DREAME L20 Ultra - Vacuum Cleaner

L20 Ultra - Vacuum Cleaner DREAME - Free user manual and instructions

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USER MANUAL L20 Ultra DREAME

Robot Vacuum and Mop with Auto-Empty and Mop Self-Cleaning User Manual

DREAME L20 Ultra - 1

natural_image Line drawing of a rectangular electronic device with a circular base and top panel, no text or symbols present.

The illustrations in this manual are for reference only. Please refer to the actual product.

DREAME

Contents

EN User Manual
DE Benutzerhandbuch 30
FR Manuel d'utilisation 60
IT Manuale utente 89
ES Manual de usuario 118
RU Руководство пользователя 147
PL Instrukcja obsługi 178
NL Gebruikershandleiding 208
NO Brukerhåndbok 237
SV Användarmanual 266

Safety Information

EN

To avoid electric shock, fire or injury caused by improper use of the appliance, please read the user manual carefully before using the appliance and keep it for future reference.

Usage Restrictions

This product should not be used by children younger than 8 years old nor persons with physical, sensory, intellectual deficiencies, or limited experience or knowledge without the supervision of a parent or guardian to ensure safe operation and to avoid any risks. Cleaning and maintenance shall not be performed by children without supervision.

The appliance is only to be used with the power supply unit provided with the appliance.

· This appliance contains batteries that are only replaceable by skilled persons.

Clear the area to be cleaned. Children shall not play with the appliance. Ensure children and pets are kept at a safe distance from the robot while it is operating.

Do not install, charge or use the appliance in the bathrooms or around the pools.

This product is for floor cleaning in a home environment only. Do not use it outdoors, on non-floor surfaces, or in a commercial or industrial setting.

- Ensure that the appliance operates correctly in a proper environment. Otherwise, do not use the appliance.

If the power cord is damaged, it must be replaced by a special cord or assembly available from the manufacturer or its service agent.

Do not use the robot in an area suspended above ground level without a protective barrier.

DREAME L20 Ultra - Usage Restrictions - 1

Safety Information

Usage Restrictions

Do not place the robot upside down. Do not use the LDS cover, robot cover, or bumper as a handle for the robot.

Do not use the robot at an ambient temperature above 40^ C or below 0^ C or on a floor with liquids or sticky substances.

To prevent damage or harm from dragging, clear any loose objects from the floor, and remove cables or power cords on the cleaning path before operating the appliance.

- Remove fragile or small items from the floor to prevent the robot from bumping into and damaging them.

- Keep hair, fingers, and other body parts away from the suction opening of the robots.

- Keep the cleaning tool out of reach of children.

Do not operate the appliance in a room where an infant or child is sleeping.

Do not place children, pets, or any item on top of the robot regardless of whether it is stationary or moving.

- Keep the cleaning solution out of reach of children.

· Use only the officially-approved detergent. Do not add any liquid such as alcohol or disinfectant.

Do not use the robot to clean any burning objects. Do not use the robot to pick up flammable or combustible liquids, corrosive gases, or undiluted acids or solvents.

Safety Information

EN

Usage Restrictions

Do not vacuum hard or sharp objects. Do not use the appliance to pick up objects such as stones, large pieces of paper or any item that may clog the appliance.

- Plug must be removed from the socket-outlet before cleaning or maintaining the appliance.

Do not wipe the robot or the base station with a wet cloth or rinse them with any liquid. After cleaning washable parts, fully dry the parts before reinstalling and using them.

Please use this product in accordance with the instructions in the User Manual. Users are responsible for any loss or damage that arise from improper use of this product.

Batteries and Charging

Do not use any third-party battery or base station. The robot can only be used with the model RCXE2-1 base station.

Do not attempt to disassemble, repair, or modify the battery or the base station on your own.

Do not place the base station near a heat source.

Do not use a wet cloth or wet hands to wipe or clean the base station's charging contacts.

Do not improperly dispose of old batteries. Unneeded batteries should be discarded at an appropriate recycling facility.

If the power cord becomes damaged or broken, stop using it immediately and contact after-sales service.

EN

Safety Information

Batteries and Charging

  • Make sure the robot is turned off when being transported and kept in its original packaging if possible.
    If the robot will not be used for an extended period of time, fully charge it, then turn it off and store it in a cool, dry place. Recharge the robot at least once every 3 months to avoid over-discharging the battery.

Laser Safety Information

The laser sensor in this product meets the IEC 60825-1:2014/EN 60825-1:2014/A11:2021 Standard for Class 1 laser products. Please avoid direct eye contact with it during use.

CLASS 1 LASER PRODUCT CONSUMER LASER PRODUCT EN 50689:2021

Hereby, Dreame Trading(Tianjin)Co., Ltd. declares that the radio equipment type RLX41CE-1 is in compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at the following internet address: https://global.dreametech.com For detailed e-manual, please go to https://global.dreametech.com/pages/user-manuals-and-faqs

Product Overview

EN

Package Contents (DreameBot L20 Ultra)

DREAME L20 Ultra - Product Overview - 1
Robot

DREAME L20 Ultra - Product Overview - 2
Base Station

DREAME L20 Ultra - Product Overview - 3
Base Station Ramp Extension Plate

Other Accessories

DREAME L20 Ultra - Product Overview - 4

DREAME L20 Ultra - Product Overview - 5
Side Brush Power Cord Cleaning Tool

DREAME L20 Ultra - Product Overview - 6
(Stored in the base station storage bin)

DREAME L20 Ultra - Product Overview - 7
Dust Bag × 2 (Stored in the dust tank)

