— Switch Mode
- Press: Switch to AUTO/Steam/Hotwater/Sponge mode
- Press and hold for 2 seconds while charging: Switch to Quiet Drying / Fast Drying mode
— Power
- Press: Start operating / Enter waitfor-orders mode
- Press and hold for 2 seconds when the vacuum cleaner is waiting for orders: Power off
— Self-Clean
- Press while charging: Start/Pause self-cleaning
- Press and hold for 2 seconds while charging: Start/Stop drying
To stop self-cleaning or drying, press the buttonNote: while charging.
A1-1—Speaker A1-2—Handle A1-3—Handle Release Hole A1-4—Roller Release Tab A1-5—Adaptive Drive Wheels A1-6—LED Screen A1-7—Dirty Tank Release Button A1-8—Dirty Tank Handle A1-9—Dirty Tank A1-10—Clean Tank Refill Port A1-11—Clean Tank
A1-12—Steam Outlets
A1-13—Clean Tank Release Button
A1-14—Cleaning Solution Refill Port
A1-15—Headlight
A1-16—Roller
A2 Charging Dock
A2-1—Drying Tray
A2-2—Drying Air Outlets
A2-3—Charging Contacts
A5 Maintenance Brush
The maintenance brush can be placed in theNote: groove at the back of the charging dock.
A6 LED Screen
A6-1—Light Stripe
A6-2—WiFi Indicator
- Off: WiFi disabled
- Flashing slowly: Waiting for connection
- Flashing quickly: Connecting
- Steady on: WiFi connected
A6-3—Battery Level
A6-4—Sponge Mode
A6-5—AUTO Mode
A6-6—Charging Indicator
A6-7—Error Indicator
A6-8—Hot-water Mode
A6-9—Steam Mode
B1 Fit the Handle
B1-1—Connect the handle to the main body until it clicks into place. The buttons on the handle should face forward.
B1-2—To detach the handle, insert a penshaped object into the handle release hole on the back of the main body and press. Hold the handle and pull it out.
B2 Plug in the Charging Dock
B2-1—Place the charging dock upside down and plug the power cord into the dock.
The power cord can exit from either the right orNote: left cord storage slot opening.
Notes:
- Do not place the charging dock in humid locations or near heat sources, such as bathrooms, kitchens, and
- The maintenance brush can be placed in the groove at the back of the charging dock.
1. Download the App
Search for "Roborock" in the App Store or Google Play or scan the QR code to download and install the app.

2. Reset WiFi
Keep the machine charging or in wait-for-orders mode with the screen on. Press and hold the ⊛ and ⊚ buttons simultaneously until you hear the "Resetting WiFi" voice message. The reset is completed when the WiFi indicator flashes slowly. The vacuum cleaner will then wait for a connection.
If you cannot connect to the vacuum cleaner dueNote: to your router configuration, a forgotten password, or any other reason, reset the WiFi and add your vacuum cleaner as a new device.
3. Add Device
Open the Roborock app, tap "Add Device" or the " + " button on the homepage, and add your device following the in-app guide.
Notes:
- The actual process may vary due to ongoing app updates. Follow the instructions provided in the app.
- Only 2.4 GHz WiFi is supported.
C1 Filling the Clean Tank
C1-1—Grip the clean tank handle, press the release button, and pull the clean tank upwards at a slight angle to remove it. C1-2—Open the cap of the clean tank refill port, add tap water, and then close the cap tightly. C1-3—Open the cap of the cleaning solution refill port, add a moderate amount of cleaning solution, and then close the cap tightly. C1-4—Place the clean tank back to the cleaner head. Push it down gently until it clicks into place.
Notes:
- To avoid deforming the clean tank, do not use hot water.
- To prevent corrosion or damage, do not use any disinfectant and only use cleaning solutions recommended by Roborock such as Roborock Floor Cleaning Solution.
- To improve cleaning performance, we recommend adding the cleaning solution to the cleaning solution refill port before use. During cleaning, the machine will automatically mix the solution with clean water based on the preset ratio. Skip this step if floor cleaning solutions are not needed during daily cleaning.
