Lefant N3 Robot Vacuum and Mop
Thank you for purchasing the Lefant N3 intelligent vacuum cleaner. We hope you are satisfied with it. For any issues during use, please contact our after-sales service center: support.eu@lefant.com. For more details, visit the official Lefant website: www.lefant.com. Due to continuous improvement, products in this document are based on the actual product, and the company reserves the right to update them.
Important Safety Instructions
When using an electrical appliance, basic precautions must be followed:
READ ALL INSTRUCTIONS BEFORE USING THE APPLIANCE
- This appliance can be used by children aged 8 years and above and by persons with reduced physical, sensory, or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved. Children shall not play with the appliance. Cleaning and user maintenance shall not be made by children without supervision.
- Clear the area to be cleaned. Remove power cords and small objects from the floor that could obstruct the appliance. Tuck carpet fringes under the rug and lift objects like curtains and tablecloths off the floor.
- If there is a possibility of the appliance falling in the area to be cleaned, such as due to steps, the appliance must be set up to detect the steps without falling. It may be necessary to place physical barriers on the edge to prevent the robot from falling. Ensure that the physical barrier does not pose a tripping hazard to people.
- Use the appliance only as described in this manual. Use only accessories recommended or sold by the manufacturer.
- Ensure that the power supply voltage matches that indicated on the charging dock.
- For INDOOR use only. Do not use the appliance outdoors or in commercial or industrial environments.
- Use only the original rechargeable batteries and charging dock supplied with the appliance. Non-rechargeable batteries are not permitted.
- Do not operate without the dustbin and filters installed.
- Do not use the appliance in an area with lit candles or fragile objects.
- Do not use in extremely hot or cold conditions (below -5°C or above 40°C).
- Keep hair, clothing, fingers, and all parts of the body away from openings and moving parts of the appliance.
- Do not use the appliance in a room where a baby or child is sleeping.
- Do not use the appliance on wet surfaces or with standing water.
- Do not let the appliance pick up large objects such as stones, large pieces of paper, or any object that could clog the appliance.
- Do not use the appliance to pick up flammable or combustible materials, such as gasoline, toner for printers or copiers, nor use it in areas where these may be present!
- Do not use the appliance to pick up hot or smoking materials, such as cigarettes, matches, hot ashes, or anything that could cause a fire.
- Do not insert any objects into the suction opening. Do not use the appliance if the suction opening is blocked. Keep the opening free of dust, lint, hair, or anything that may reduce airflow.
- Be careful not to damage the power cord. Do not pull or drag the appliance or the charging dock by the power cord, do not use the power cord as a handle, do not close a door on the power cord, and do not drag the power cord over sharp edges or corners. Do not run the appliance over the power cord. Keep the power cord away from heated surfaces.
- If the power cord is damaged, it must be replaced by the manufacturer or customer service to avoid risks.
- Do not use the charging dock if it is damaged. Do not attempt to repair the power adapter and do not use it if it is damaged or malfunctioning.
- Do not use the appliance with damaged plugs or power cords. Do not use the appliance or charging dock if it is not working properly, if it has been dropped, left outdoors, or come into contact with water. In these cases, repair by the manufacturer or customer service will be required to avoid risks.
- Turn off the appliance before cleaning or performing any maintenance.
- The power plug must be removed from the supply socket before cleaning or maintenance of the charging dock.
- Remove the appliance from the charging dock and turn the power switch to OFF before removing the battery for appliance disposal.
- The battery must be removed and disposed of according to current laws and regulations before the appliance is scrapped.
- Dispose of used batteries according to current laws and regulations.
- Do not incinerate the appliance, even if it is severely damaged. Batteries may explode and cause a fire.
- Unplug the charging dock from the power outlet if not in use for a prolonged period.
- The appliance must be used according to the instructions in this User Manual. Our company cannot be held responsible for any damage or injury caused by improper use.
- The robot contains batteries that can only be replaced by competent persons. To replace the robot's battery, contact customer service.
- If the robot is not used for a long time, turn it off for storage and unplug the charging dock.
WARNING: To recharge the battery, use only the removable power unit L1 provided with the appliance.
KEEP THESE INSTRUCTIONS
To comply with RF exposure requirements, it is advisable to maintain a distance of 20 cm or more between the device and people during appliance operation. To ensure compliance, operation at close distances is not recommended. The antenna used for this transmitter must not be co-located with any other antenna or transmitter.
- Isolated safety transformer ⚡
- Switching power adapter ?
- Indoor use only ?
- DC
- AC
- Removable power unit ?
