1. Product Overview
The F403 Robot Vacuum Cleaner is a smart, remote-controlled appliance designed to simplify your home cleaning routine. It combines sweeping, vacuuming, and mopping functions to effectively clean various floor types, including wood, ceramic tile, marble, and carpet. Its intelligent navigation and obstacle avoidance ensure thorough coverage without constant supervision.

Figure 1: F403 Robot Vacuum Cleaner
Video 1: F403 Robot Vacuum Cleaner in action, demonstrating smart dust collection, remote control, strong suction, obstacle avoidance, cleaning modes, wet mopping, and automatic recharge.
2. Specifications
| Feature | Specification |
|---|---|
| Model | JK-F403 |
| Product Name | Robot Vacuum Cleaner |
| Input Voltage | 100-240V |
| Rated Power | 7.4V / 20W |
| Battery Capacity | 2000mAh |
| Motor Type | Brushless Motor |
| Working Time | 90-120 Minutes |
| Charging Time | 4-5 Hours |
| Suction Power | 1500Pa |
| Dust Box Capacity | 430ML (<0.5 L) |
| Product Dimensions (D x H) | 315mm x 75mm |
| Material | ABS |
| Certification | CE, RoHS |
| Noise Level | 65dB |
| Navigation Mode | Gyroscope |
| Function | Wet And Dry |
| Operating Language | English |
| Application | Household |
| Power Source | Battery |
| App-Controlled | No |
| Filter Type | HEPA |
| Feature | Auto-recharge |

Figure 2: Product Dimensions (Diameter 320mm, Height 79mm)
3. Setup
3.1 Unpacking
Carefully remove all components from the packaging. Ensure all parts listed in the product manual (not provided here) are present.
3.2 Charging Dock Placement
Place the charging dock against a wall in an open area, ensuring there are no obstacles within 1 meter to the sides and 2 meters in front of the dock. This allows the robot to easily locate and return to the charging station for automatic recharging.

Figure 3: Robot Vacuum Cleaner and Charging Dock
3.3 Initial Charge
Before first use, fully charge the robot. Connect the charging dock to a power outlet. Place the robot onto the charging dock. The robot will automatically begin charging. A full charge typically takes 4-5 hours.

Figure 4: Automatic Docking and Recharging
4. Operating Instructions
4.1 Power On/Off
Press the power button on the robot or the remote control to turn the unit on or off.
4.2 Cleaning Modes
The F403 offers multiple cleaning modes to suit different needs. Use the remote control to select your desired mode:
- Smart Cleaning Mode: The robot intelligently navigates to clean different areas.
- Spot Cleaning Mode: Focuses on a specific dirty area for intensive cleaning.
- Zigzag Cleaning Mode: Cleans in a systematic zigzag pattern to avoid missed spots.
- Wall Cleaning Mode: Cleans along walls and edges.
- Free Cleaning Mode: Cleans randomly, suitable for general maintenance.

Figure 5: Cleaning Modes
4.3 Remote Control Operation
The robot can be fully controlled using the provided remote. This allows you to start/stop cleaning, select cleaning modes, and direct the robot manually. The remote also features a button for automatic recharge, sending the robot back to its charging dock.

Figure 6: Remote Control Operation
4.4 Automatic Recharging
The F403 is equipped with an auto-recharge feature. When the battery is low or a cleaning cycle is complete, the robot will automatically return to its charging dock. Ensure the charging dock is properly positioned and powered on for this feature to work effectively.
5. Maintenance
Regular maintenance ensures the longevity and optimal performance of your robot vacuum cleaner.
5.1 Cleaning the Dust Box and Filter
The dust box and HEPA filter should be cleaned regularly. The design allows for simple disassembly and easy cleaning. Remove the dust box, empty its contents, and rinse the filter under running water. Ensure the filter is completely dry before reinserting it into the robot.
5.2 Cleaning the Wet Mops
If using the mopping function, remove and clean the wet mop pads after each use. This prevents the buildup of dirt and ensures effective mopping.
5.3 Cleaning Side Brushes and Vacuum Mouth
Periodically check and clean the side brushes and the main vacuum mouth to remove tangled hair or debris that may hinder performance. The 6-beam double side sweeps are designed for high density cleaning and to reduce hair entanglement.

Figure 7: Underside with Brushes and Vacuum Mouth
6. Troubleshooting
If you encounter issues with your F403 Robot Vacuum Cleaner, please refer to the following common solutions:
- Robot not charging: Ensure the charging dock is plugged in and the robot is correctly aligned with the charging contacts. Check for any debris obstructing the contacts.
- Robot not starting: Verify the robot is fully charged. Press the power button firmly.
- Reduced suction power: Clean the dust box and filter. Check the vacuum mouth and side brushes for blockages or tangled hair.
- Robot getting stuck frequently: Clear obstacles from the cleaning path. The robot features smart anti-collision and obstacle avoidance, but excessive clutter can still cause issues.
- Remote control not working: Check the batteries in the remote control. Ensure there are no obstructions between the remote and the robot.
7. User Tips
Maximize your cleaning experience with these helpful tips:
- For best results, run the robot regularly to prevent heavy dirt accumulation.
- Pre-clear small items, cables, and loose rugs from the floor before cleaning to prevent the robot from getting stuck or damaging items.
- Utilize the different cleaning modes for specific needs; for example, use Spot Cleaning for spills and Zigzag for general room coverage.
- Keep the charging dock in an easily accessible location for the robot to ensure reliable automatic recharging.
- Regularly check and clean all brushes and filters to maintain strong suction and efficient cleaning.
8. Warranty and Support
8.1 Warranty Information
No explicit warranty information is provided for this product. Please refer to your purchase documentation or contact the seller for details regarding any applicable warranty.
8.2 After-Sales Service
Free spare parts are provided as part of the after-sales service. For further assistance or inquiries, you may contact the manufacturer directly:
- WhatsApp: +86 13574195048
- Email: 582553559@qq.com
The manufacturer, Zhongshan Jexy Electric Appliance Co., Ltd., has over 8 years of experience in vacuum cleaner manufacturing and provides production and sales services.