C2 Locking and Unlocking
Gently step on the cleaner head and hold the handle. Push it to lock the vacuum cleaner, and pull it to unlock.
C2-1—Locked C2-2—Unlocked
C3 Starting the Vacuum Cleaner
Press the \circledcirc button, and the machine will enter wait-for-orders mode. Gently step on the cleaner head and hold the handle. Then, tilt the handle backwards to unlock the machine. It will begin operating automatically.
C4 Lay-Flat Cleaning
The vacuum cleaner can be laid flat to clean under furniture and appliances. To do this, lower the handle while using the machine. The available capacity of the dirty tank decreases during low-profile cleaning. Therefore, we recommend you empty the dirty tank before cleaning under furniture and appliances.
Always keep the vacuum cleaner flat with theNote: buttons on the handle facing up.
C5 Mode Switching
Press the \circledast button to switch between AUTO, Steam, Hot-water, and Sponge modes. The screen will display the icon of the current mode.
It is normal if a small amount of steam keepsNote: coming out after using Steam mode.
Wait for Orders and Power off
1. When you stand the machine upright during cleaning, it will stop operating and enter wait-for-orders mode.
2. If the vacuum cleaner remains idle for 5 minutes when it is waiting for orders, it will automatically power off. To manually turn it off, press and hold the \circledcirc button for 2 seconds when it is waiting for orders.
C6 Water Level Alerts
When the dirty tank is full or the clean tank is empty during use, the vacuum cleaner will provide audio and visual alerts. In this case, fill the clean tank or empty the dirty tank before resuming cleaning.
C6-1—Error indicator flashing: Error occurred
C7 Emptying the Dirty Tank
C7-1—Hold the dirty tank handle, press the release button, and tilt the tank backwards to remove it. C7-2—Gently pull the handle of the tank lid upwards to remove the lid, and then empty the dirty tank. C7-3—Reinstall the tank lid. Tilt the dirty tank, insert its bottom back into the vacuum cleaner, and then push it gently inwards until it clicks into place.
C8 Charging and Self-Cleaning
1. Lock the vacuum cleaner when it is waiting for orders and place it onto the charging dock. Charging starts when
you hear the voice message: "Charging started. Please start self-cleaning."
2. Press the \circledcirc button to start/pause smart self-cleaning. 3. After self-cleaning and drying are completed, follow the voice message and empty the dirty tank promptly to prevent odors.
Notes:
- Make sure that the clean tank and dirty tank are in place for optimum self-cleaning and drying performance.
- The product is equipped with a built-in highperformance lithium-ion rechargeable battery pack. To maintain battery performance, keep the product charging during normal use.
- Always place the vacuum cleaner back onto the charging dock after use to prevent water stains on the floor.
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When self-cleaning is completed, drying will start automatically. During charging, press and hold the \circledast button for 2 seconds to switch between drying modes. To start drying directly, press and hold the \circledcirc button for 2 seconds while the machine is charging.
Notes:
- You can disable automatic drying in the app.
- You can adjust or schedule self-cleaning and drying in the app.
- Self-cleaning and drying are available only when the vacuum cleaner is charging and has a sufficient battery level. The required battery level varies by selfcleaning and drying mode. If the vacuum cleaner is set to steam self-cleaning or fast drying but the battery level is low, it will automatically switch to hot-water self-cleaning or quiet drying, respectively.
- Stay away from the charging dock area during selfcleaning and drying.
Voice Message Settings
After adding your vacuum cleaner in the app, you can adjust the volume and change the language of the voice messages in the app.
Restoring Factory Settings
When the vacuum cleaner is waiting for orders, press and hold the \circledcirc button and then the \circledcirc button for 5 seconds until you hear the "Restoring factory settings" voice message. The machine will then be restored to factory settings.
Deactivating WiFi
To disconnect the vacuum cleaner from WiFi, press the ⊚ and ⊛ buttons until you hear a voice message. Then wait for 5 minutes and the WiFi will be automatically deactivated. If you want to reconnect, please follow the related connecting instructions.