DREAME L20 Ultra - Product Overview - 8
Main Brush (pre-installed)

DREAME L20 Ultra - Product Overview - 9
Mop Pad × 2 (pre-installed)

DREAME L20 Ultra - Product Overview - 10
Mop Pad Holder × 2

DREAME L20 Ultra - Product Overview - 11
Cleaning Solution

DREAME L20 Ultra - Product Overview - 12
User Manual Dust Box's Filter (pre-installed)

DREAME L20 Ultra - Product Overview - 13

EN

Product Overview

Package Contents (DreameBot L20 Ultra Complete)

DREAME L20 Ultra - Product Overview - 1
Robot

DREAME L20 Ultra - Product Overview - 2

natural_image Pure architectural line drawing of a building facade with vertical slats and a central structure (no text or symbols)

Base Station

DREAME L20 Ultra - Product Overview - 3
Base Station Ramp Extension Plate

Other Accessories

DREAME L20 Ultra - Product Overview - 4

DREAME L20 Ultra - Product Overview - 5
Side Brush × 3 Power Cord Cleaning Tool

DREAME L20 Ultra - Product Overview - 6
Mop Pad × 14 (× 2 pre-installed)

DREAME L20 Ultra - Product Overview - 7
Mop Pad Holder × 2

DREAME L20 Ultra - Product Overview - 8
(Stored in the base station storage bin)

DREAME L20 Ultra - Product Overview - 9
Dust Bag × 5 (× 2 stored in the dust tank)

DREAME L20 Ultra - Product Overview - 10
Main Brush × 2 (× 1 pre-installed)

DREAME L20 Ultra - Product Overview - 11
Cleaning Solution × 4 User Manual

DREAME L20 Ultra - Product Overview - 12

DREAME L20 Ultra - Product Overview - 13
Dust Box's Filter × 4 (×1 pre-installed)

Product Overview

EN

Robot

DREAME L20 Ultra - Product Overview - 1

text_image Spot Cleaning Button • Press to start spot cleaning Power / Clean Button • Press and hold for 3 seconds to turn on or off • Press to start cleaning after the robot is turned on Dock Button • Press to send the robot back to the base station • Press and hold for 3 seconds to disable Child Lock Status Indicator • Solid White: Cleaning or cleanup completed • Blinking Orange: Error • Solid Orange: Awaiting at low battery or paused at low battery

Note: Press any button on the robot to pause while the robot is cleaning or returning to charge.

Product Overview

Robot and Sensors
DREAME L20 Ultra - Product Overview - 1

text_image LDS Cover Laser Distance Sensor (LDS) Bumper AI Visual Sensor Camera Indicator (The camera indicator will light up when the camera is activated) LED Fill Lights Line Laser Sensors

DREAME L20 Ultra - Product Overview - 2

text_image Cliff Sensors Carpet Sensor Side Brush Main Brush Main Wheel MopExtend Assembly Omnidirectional Wheel Brush Guard Main Wheel Brush Guard Clips Mop Pad Holder Mounting Holes

DREAME L20 Ultra - Product Overview - 3

text_image Cover Charging Contacts Auto-empty Vent Reset Button Press and hold for 3 seconds to restore to factory settings Wi-Fi Indicator Dust Box Edge Sensor Automatic Water Refilling Inlet Mop Assembly

Dust Box

DREAME L20 Ultra - Product Overview - 4

text_image Dust Box Clip Auto-empty Vent Filter Dust Box Cover Dust Box Cover Clip Filter Clip

Mop Assembly
DREAME L20 Ultra - Product Overview - 5

text_image Mop Pad Attachment Area Mop Pad Holder Mop Pad

Product Overview

EN

Base Station

DREAME L20 Ultra - Product Overview - 1

text_image Upper Cover Cover of Base Station Storage Bin Dust Tank Cover Washboard Ramp Extension Plate

DREAME L20 Ultra - Product Overview - 2

Base Station Buttons

Leave Button

When the robot is on the base station, press to exit the base station

Clean Button

- When the robot is on the base station, press to start cleaning - When the mop pad washing task is in process, press to pause

Drying Button

When the robot is on the base station, press to make the base station start or stop drying the mop pads

Status Indicator

- Solid White: The base station is connected to power - Solid Orange: The base station has an error

Child Lock

When the robot is on the base station, press and hold 🔒 and ⚡ for 3 seconds to enable or disable the child lock. You can also use the app to control the child lock function.

Clean the Washboard

After the robot exits the base station, press and hold the button ☐ for 3 seconds to add water from the base station to the washboard, and then press and hold the button ☐ for 3 seconds to pump out the used water in the washboard.

Product Overview

Base Station
DREAME L20 Ultra - Product Overview - 1
Note: The water hookup kit for auto refilling and draining needs to be purchased separately. (Only available in specific regions)

Preparing Your Home

EN

DREAME L20 Ultra - Preparing Your Home - 1

natural_image Illustration of a vacuum cleaner with icons for teddy bear, fan, mouse, and red X mark (no text or symbols)

Before cleaning, please move away unstable, fragile, valuable or dangerous items, and clean up cables, cloths, toys, hard objects and sharp objects on the ground to avoid being entangled, scratched or knocked over by the robot and causing losses.

DREAME L20 Ultra - Preparing Your Home - 2

natural_image Illustration showing a balcony railing and a sofa with circular objects, both marked with blue checkmarks (no text or symbols)

Before cleaning, place a physical barrier at the edge of the stairs and sofa to ensure the secure and smooth operations of the robot.