Instructions for Correct Product Disposal
This symbol indicates that the product should not be disposed of with other household waste throughout the European Union. To prevent harm to the environment or human health from uncontrolled waste disposal, recycle responsibly to promote the sustainable reuse of material resources. To recycle your used appliance, use collection and return systems or contact the retailer where the product was purchased, who will be able to dispose of it correctly. Recycling symbol ♻️
1. Product Introduction
1.1 Component List
*The image in the manual is for reference only. The appearance will be subject to the actual manual.
- Robot
- Docking Station and Adapter
- Dustbin
- Water Tank and Mop
- Rotating Brush Module
- Side Brush
- HEPA Filter and Filter Sponge
- Cleaning Tool
- User Manual
1.2 Component Names
Front View
- dToF Laser Navigation Sensor
- Start/Pause Button
- Anti-collision Sensor
- Bumper
Side View
- ON/OFF Button (Green indicates ON, Red indicates OFF)
- Dustbin
- Water Tank
Bottom View
- Omni-directional Wheel
- Charging Electrode
- Side Brush
- Drive Wheel
Dustbin Module
- Pre-filter
- Filter Sponge
- Bin Latch
- HEPA Filter
Docking Station
- Adapter
- Indicator Light
- Charging Electrode
- Power Socket
Rotating Brush Module
- Water Inlet
- Water Tank
- Drive Wheel
2. Preparation
2.1 Assembly and Charging
- Remove the protective film from the robot and the docking station.
- Install the side brushes. [Click]
- Position the docking station / Connect to the electrical outlet.
- Please place the docking station in an open area.
- Connect to the electrical outlet and arrange the cables.
Clearance required: >0.5m (1.64') on sides, >1.5m (4.92') in front.
- Turn on the robot.
- Green indicates ON.
- Red indicates OFF.
Note: The product cannot be charged when it is turned off.
- Charging: Place the robot in the docking station and ensure the charging electrodes are aligned.
- A flashing button light indicates the robot is charging.
- A solid button light indicates the robot is fully charged.
2.2 Environment Preparation
Prepare the cleaning area:
- Tidy up items on the floor, such as cables and slippers, to ensure the robot operates smoothly.
- If your carpet has fringes, tuck them underneath the carpet before starting. ⚠️
- Do not use the robot on wet floors, such as bathroom floors. ❌
- The robot can climb objects less than 15mm in height. To prevent this, please remove such objects before cleaning. ⚠️
3. Using the Product
3.1 Button Operations
- Single Press: Start/Pause
- Double Press: Auto-return and Charge
- Press and hold for 3 seconds: Enter Wi-Fi Pairing Mode
Robot Status Indicators
Robot Status | Indicator Light Status | Rear Light Status |
---|---|---|
On/Powered On | White light on ⚪ (On) | Light on |
Cleaning | White light flashing ⚪ (Flashing) | Light on |
Charging | White light on ⚪ (On) | Light off |
Returning to Charge (Battery > 15%) | White light on ⚪ (On) | Light on |
Returning to Charge (Battery < 15%) | Red light on ? (On) | Light on |
Mapping | White light on ⚪ (On) | Light on |
Searching | White light flashing ⚪ (Flashing) | White light flashing ⚪ (Flashing) |
Enter Wi-Fi Pairing Mode | White light flashing ⚪ (Flashing) | White light flashing ⚪ (Flashing) |
Error | Red light on/flashing ? (On/Flashing) | Light off |
3.2 Washing Function
- Press the buttons on both sides of the water tank to remove it.
- Open the tank lid and add an appropriate amount of water (recommend distilled or demineralized water for longer tank life).
- Close the lid.
- Insert the mop into the tank.
- Press the buttons on the sides of the module and insert it into the rear slot of the robot.
- Start cleaning.
Helpful Tips:
- Do not use the washing function on carpets and rugs.
- Empty the water tank immediately after washing.
- When mopping, please fold carpet edges to avoid contaminating the mop.
3.3 App Download and Configuration
Download and install the "Lefant" app.
- Method I: Scan the QR code below, then download and install the app as required.
- Method II: Search for "Lefant" in the App Store or Google Play, download, and install it.
Note: The robot only works with 2.4 GHz Wi-Fi networks.
Tips:
- Follow the guide in the Lefant app to register, log in, and pair the robot.
- Ensure your mobile phone is connected to Wi-Fi before pairing the robot vacuum.
