer support. |
Specifications
- Brand: EtliN
- Model Number: 2269
- Compatibility: Conga 5090, 4090, 5490 Robot Vacuum Cleaners
- Item Weight: 1.76 ounces (approximately 50 grams)
- Package Dimensions: 1.18 x 0.79 x 0.39 inches (approximately 3 x 2 x 1 cm)
- Number of Pieces: 1
- Assembly Required: No (for the brush itself, installation into vacuum required)
Warranty and Support
Information regarding specific warranty terms for the EtliN Main Brush is not provided in this manual. For warranty claims or technical support, please refer to the retailer or manufacturer's official website where the product was purchased. Keep your purchase receipt as proof of purchase.
For support related to your Conga robot vacuum cleaner, please consult its original user manual or contact the Conga manufacturer directly.