DREAME L20 Ultra - Preparing Your Home - 3

natural_image Line drawing of a simple dining room with a desk, chair, fan, and door (no text or symbols)

Open the door of the room to be cleaned, and put the furniture in its proper place to leave more space.

DREAME L20 Ultra - Preparing Your Home - 4

natural_image Interior hallway with a person standing at the entrance and a red X mark on the floor (no text or symbols)

To prevent the robot from not recognizing areas that need to be cleaned, do not stand in front of the robot, or in a threshold, hallway, or narrow places.

Note:

  • When operating the robot for the first time, follow it around while cleaning to remove any potential obstacles in time.
  • LED fill lights will provide auxiliary lighting in dimly lit environments.
  • Do not vacuum hard objects like stones, steel balls and toy parts, or sharp objects like construction waste, broken glass and nails, otherwise the ground may be scratched.

EN

Before Use

1. Connect to an Electrical Outlet

Insert the power cord into the base station and plug it into the socket.

Place the base station in a location that is as open as possible with a good Wi-Fi signal.

DREAME L20 Ultra - Connect to an Electrical Outlet - 1

text_image Firmly insert the power cord until the base station's status indicator is solid white I: ON O: OFF

2. Place the Base Station and Install the Base Station Ramp Extension Plate

Remove any objects that are closer than 1.5m from the front and 5cm from either side of the base station. Then install the base station ramp extension plate down to the base station.

DREAME L20 Ultra - Place the Base Station and Install the Base Station Ramp Extension Plate - 1

text_image >5 cm >1.5 m >5 cm SP

Note: To prevent water stains from wetting wood floors or carpets, placing the base station on tile floors or marble floors is recommended.

3. Remove the Protections

Remove the two stickers on front and back of the robot, then take down the robot cover to remove the protective strip.

DREAME L20 Ultra - Remove the Protections - 1

text_image Diagram illustrating the step-by-step installation of a robotic vacuum cleaner, showing component positioning and assembly.

4. Turn on the Robot and Install the Side Brush and Mop Assembly

Press and hold the power button on the robot for 3 seconds to turn it on. Install the side brush and mop assembly into place.

DREAME L20 Ultra - Turn on the Robot and Install the Side Brush and Mop Assembly - 1

text_image Side Brush Clip Click 3s Mop Pad Holder Mounting Holes Side Brush Mop Assembly

Note: Install the side brush until it clicks into place.

Before Use

5. Connect the Robot to the Base Station

Place the robot onto the base station with the mop assembly facing toward the washboard. Then you will hear a voice prompt when the robot successfully connects to the base station.

DREAME L20 Ultra - Connect the Robot to the Base Station - 1

natural_image Line drawing of hands operating a circular device next to a server rack with a power outlet (no text or symbols)

Note: It is recommended to fully charge the robot before its first use. When the robot cannot be turned on after the battery is depleted, manually connect the robot with the base station to charge it.

6. Install the Cleaning Solution Bottle

Remove the cap of the cleaning solution bottle, and tear off the two seals on the bottle as shown in the figure. Open the upper cover of the base station and install the bottle along the slot into place. The cleaning solution will be added automatically while working.


DREAME L20 Ultra - Install the Cleaning Solution Bottle - 1


DREAME L20 Ultra - Install the Cleaning Solution Bottle - 2
Note: Do not add any liquid other than the officially-approved cleaning solution, otherwise it may cause base station malfunction.

7. Add Water to the Clean Water Tank

Take out the clean water tank from the base station, and fill it with clean water up to the max water line. Then install it back into the base station.

DREAME L20 Ultra - Add Water to the Clean Water Tank - 1

text_image MAX Water Line

Note: Do not add hot water to the water tank as this may cause the tank to become deformed.

EN

Connecting with the Dreamehome App

1. Download the Dreamehome App

Scan the QR code on the robot, or search "Dreamehome" in the app store to download and install the app.

DREAME L20 Ultra - Download the Dreamehome App - 1

text_image QR Code

Note:

  • Only 2.4 GHz Wi-Fi is supported.
  • Due to upgrades in the app software, the actual operations may differ from the directions in this manual. Please follow the instructions based on the current app version.

2. Add Device

Open the Dreamhome app, tap " + " in the upper right corner, and scan the same QR code on the robot again to add the device. Please follow the prompts to finish the Wi-Fi connection.

Note:

  • If you want to reset Wi-Fi, repeat step 2 and then follow the prompts to finish the Wi-Fi connection.
  • To disconnect the device from Wi-Fi network, press and hold the Reset button on the robot for 3 seconds.

DREAME L20 Ultra - Note: - 1

text_image Wi-Fi Indicator - Blinking slowly: To be connected - Blinking quickly Connecting - On: Connected QR Code

DREAME L20 Ultra - Note: - 2

text_image Two smartphone interface screenshots showing finger icons and status bar, likely from a UI application

How to Use

Turn On/Off

Press and hold the power button for 3 seconds to turn on the robot. The power indicator should be illuminated. Place the robot onto the base station, the robot should turn on automatically and begin charging. To turn off the robot, move the robot away from the base station and press and hold the power button for 3 seconds.

Fast Mapping

After configuring the network for the first time, follow the instructions in the app to quickly create a map. The robot will start mapping without cleaning. When the robot returns to the base station, the mapping process has been completed and the map will be saved automatically.

Pause/Sleep

When the robot is running, press any button to pause it. If the robot is paused for more than 10 minutes, it automatically enters sleep mode. All indicators on the robot will turn off. Press any button on the robot or base station, or use the app to wake up the robot.

Note: If the robot is paused and placed onto the base station, the current cleaning process will end.