Notes:
- Before cleaning or maintaining the product, make sure the vacuum cleaner is powered off or stopped and the charging dock is unplugged.
- The frequency of replacement may vary with actual usage. If you notice any abnormal wear, replace the parts immediately.
Product Maintenance
If the machine is left unused for a prolonged period of time, fully charge it, unplug it, and store it in a cool, dry place. Do not place it in humid locations or direct sunlight. Charge it at least once every 3 months to avoid overdischarge.
Vacuum Cleaner
Wipe and clean the vacuum cleaner with a soft, dry cloth. Before cleaning, remove the vacuum cleaner from the charging dock and power it off.
D1 Dirty Tank and Filter
Dirty tank: Clean as needed. Filter: Clean or replace as needed.
D1-1—Remove the dirty tank, pull the handle of the tank lid upwards to remove the lid, and remove the filter from the tank lid. Use the provided maintenance brush to clean the debris on the filter. If the filter is dirty, rinse it with cold water and shake off the remaining water.
D1-2—Dry all the parts thoroughly before installing them back in place.
Notes:
- Leave the filter to dry completely for at least 24 hours before reinstalling it.
- Do not touch the filter surface with hands, brushes, or sharp objects to avoid damaging it.
D2 Solid-Liquid Separator
Clean as needed.
1. To remove the solid-liquid separator, grip the snap-fit fasteners on both sides and detach them. 2. To install the separator, ensure that it faces the dirt inlet, align the snap-fit fasteners properly, and press the fasteners until they snap into place.
D3 Clean Tank and Roller
* Clean tank: Clean every 2–4 weeks. Roller: Clean as needed and replace every 3 months.
D3-1—Grip the clean tank handle, press the release button, and pull the clean tank upwards at a slight angle to remove it. D3-2—Rinse the tank bottom with clean water.
To prevent blockage, check the steam outlets forNote: dirt and rinse them as needed after extended use.
D3-3—Grab the roller release tab and pull the roller out along the cleaner head. Use the provided maintenance brush to remove dirt from the roller, and then rinse it with clean water.
D3-4—To replace the roller, grab the roller cap and pull it out of the roller. Then, install the roller cap to a new roller.
D3-5—Reinstall the roller and clean tank in sequence.
Notes:
- D3-6—After using Steam mode, do not touch the positions shown in the diagram.
- D3-7—After using Hot-water mode, do not touch the water outlets shown in the diagram.
- Use the maintenance brush carefully to avoid injury.
- When you detach the roller cap, do not pull it by its handle.
- To prevent potential damage, keep the roller cap attached while cleaning the roller.
D4 Adaptive Drive Wheels
Clean the adaptive drive wheels regularly.
D5 Cleaner Head and Dirty Water Pathway
Clean as needed.
1. Power off the vacuum cleaner, place it in a stable position, and then remove the dirty tank, clean tank, and roller. 2. Clean the roller slot and dirty water pathway with the provided maintenance brush. 3. Reinstall the roller, clean tank, and dirty tank.
Note: Do not rinse the cleaner head directly with water.
D6 Charging Dock
Clean as needed.
Unplug the charging dock and use a soft, dry cloth to clean its surface and charging contacts.
Notes:
- Do not rinse the charging dock directly with water.
- When there is water on the surface of the charging dock, wipe it with a soft, dry cloth and do not overturn it to prevent damage.