3.4 Maintenance Frequency
To maintain the product's peak performance, it is recommended to perform maintenance on accessories with the following frequency:
Accessory | Maintenance Frequency | Replacement Frequency |
---|---|---|
Disposable Antibacterial Mop | After each use | / |
Mop | After each use | After 50 washes |
Water Tank | After each use | / |
Side Brush | Every two weeks | Every 3-6 months |
Rotating Brush | Every week | Every 6-12 months |
HEPA Filter | Every week | Every 3-6 months |
dToF Laser Navigation Sensor | Every week | / |
Anti-collision Sensor | ||
Omni-directional Wheel | ||
Drop Sensor | ||
Bumper | ||
Charging Electrode on Robot | Every week | / |
Charging Electrode on Docking Station |
Reminder: If you need to purchase various accessories, please visit the official flagship store on the online shopping platform and consult customer service for purchase.
3.5 Maintenance
During cleaning and maintenance of the robot and accessories, please turn off the appliance.
- Press and hold the dustbin button to remove it.
- Open the bin latch and discard the contents into the trash.
- Remove the filter module.
- Clean the pre-filter.
- Clean the HEPA filter. Note: Do not wash the HEPA filter with water; gently tap it to remove dust.
- Clean the dustbin.
3.5 Maintenance (Continued)
During cleaning and maintenance of the robot and accessories, please turn off the appliance.
- Press the buttons on both sides of the water tank to remove it. Remove the mop, wash it with water, and place it in the sun to dry. If using a disposable mop, you can discard it after use.
- Empty the water tank after washing is completed.
3.5 Maintenance (Continued)
During cleaning and maintenance of the robot and accessories, please turn off the appliance.
- Clean the anti-fall sensor to ensure its sensitivity.
- Clean the omni-directional wheel to prevent tangles.
- Clean the charging electrode to ensure proper charging.
- Clean the drive wheel to ensure smooth cleaning.
- Clean the side brushes to prevent hair tangles.
- Clean the rotating brush to maintain cleaning effectiveness.
- Clean the charging electrode on the docking station to ensure proper charging.
*During cleaning and maintenance of the robot and accessories, please turn off the appliance.
4. Common Problems / Troubleshooting
During product use, if you encounter the following problems, you can resolve them independently.
Problem | Possible Cause | Solution |
---|---|---|
Reduced cleaning capacity or dust falling | The cleaning module is clogged | Regular replacement of consumables, such as HEPA filter, pre-filter, side brushes, etc., is recommended. |
Dust on sensors or other components | Please refer to the "Maintenance" chapter to clean the appliance. | |
Unable to connect to App | Incorrect Wi-Fi username or password | Enter the correct Wi-Fi username and password. |
The robot receives a weak Wi-Fi signal or is in an unstable network environment. | Ensure the robot receives a good Wi-Fi signal. | |
When the network is connected, the robot does not enter network configuration mode. | Press and hold the "Start/Pause" button for 3 seconds to enter network configuration mode. For details, refer to the "Download App and Network Configuration" chapter of the manual. | |
2.4 G network is not in use | You need to switch to a 2.4 G or 2.4G/5G network. For details, please refer to the "Download App and Network Configuration" section of the manual. | |
Unable to return and charge | The docking station is not positioned correctly | Please position the docking station in a flat and open area. |
The docking station is powered off or has been manually moved. | Check if the docking station is connected to the electrical outlet. When the robot is in operation, please do not move it. | |
The environment is complex. | Before using the robot, please reorganize the environment as indicated in the "Environment Preparation" chapter of this manual. | |
The robot did not start cleaning from the docking station. | Please start cleaning from the docking station. | |
Unable to charge | The plug is not inserted correctly. | Verify that both ends of the power cord are correctly inserted and functioning. |
The charging electrodes on the docking station and robot are not making contact. | Ensure that the charging electrodes on the docking station and robot are in full contact; please also clean them regularly. | |
Batteries have deteriorated due to long disuse. | Constant use of the product is recommended. If unused for a prolonged period, please charge it fully once a month. Please contact after-sales service if the battery has issues. |
If you cannot resolve the operational problems indicated in the table, please contact after-sales service.
5. Technical Parameters
Product Model | N3 | ||
Rated Input | 20V ⎓ 1.5A, 30W | ||
Docking Station Model | C3 | ||
Input | 20V ⎓ | Output | 1.5A |
Power Adapter Model | AD-0302000150EU | ||
Rated Input of Power Adapter | 100-240V~ 50-60Hz 0.8A | ||
Output of Power Adapter | DC 20V, 1.5A, CLASS II |
Note: As the product requires continuous improvement, the actual product will prevail. Our company reserves the right to update the product.