Auto Resume Cleaning

If the battery is too low, the robot will automatically return to the base station to charge. After charging to the appropriate battery level, it will resume unfinished cleaning tasks.

Note: To use this function, please open it in the App.

Do Not Disturb (DND) Mode

When the robot is set to Do Not Disturb (DND) mode, the robot will be prevented from resuming cleaning and the power indicator will turn off. DND mode is disabled by default at the factory. You can use the app to enable DND mode or modify the DND period. The DND period is 22:00-8:00 by default.

Note:

  • The scheduled cleaning tasks will be performed as usual during the DND period.
  • The robot will resume cleanup where it left off after the DND period expires.

Spot Cleaning

When the robot is awaiting, press briefly the button to enable the spot cleaning mode. In this mode, the robot cleans a square-shaped area of 1.5 × 1.5 meters around it and returns to its starting point once the spot cleaning is completed.

Robot Restarting

If the robot stops responding or cannot be turned off, press and hold the power button for 10 seconds to forcefully turn it off. Then, press and hold the power button for 3 seconds to turn the robot on.

EN

How to Use

Vacuum and Mop

Note: When using the mop assembly for the first time, the robot performs the "Vacuum and Mop" task by default.

1. Start cleaning

Press the clean button on the base station or the power button on the robot, or use the app to make the robot start from the base station. Then the robot will plan the optimal cleaning route and perform the cleaning task based on the created map.

DREAME L20 Ultra - Start cleaning - 1

text_image Hand-drawn diagram of a device with labeled ports and directional arrows, including a power button and electrical outlet.

Note:

  • To ensure the robot can easily return to the base station after cleaning, it is recommended to make the robot start from the base station.
  • The mop pads will be cleaned before the robot starts mopping, please wait patiently.
  • Do not move the base station, the clean water tank, the used water tank, or the washboard during operation.

2. Auto mop washing

When cleaning, the robot will automatically return to the base station to wash mop pads based on the mop pad cleaning frequency specified in the app. The base station will automatically refill the robot's water tank and the robot will resume cleanup.

DREAME L20 Ultra - Auto mop washing - 1

natural_image Line drawing of a cleaning appliance with a vacuum cleaner and power outlet (no text or symbols)

How to Use

3. Automatically empty the dust box and wash and dry the mop pads after finishing the "Vacuum and Mop" task

After the robot finishes a cleaning task and returns to the base station to charge, the base station will automatically start emptying the dust box. Then it will wash and dry the mop pads.

Note:

  • If the auto-empty function is turned off in the app, the base station will not automatically empty the dust box.
  • The base station will empty the dust box according to the frequency set in the app.

4. Clean the used water tank

After the robot has completed its task, please clean the used water tank to prevent any odor.

DREAME L20 Ultra - Clean the used water tank - 1

natural_image Line drawings of a cleaning device with water drop and tap (no text or symbols)

Vacuum then Mop

Select "Vacuum then Mop" in the app, and the robot will automatically remove the mop assembly on the base station to vacuum the floor. After vacuuming is completed, the robot will return to the base station to install the mop assembly and the base station will automatically start emptying the dust box. And then, the robot will start mopping after the main brush is raised.

Vacuum Only

Select "Vacuum Only" in the app, and the robot will automatically remove the mop assembly on the base station and start vacuuming.

Mop Only

Select "Mop Only" in the app, and the robot will automatically check if the mop assembly is installed on the base station. If not, the robot will install the mop assembly and start mopping after the main brush is raised.

EN

Routine Maintenance

Parts

To keep the robot in good condition, it is recommended to refer to the accessory usage in the app or the following table for routine maintenance.

Part Maintenance FrequencyReplacement Period
Used water tank After each use/
Clean water tankmonths
Main brush Every 6 to 12 months
Side brush Every 3 to 6 monthsonce every 2 weeks
Mop pad holder /
Dust box's filter Every 3 to 6 months
WashboardOnce every month /
Base station's signaling area
Base station's charging contacts
Base station's auto-empty vents
Laser Distance Sensor (LDS)
Robot's charging contacts
Robot's auto-empty vent
Robot's automatic water refilling inlet
PartMaintenance FrequencyReplacement Period
Line laser sensorOnce every month/
AI visual sensor
LED fill lights
Edge sensor
Bumper
Omnidirectional wheel
Carpet sensor
Cliff sensors
Bottom of the robot
Cleaning solution adding inletRecommended to clean after removing the cleaning solution (bottle)
Dust box Clean it as needed
Dust bag/6-8 weeks
Mop padEvery 1 to 3 months

Note: The replacement frequency will depend on your usage of the robot. If an exception occurs due to special circumstances, the parts should be replaced.

Routine Maintenance

Washboard

  1. Press the button 🔒 to make the robot exit the base station.

DREAME L20 Ultra - Washboard - 1

natural_image Line drawing of a kitchen appliance with a hand pressing down on a tray, showing no text or symbols.
  1. Remove the washboard and rinse it with clean water.

DREAME L20 Ultra - Washboard - 2

natural_image Line drawing of a vehicle dashboard with front wheel and side monitors (no text or symbols)

DREAME L20 Ultra - Washboard - 3

  1. Press and hold the button ☐ for 3 seconds to add water to the bottom of the base station. Then use the included cleaning tool to clean it.

DREAME L20 Ultra - Washboard - 4

text_image Diagram showing a 3s printer with a hand pointing to its screen, indicating the process.
  1. Press and hold the button 📋 for 3 seconds to pump out the used water in the bottom of the base station, dry it with a soft and dry cloth, and then put the washboard back.

