Introduction
Thank you for choosing the EVERCROSS BOT U8 Robotic Pool Cleaner. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your device. Please read it thoroughly before first use and retain it for future reference.
Safety Information
- Always ensure the robot is fully charged before placing it in the pool.
- Do not operate the robot if the charger or power cable is damaged.
- Keep children and pets away from the pool area during operation.
- Only use the provided charger and accessories.
- Do not attempt to repair the robot yourself. Contact customer support for assistance.
- Ensure the robot is completely dry before charging.
Package Contents
Verify that all items are present in the package:
- EVERCROSS BOT U8 Robotic Pool Cleaner
- Charging Adapter
- Recovery Hook
- User Manual
Setup
1. Initial Charging
Before first use, fully charge the robot. The charging process typically takes 4 to 5 hours. Connect the charging adapter to the robot and a power outlet. The indicator light will show charging status.

Image: The U8 robot connected to its charger, illustrating the fast charging capability and long battery life. It highlights 110W power and 4-5 hours charging time.
2. App Connection (Optional)
To control the robot via the app:
- Plug in the charger and turn on the device.
- Within 10 seconds of powering on, press and hold the power button for 3 seconds. A beep and synchronized LED flashing will confirm activation.
- Open the app on your smartphone and add the device.

Image: The U8 robot next to a smartphone displaying the control app interface, showing options for cleaning duration, Bluetooth connection status, operation status, and battery percentage.
3. Placement in Pool
Gently lower the robot into the pool. Ensure it is fully submerged before starting operation. The U8 is suitable for above-ground and in-ground pools with PVC, tile, vinyl, or coated surfaces. It is not suitable for round or oval pools.

Image: The U8 robotic pool cleaner submerged in a pool, demonstrating its intense cleaning power for surfaces up to 200 m² and its compatibility with various pool types, excluding circular or oval shapes.
Operating Instructions
1. Power On/Off
Press the power button on the robot to turn it on. The robot will begin its cleaning cycle according to the selected mode. To turn off, press the power button again or retrieve the robot from the pool.

Image: A person interacting with the U8 robot, demonstrating the simple steps to use: press the start/stop button, select a mode, place in the pool, and turn off/dry after use.
2. Cleaning Modes
The U8 offers four cleaning modes:
- Floor Only Mode: Cleans only the bottom surface of the pool.
- Wall Only Mode: Focuses on cleaning the pool walls.
- Waterline Only Mode: Specifically cleans the waterline area.
- Automatic Mode: Combines floor, wall, and waterline cleaning for a comprehensive clean.
You can select these modes directly on the robot or via the smartphone app.

Image: A visual representation of the four cleaning modes: Automatic (floor, wall, waterline), Waterline, Wall, and Floor, illustrating the robot's versatile cleaning capabilities.

Image: The U8 robot shown cleaning the pool walls, waterline, and floor, highlighting its intelligent, cordless design and crawler movement for comprehensive coverage.
3. App Control Features
The app allows you to:
- Configure the 4 cleaning modes remotely.
- Program the duration of each cleaning session.
- Monitor the remaining battery in real-time.
- View the current cycle duration.
- Track the robot's movement and operating status.
4. Automatic Parking
When the battery is low, the U8 robot will automatically return to the edge of the pool for easy retrieval.

Image: The white robotic pool cleaner shown underwater, approaching the pool edge, illustrating its automatic parking feature when the battery is low.
Maintenance
1. Filter Cleaning
The U8 is equipped with a 180 µm precision filter and a 6L debris bin. After each cleaning cycle, or as needed, remove and clean the filter to ensure optimal performance. Rinse the filter thoroughly with water to remove trapped debris such as dust, sand, small leaves, and hair.

Image: An exploded view of the U8's superfine filter system, showing how it captures leaves, hair, sand, and dust with its 180µm filter and 6L debris bin.
2. General Cleaning and Storage
After use, rinse the exterior of the robot with fresh water. Ensure all components are dry before storing. Store the robot in a cool, dry place away from direct sunlight and extreme temperatures.

Image: A person easily retrieving the U8 robot from the pool, highlighting its automatic docking feature when the battery is low and its compact size (43x40x21.5 cm, 12 kg).
Troubleshooting
App Connection Issues
If the application does not connect:
- Ensure the charger is plugged in and the device is powered on.
- Within 10 seconds after powering on, press and hold the power button for 3 seconds. A beep and synchronized LED flashing will confirm activation.
- Reopen the application and attempt to add the device again.
Robot Not Cleaning Effectively
- Check if the filter is clogged and clean it as described in the Maintenance section.
- Ensure the battery is fully charged before operation.
- Verify that the correct cleaning mode is selected for your pool's needs.
- Inspect the brushes for any obstructions or wear.
Specifications
| Feature | Specification |
|---|---|
| Brand | EVERCROSS BOT |
| Model Name | U8 |
| Material | Plastic |
| Color | White |
| Power Source | Battery Powered |
| Item Weight | 12 Kilograms |
| Control Method | Push Button |
| Battery Capacity | 5100 mAh Lithium |
| Number of Batteries | 1 (Included) |
| Charging Time | 4-5 hours |
| Run Time | Up to 120 minutes |
| Debris Bin Capacity | 6 Liters |
| Filter Precision | 180 µm |
| Max Working Depth | 5 meters |
| Max Cleaning Area | 200 m² |
| Waterproof Rating | IPX8 |
| Dimensions (L*W*H) | 43 x 40 x 21.5 cm |
Warranty and Support
Warranty Information
The EVERCROSS BOT U8 Robotic Pool Cleaner comes with a limited 1-year warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. It does not cover damage caused by misuse, accidents, unauthorized repairs, or normal wear and tear.
Customer Support
For technical assistance, warranty claims, or any questions regarding your EVERCROSS BOT U8, please contact our customer support team. Refer to the product packaging or our official website for contact details.