Basic Parameters
Vacuum Cleaner
| Model | WD6Y3A |
| Rated Voltage/Current | 21.6 V---20 A |
| Battery | 21.6 V/4600 mAh (TYP) Lithium-ion battery |
Dock Charger
| Model | MDS27LRR |
| Rated Input Voltage | 120 V~ |
| Rated Frequency | 60 Hz |
| Rated Input (Charging) | 1 A |
| Rated Input (Drying) | 6.3 A |
| Rated Output | 29 V---2.07 A |
| Charging | 21.6 V/4600 mAh (TYP) |
| Battery | Lithium-ion battery |
WiFi Specification
| Service | WiFi |
| Protocol | 802.11b/g/n |
| Frequency Range | 2400-2483.5 MHz |
| Max. Output Power | ≤20dBm |
Common Issues
| Issue | Solution |
| There are large water stains on the floor, the cleaner head leaks water, or water cannot be vacuumed from the floor. | Remove the roller and dirty tank, check the dirty tank pathway and the suction port inside the roller slot for any clogging, and check whether the filter is clogged or wet. Confirm that the dirty tank and filter are properly installed, and then try again. |
| The LED screen does not light up and the vacuum cleaner cannot start. | Low battery level. Charge it before use. |
| Unpleasant smell during use. | Clean the roller, dirty tank, and filter. |
| Cleaning creates a lot of foam. | Do not add any disinfectant to the clean tank or spray it on the floor. Only use cleaning solutions recommended by Roborock, as others may cause damage to the product. Do not add the cleaning solution more than the recommended amount. |
| The vacuum cleaner is not charging properly, or the drying or self-cleaning process is interrupted. | Clean the charging contacts on the charging dock and the vacuum cleaner. |
| The LED screen is on, but the vacuum cleaner does not respond to button pressing. | Press and hold the ⑨ button for 10 seconds to force a power-off, and then restart the machine. |
| Unable to connect to WiFi. | WiFi is disabled. Reset the WiFi and try again. Poor WiFi signal. Make sure that the vacuum cleaner is placed in an area with good WiFi signal. Abnormal WiFi connection. Reset the WiFi, download the latest app version, and try again. Unable to connect to WiFi abruptly. There may be an error with your router settings. Contact Roborock customer service for help with troubleshooting. |
| Is power always being drawn when the vacuum cleaner is on the charging dock? | The vacuum cleaner will consume power while it is docked to maintain battery performance, but the power consumption is extremely low. |
| No steam comes out in Steam mode. | Check whether there is water in the clean tank and whether the tank is properly installed. |
Removing the Battery
* The following information applies only when disposing of the vacuum cleaner and should not be followed for day-to-day operations.
The chemical substances contained in the built-in lithium-ion battery of this product can cause environmental pollution. Remove the battery before disposing of this product and hand it to a professional battery recycling facility for centralized disposal.
How to remove the battery:
1. Power off the machine, and then remove the handle. 2. Remove the dirty tank and the two screws around the fan air inlet. 3. Remove the four soft rubber plugs and the screws at the back casing of the body. 4. Remove the main control cover from the back casing of the body and disconnect the two power supply cables of the battery. 5. Remove the screen cover and disconnect the communication cable from the screen board. 6. Remove the trim from the front casing of the body, and then remove the inner frame of the screen board. 7. Unplug the positive and negative terminals of the fan, and then unplug the fan communication cable. 8. Unplug the battery communication terminals. 9. Remove the screws securing the battery, and then take out the battery.
Notes:
- Before removing the battery, make sure that it is fully drained. Do not attempt to remove it if the power cord is plugged in.
- When unplugging the connector, make sure that the positive and negative terminals do not come into contact to avoid a short circuit.
- Remove the entire battery pack. Be careful not to damage the battery pack case to avoid a short circuit or leakage of hazardous substances.
- If you come into contact with battery leakage, rinse thoroughly with plenty of water and seek medical attention promptly.
Holiday Energy Saving Function
In holiday mode the device will switch to Low Power mode to minimize power consumption. This includes dimming of the LED screen, and the stopping of all non-charging related functions including cleaning, remote control over WiFi, and more.
To activate holiday mode, firstly, remove the wet and dry vacuum cleaner from the charging dock and turn it off. Secondly, press and hold the Switch Mode button, and at the same time, put the vacuum back to the dock and wait 10 seconds until hear "tick-tock" then release the button. The wet and dry vacuum cleaner, main unit and charging dock will enter holiday mode.
To deactivate holiday mode, you need two steps:
1. Remove the wet and dry vacuum cleaner from the charging dock and press and hold the Power button for 10 seconds. 2. Unplug the power cord and reconnect.