DREAME L20 Ultra - Washboard - 5

text_image h put the washboard back. 3s

EN

Routine Maintenance

Dust Bag

  1. Unlock the dust tank cover and then remove it.

DREAME L20 Ultra - Dust Bag - 1

text_image Diagram showing a printer with labeled parts and a magnified inset highlighting a device with icons for zoom, lock, and print.
  1. Discard the dust bag.

DREAME L20 Ultra - Dust Bag - 2

natural_image Line drawing of a desktop computer with an open base and a separate cup (no text or symbols)

Note: Pulling outwards on the handle will seal the dust bag to prevent the dust and debris from accidentally falling out.

  1. Remove the dust and debris from the filter with a dry cloth.

DREAME L20 Ultra - Dust Bag - 3

natural_image Line drawing of a mechanical device with internal components and a handle (no text or symbols)
  1. Install a new dust bag. Then install back the dust tank cover and lock it.

DREAME L20 Ultra - Dust Bag - 4

text_image Diagram showing two steps of a printer setup: opening a desktop computer and inserting a printer into a device, with instructional arrows indicating the process.

Routine Maintenance

Used Water Tank

  1. Remove the used water tank, open its cover and pour out the used water.

DREAME L20 Ultra - Used Water Tank - 1

natural_image Line drawing of a mechanical device with internal components and particles (no text or symbols)
  1. Rinse the used water tank with clean water, and use the provided cleaning tool to clean the inner wall of the used water tank.

DREAME L20 Ultra - Used Water Tank - 2

natural_image Line drawing of a hand using a tool to adjust or install a small container with liquid, no text or symbols present

Note: The float ball in the used water tank is a movable part. Do not apply too much force when cleaning it to avoid damaging it.

EN

Main Brush

  1. Press the brush guard clips inwards to remove the brush guard and lift the brush out of the robot.

DREAME L20 Ultra - Main Brush - 1

text_image Diagram showing a device interior with labeled components and a magnified view of the interior detail.
  1. Pull out the brush covers at both ends of the brush as shown in the figure. Use the provided cleaning tool to remove any hair tangled in the brush. Reinstall the brush covers on both ends of the brush, and then reinstall the brush. Press on the brush guard to lock it in place.

DREAME L20 Ultra - Main Brush - 2

natural_image Diagram showing a hand holding a cable with directional arrows, next to an open CD or DVD disc (no text or symbols present)

EN

Routine Maintenance

Side Brush & Mop Pad Holder

Remove and clean the side brush and mop pad holder.

DREAME L20 Ultra - Side Brush & Mop Pad Holder - 1

natural_image Illustration showing hands installing or adjusting a mechanical component with arrows indicating motion (no text or symbols present)

Omnidirectional Wheel

DREAME L20 Ultra - Side Brush & Mop Pad Holder - 2

natural_image Diagram showing a hand inserting a cable into a device inside a circular frame (no text or symbols)

Note:

  • Use a tool such as a small screwdriver to separate the axle and tire of the omnidirectional wheel. Do not use excessive force.
  • Rinse the omnidirectional wheel under the running water and put it back after drying it completely.

Dust Box

  1. Open the robot's cover and press the clip to remove the dust box.

DREAME L20 Ultra - Dust Box - 1

natural_image Diagram showing a device mounted on a circular base with a blue arrow pointing to a component (no text or symbols present)
  1. Open the dust box cover and empty the dust box as shown in the diagram.

DREAME L20 Ultra - Dust Box - 2

natural_image Two technical line drawings showing a device with a blue arrow pointing to it and a container with particles (no text or symbols)

Routine Maintenance

Filter

  1. Remove the filter and tap its basket gently.

DREAME L20 Ultra - Filter - 1

DREAME L20 Ultra - Filter - 2
Note: Do not attempt to clean the filter with a brush, a finger or sharp objects to prevent damage.

  1. Rinse the dust box and filter with water and dry them completely before reinstalling.

DREAME L20 Ultra - Filter - 3

text_image Diagram illustrating three different water treatment methods: surface irrigation, indoor air filtration, and outdoor storage.

Note:

  • Rinse the dust box and filter with clean water only. Do not use any detergent.
  • Use the dust box and filter only when they are completely dry.

Robot Sensors and Charging Contacts

Wipe sensors and charging contacts of the robot by using a soft and dry cloth, as shown in the below figure:

DREAME L20 Ultra - Robot Sensors and Charging Contacts - 1

text_image AI Visual Sensor Line Laser Sensors LED Fill Lights Laser Distance Sensor (LDS) Edge Sensor Bumper Charging Contacts Cliff Sensors Carpet Sensor

Note: A wet cloth can damage sensitive elements within the robot and the base station. Please use a dry cloth for cleaning.

EN

Routine Maintenance

Charging Contacts

Clean the charging contacts and the signaling area of the base station with a soft and dry cloth.

DREAME L20 Ultra - Charging Contacts - 1

natural_image Top-down line drawing of a room with a blue square on the floor and a gray cloth, no text or symbols present.

Auto-empty Vents

Clean the auto-empty vents of the robot and the base station with a soft and dry cloth.

DREAME L20 Ultra - Auto-empty Vents - 1

natural_image Line drawing of a vacuum cleaner with a circular top and attached sensor array (no text or symbols)

DREAME L20 Ultra - Auto-empty Vents - 2

natural_image Illustration of a kitchen counter with two blue gloves and a large striped curtain on top (no text or symbols)

Mop Pad

Remove the mop pad from the mop pad holder to replace it.

DREAME L20 Ultra - Mop Pad - 1

DREAME L20 Ultra - Mop Pad - 2

Cleaning Solution Adding Inlet

If the cleaning solution adding inlet is dirty, wipe it with a soft and dry cloth.

DREAME L20 Ultra - Cleaning Solution Adding Inlet - 1

natural_image Top-down line drawing of a mechanical device with internal compartments and a handle (no text or symbols)

Battery

The robot contains a high-performance lithium-ion battery pack. Make sure that the battery remains well-charged for daily use to maintain optimal battery performance.

Troubleshooting

Problem Solution
The robot will not turn on.The battery is low. Recharge the robot on the base and try again.The temperature of the battery is too low or too high. It is recommended to operate the appliance at a temperature between 32°F (0°C) and 104°F (40°C).
The robot will not charge.The base station is not connected to power, please make sure both ends of its power cord are correctly plugged in.The contact between the charging contacts on the base station and the robot is poor, please clean the charging contacts.Check whether there is any foreign object at the connector of the robot and remove the foreign object if any.
The robot fails to connect to Wi-Fi.The Wi-Fi network password is incorrect. Make sure the password used to connect to your Wi-Fi network is correct.The robot does not support a 5 GHz Wi-Fi connection. Make sure the robot is connected to a 2.4 GHz Wi-Fi connection.The Wi-Fi signal is weak. Make sure the robot is in an area with good Wi-Fi coverage.The robot may not be ready to be configured. Please exit and re-enter the app, and then try again as instructed.
The robot cannot find and return to the base station.The base station is disconnected from power or moved when the robot is not on it. Please connect the base station to the power supply or place the robot onto the base station to charge.There are too many obstructions around the base station. Place the base station in a more open area.Moving the robot may cause it to re-position itself, and it will recreate a map if re-positioning fails. If the robot is too far from the base station, it might not be able to automatically return on its own, in which case you will need to manually place the robot onto the base station.Wipe the signaling area on the base station to remove dust or debris.
The robot gets stuck in front of the base station and cannot return to it.Clear any obstruction within 5 cm on the left and right sides or within 1.5 m in front of the base station to prevent the robot from being blocked.The route for returning to charge is blocked, e.g. the door is closed.The robot may slip if the floor in front of the base station is overly wet. If so, clean the excess water before trying again.It is recommended to move the base station to a different place and try again.

EN

Troubleshooting

Problem Solution
The robot will not turn off.The robot cannot be turned off when it is charging. It is recommended to move the robot from the base station, and then press and hold the power button for 3 seconds to turn it off.If the robot cannot be turned off by performing step 1, press and hold the power button for 10 seconds to forcibly turn off the robot. If the problem persists, please contact after-sales service.
The charging speed is slow.It takes about 4.5 hours to fully charge the robot when its battery is low.If you operate the robot at temperatures outside of the specified range, the charging speed will automatically slow down to extend the battery life.The charging contacts on both the robot and the base may be dirty, please wipe them with a dry cloth.
The noise increases while the robot is operating.Check whether the dust box filter is clogged. If so, clean it or replace it.A hard object may be caught in the main brush or the dust box. Check and remove any hard object.The main brush or the side brush may become tangled. Check and remove any foreign objects.Switch the suction mode to Standard or Quiet.
The robot moves without following the set route.Objects such as power cords and slippers should be organized before using the robot.Working on wet slippery surfaces may cause the main wheel to slip. It is recommended to dry any wet areas before using the robot.Wipe the line laser sensors and the AI visual sensor on the robot with a clean, soft, and dry cloth to keep them clean and unobstructed.
The robot misses the rooms to be cleaned.Make sure that the doors of the rooms to be cleaned are open.Check whether there is a threshold higher than 2 cm at the door of the room. The robot cannot climb over high thresholds or steps.The place in front of the room to be cleaned may be wet and slippery, causing the robot to slip and work abnormally. Please try drying the floor before using the robot.

Troubleshooting

Problem Solution
The robot will not resume cleaning after charging.Make sure that the robot is not set to the Do Not Disturb (DND) mode, which will prevent it from resuming cleaning.The robot will not resume cleaning after you manually place the robot on the base station or send the robot to charge via the app or the button ⚙.
The station cannot automatically empty the dust box.Check whether the dust bag in the dust tank is full.If the dust bag is not full, check whether there is any obstruction at the auto-empty vents of the robot, the base station, or the dust box. If any, clean the blocked part in time.
The water level in the washboard is abnormal.Remove the washboard and check whether the drain is blocked and clean it.Gently press down on the used water tank to make sure it is installed correctly.Check whether the seal on the used water tank is loose or not correctly installed, and manually reset it if so. If the problem persists, please contact the after-sales service team.Check the cleaning solution. Do not add any liquid other than the officially-approved cleaning solution.
The mop pad holder is raised abnormally.Please remove the mop pad holder to check if there is any foreign object stuck in it, and try to restart the robot. If the problem persists, please contact the after-sales service team.
There is water under the clean water tank or around the seal.When taking out the clean water tank, some water in the pipe may be left under the tank or around the seal. This is normal. Please wipe with a dry cloth.

For more support, contact us via https://global.dreametech.com

DREAME L20 Ultra - Battery - 1

Specifications

Robot

Model RLX41CE-1
Charging Time Approx. 4.5 hours
Rated Voltage 14.4 V---
Rated Power 75 W
Operation Frequency 2400-2483.5 MHz
Maximum Output Power <20 dBm

Base Station/Charging Dock

Power consumption in off mode: ≤0.3 W

Power consumption in standby mode: ≤0.5W (within 15 minutes after the robot leaves the base station/charging dock)

Robot&Base Station/Charging Dock

The equipment does not have a standby mode or other equivalent states in terms of standby requirements, power management function, or the ability to deactivate wireless network connections due to battery maintenance needs. The power consumption of the equipment is likely to be higher than other equipment models meeting these functional requirements.

Base Station

Model RCXE2-1
Rated Input 220-240 V 50-60 Hz~
Rated Output 20 V 2 A==
Rated Power (during dust emptying)1000 W
Rated Power (during cleaning)55 W
Rated Power (during charging and drying)80 W

Under normal use of condition, this equipment should be kept a separation distance of at least 20cm between the antenna and the body of the user.

Note: Rated Power (during charging and drying) is determined by the power value during full load period.

Battery Disposal and Removal

EN

The built-in lithium-ion battery contains substances that are hazardous to the environment. Before disposing of the battery, make sure the battery is removed by qualified technicians and discarded at an appropriate recycling facility.

  • the battery must be removed from the appliance before it is scrapped;
  • the appliance must be disconnected from the supply mains when removing the battery;
  • the battery is to be disposed of safely.

CAUTION:

Before removing the battery, disconnect the power and run out the battery as much as possible.

Unneeded batteries should be discarded at an appropriate recycling facility.

Do not expose to high temperature environment to avoid risks of explosion.

Under abusive conditions, liquid may be ejected from the battery. If contact occurs, flush with water and seek medical help.

Removal Guide:

  1. Turn over the robot, use a proper tool to remove the screws on the back of the robot, and then remove the cover.
  2. Unplug the terminals between the battery and PCB board to remove the battery.

WEEE Information

DREAME L20 Ultra - WEEE Information - 1

All products bearing this symbol are waste electrical and electronic equipment (WEEE as in directive 2012/19/EU) which should not be mixed with unsorted household waste. Instead, you should protect human health and the environment by handing over your waste equipment to a designated collection point for the recycling of waste electrical and electronic equipment, appointed by the government or local authorities. Correct disposal and recycling will help prevent potential negative consequences to the environment and human health. Please contact the installer or local authorities for more information about the location as well as terms and conditions of such collection points.

natural_image Architectural elevation drawing showing a building facade with windows and a sloped roof (no text or symbols)

Basisstation

natural_image Illustration of a cleaning or cleaning facility with icons for teddy bear, keyboard, mouse, and red X mark (no text or symbols)
natural_image Architectural diagram showing a railing and a sofa with a vacuum cleaner, both marked with blue checkmarks (no text or symbols present)
natural_image Line drawing of a simple room layout with a desk, chair, fan, and door (no text or symbols)
natural_image Interior hallway with a person standing at the entrance and a robot on the floor, marked with a red X (no text or symbols)
text_image Diagram illustrating the step-by-step installation of a robotic vacuum cleaner, showing component positioning and rotation.
natural_image Line drawing of a hand holding a circular device next to a mounted appliance with a power outlet (no text or symbols)
text_image Diagram showing two labeled mechanical or electrical components with directional arrows and symbols, likely illustrating a system or process.
text_image Diagram of a smart air conditioner unit with labeled ports and control panel, showing airflow direction and power connections.

Hinweis:

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Gebrauchsanleitung

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natural_image Hand placing a component into a device in a room with a wall-mounted power outlet (no text or symbols visible)
natural_image Technical line drawing showing a front view of a device with a water tap and a close-up of its internal components (no text or symbols)
text_image Diagram showing a device with labeled parts and an instructional inset illustrating the process.
natural_image Line drawing of a printer with a blue clip inserted into the case, next to a small container (no text or symbols)
natural_image Line drawing of a refrigerator interior with open door and side panel (no text or symbols)
text_image Diagram showing two steps of a computer setup: opening a desktop computer and inserting a device into a printer.

Regelmäßige Wartung

Schmutzwassertank

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text_image Diagram of a device interior with labeled parts and a magnified view showing hand positioning
natural_image Technical illustration of a mechanical assembly with tool and cross-section view (no text or symbols)

Regelmäßige Wartung

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natural_image Diagram showing a hand inserting a cable into a device inside a circular housing (no text or symbols)

Hinweis:

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Regelmäßige Wartung

Filter

text_image Diagram illustrating three-step cleaning process: surface drain, open lid, and air conditioner with 24-hour cycle indicator

Hinweis:

natural_image Simple line drawing of a room with a blue object on the floor and a striped ceiling (no text or symbols)
natural_image Technical line drawing of a vacuum cleaner and its front-mounted control panel (no text or symbols)

Wischmopp

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Batterie

natural_image Illustration of a cleaning or cleaning facility with icons for teddy bear, computer mouse, and a red X mark (no text or symbols)
natural_image Diagram showing a balcony railing and a sofa with circular components, both marked with blue checkmarks (no text or symbols present)
natural_image Line drawing of a simple room layout with a desk, chair, fan, and door (no text or symbols)
natural_image Interior hallway with a person standing at the top and a robot near the bottom, marked with a red X (no text or symbols)
text_image Diagram illustrating the step-by-step installation of a robotic vacuum cleaner, showing component positioning and assembly.
natural_image Line drawing of a hand holding a circular device next to a rack-mounted appliance, with an electrical outlet connected (no text or symbols)
text_image Two smartphone interface screenshots showing hand icons and status bar indicators, likely from a UI application.

Mode d'utilisation

FR

Allumer/éteindre

text_image Hand-drawn diagram of a kitchen appliance with labeled ports and directional arrows indicating flow or movement.

Remarque :

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Mode d'utilisation

natural_image Line drawing of a mechanical device with a lid and housing (no text or symbols)

DREAME L20 Ultra - Mode d'utilisation - 1

natural_image Line drawing showing two steps of a hand pouring liquid into a container with a faucet (no text or symbols)
natural_image Hand placing a component into a device in a room with a wall-mounted power outlet (no text or symbols visible)
natural_image Technical line drawing showing a front view of a device with a water tap and a close-up of its internal components (no text or symbols)
text_image Diagram showing a device with labeled parts and a magnified view of a device with lock symbols
natural_image Illustration of a hand inserting a component into a device with a blue tool, next to a small container (no text or symbols)
natural_image Line drawing of a refrigerator interior showing the door, seat, and front panel (no text or symbols)
text_image Diagram illustrating a computer setup with labeled components and directional arrows indicating process flow.

FR

Maintenance de routine

natural_image Line drawing of a mechanical device with internal components and liquid droplets (no text or symbols)
natural_image Line drawing of a hand using a tool to adjust or install a small mechanical component into a container (no text or symbols)
text_image Diagram of a device interior with labeled parts and a magnified view showing hand positioning
natural_image Technical illustration of a hand operating a cable with a close-up view of the internal components (no text or symbols)

Maintenance de routine

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natural_image Diagram showing a hand inserting a cable into a device inside a circular frame (no text or symbols)

Remarque :

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natural_image Two technical line drawings of a device with a blue arrow pointing to a component, and a container filled with granules (no text or symbols)

Maintenance de routine

Filtre

text_image Diagram illustrating three different cleaning or installation methods: surface drain, air vent, and air conditioner, with time-lapse indicators.

Remarque :

natural_image Simple line drawing of a room with a window, ceiling, and floor (no text or symbols)
natural_image Technical line drawing of a vacuum cleaner and its front-mounted control panel (no text or symbols)

Serpillière

natural_image Three hand-drawn diagrams showing a disc being cut, with one showing the circular target and others holding the disc (no text or symbols)
natural_image Top-down line drawing of a refrigerator interior with no visible text or symbols

Batterie

natural_image Architectural line drawing of a room layout with vertical slats and furniture (no text or symbols)

Stazione di Base

natural_image Illustration of a vacuum cleaner with icons for teddy bear, keyboard, mouse, and red X symbol (no text or labels)
natural_image Line drawing of a simple dining room layout with a desk, chair, lamp, and door (no text or symbols)
natural_image Illustration showing a robotic vacuum cleaner on a balcony versus a single sofa, both with blue checkmarks (no text or symbols)
natural_image Interior hallway with a person standing at the entrance and a robot on the floor, marked with a red X (no text or symbols)
text_image Diagram illustrating the step-by-step installation of a robotic vacuum cleaner, showing component positioning and assembly.
natural_image Line drawing of a hand holding a circular device next to an electronic device with a power outlet (no text or symbols)
text_image Two smartphone interface screenshots showing hand icons and status bar, likely from a messaging app interface.

Istruzioni utente

text_image Diagram of a refrigerator with labeled buttons and directional arrows indicating electrical or mechanical components

Nota:

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Istruzioni utente

natural_image Line drawings of three different cleaning or disinfection methods: a digital kitchen, a hand washing a container with liquid, and a water tap (no text or symbols present)
natural_image Hand placing a component into a device in a room with a wall-mounted power outlet (no text or symbols visible)
natural_image Technical line drawing of a device with a top panel and a side-view view showing internal components (no text or symbols)
text_image Diagram showing a device with labeled parts and an inset view of a device with icons for loading or interaction.
natural_image Illustration of a laboratory setup with a rack-mounted device and a beaker (no text or symbols visible)
natural_image Line drawing of a refrigerator interior with open door and drawer (no text or symbols)
text_image Diagram showing two views of a computer with labeled parts and a magnified inset illustrating the process.
natural_image Line drawing of a mechanical component with liquid droplets (no text or symbols)
natural_image Line drawing of a hand using a tool to adjust or install a small container with a faucet (no text or symbols)
text_image Diagram showing a device interior with labeled components and an inset close-up of the head view.
natural_image Technical line drawing showing a hand holding a cable and a CD inside a disc (no text or symbols)
natural_image Illustration showing hands using a tool to adjust or install a mechanical component, with no visible text or symbols.
natural_image Diagram showing a hand inserting a cable into a device inside a circular frame (no text or symbols)

Nota:

natural_image Diagram showing a device mounted on a circular base with a blue arrow indicating the component (no text or symbols present)
natural_image Technical line drawing showing two views of a mechanical component: one with a blue arrow pointing to a component, the other with particles being poured into a container (no text or symbols)
text_image Diagram illustrating three stages of a solar heating system: dropping water, opening a device, and cooling a sun with 24-hour cycle.

Nota:

natural_image Simple line drawing of a kitchen appliance with a blue bowl on the side (no text or symbols)
natural_image Line drawing of a circular vacuum cleaner with a lid and attached cloth (no text or symbols)

DREAME L20 Ultra - Nota: - 1

natural_image Illustration of a kitchen sink with a hand pointing to the counter (no text or symbols)

Mocio

natural_image Three hand-drawn diagrams showing hands holding circular components with a magnified inset showing concentric rings (no text or symbols)
natural_image Top-down line drawing of a mechanical device with internal compartments and a handle (no text or symbols)

Batteria

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Product information

Brand : DREAME

Model : L20 Ultra

Category : Vacuum Cleaner