Roborock S8 Pro Ultra (S81USP) Manual

Product Overview

Robot (Top View)

Mop Only/Child Lock

• Press to start mopping
• Press and hold for 3 seconds to turn on/off the child lock

Power/Clean

• Press and hold to turn the robot on or off
• Press to start cleaning

Power Indicator Light

• White: Battery level ≥ 20%
• Red: Battery level < 20%
• Pulsing: Charging or starting up
• Flashing red: Error

Dock

• Press to return to dock/start emptying
• Press and hold to wash mop

Note: Press any button to stop the robot during cleaning or docking.

1. Vertical Bumper
2. LiDAR Sensor
3. Wall Sensor
4. Charging Contacts
5. Reactive 3D Obstacle Avoidance Sensor
6. Infrared Fill Light

Robot (Bottom View)

1. Cliff Sensors
2. Carpet Sensor
3. Omnidirectional Wheel
4. Side Brush
5. Main Brushes
6. Main Brush Cover
7. Main Wheel

Robot (Upper Cover Open)

1. WiFi Indicator Light
   • Off: WiFi disabled
   • Flashing slowly: Waiting for connection
   • Flashing quickly: Connecting
   • Steady: WiFi connected
2. Reset Button
3. Bumper
4. Mop Wash Sensor
5. Water Tank
6. Self-Filling Port
7. Positioning Button
8. VibraRise Module
9. Air Outlet

VibraRise Mop Cloth Mount

1. Mop Cloth Attachment Slot
2. Vibration Module
3. Mop Cloth Mount

Note: The VibraRise mop cloth mount is non-detachable.

VibraRise Mop Cloth

1. Hook and Loop Pads

Dustbin

1. Cover Latch
2. Filter Cover
3. Dustbin Latch
4. Air Inlet
5. Washable Filter

Power Cable

Dock Base

Disposable Dust Bag

Empty Wash Fill Dock

1. Water Tank Handle
2. Water Tank Lid
3. Dirty Water Tank
4. Dock Location Beacon
5. Self-Filling Port
6. Charging Contacts
7. Washing Strip
8. High-Speed Maintenance Brush
9. Maintenance Brush Latch
10. Dustbin
11. Clean Water Tank
12. Water Tank Latch
13. Status Indicator Light
    • Pulsing: Emptying/Washing Mop
    • Red: Dock error
    • Light off: Powered Off/Charging/Drying
14. Water Filter
15. Air Inlet
16. Dock Base
17. Hot Air Outlet

Power Cable Storage

1. Cable Outlets
2. Cable Slot
3. Power Port

Note: Power cable can exit at either side.

Installation

1. Tidy cables and loose items from the ground and move any unstable, fragile, precious, or dangerous items to prevent personal injury or property damage due to items becoming tangled in, struck by, or knocked over by the robot.
   
2. When using the robot in a raised area, always use a secure physical barrier to prevent accidental falls that may result in personal injury or property damage.
   

Note: When using the robot for the first time, follow it throughout its whole cleaning route and watch for potential problems. The robot will be able to clean by itself in future uses.

Position the charging dock

1. Attach the base by pressing down both sides of the base firmly, and then pressing the connecting part in the middle until you hear a click.
2. Connect the power cable to the back of the dock, and keep the excess cable inside the storage slot.
3. Place the dock on a hard and flat floor (wood/tile/concrete etc.), flat against a wall. Keep at least 0.7 m (2.3 ft) in front and 0.5 m (1.6 ft) above. Make sure the location has good WiFi for a better experience with the mobile app, and then plug it in.
4. more than 0.5 m (1.6 ft)
5. more than 0.7 m (2.3 ft)

Notes:

• If the power cable hangs vertically to the ground, it may be caught by the robot, causing the dock to be moved or disconnected.
• The dock indicator is on when the dock is powered on, and off when the robot is charging.
• The dock indicator turns red if an error occurs.
• Place the dock on a flat floor away from fire, heat, and water. Avoid narrow spaces or locations where the robot may be suspended in the air.
• Placing the dock on a soft surface (carpet/mat) may cause the dock to tilt over and cause problems docking and departing.
• Keep the dock away from direct sunlight or anything that may block the dock location beacon; otherwise, the robot may fail to return to the dock.
• Do not use the dock without a clean water tank, dirty water tank, high-speed maintenance brush, dustbin, dust bag or water filter.
• Maintain the dock according to the maintenance instructions. Do not clean the dock with a wet cloth or tissue.
• All docks are subject to water-based tests before leaving the factory. It is normal that a small amount of water remains in the waterway of the dock.

Power on and charge the robot

Press and hold the button to power on the robot. When the power light goes on, place the robot on the dock to charge. Make sure the charging dock power indicator turns off and a "charging" voice alert sounds. To maintain the performance of the high-performance lithium-ion rechargeable battery pack, keep the robot charged.
Note: The robot may not be turned on when the battery is low. In this case, connect the robot to the dock.

Connecting to the App

This robot supports both Roborock and Xiaomi Home apps. Choose the one that best meets your needs.

1. Download App
   Option 1: Search for "Roborock" in the App Store or Google Play or scan the QR code to download and install the app.

Option 2: Search for "Xiaomi Home" in the App Store or Google Play or scan the QR code to download and install the app.

2. Reset WiFi
   1. Open the top cover and find the WiFi indicator.
   2. Press and hold the and buttons until you hear the "Resetting WiFi" voice alert. The reset is complete when the WiFi indicator flashes slowly. The robot will then wait for a connection.

Note: If you cannot connect to the robot due to your router configuration, a forgotten password, or any other reason, reset the WiFi and add your robot as a new device.

3. Add device
   Open the Roborock App, tap the "Scan to Connect" button or the "Search for device" button, or open the Xiaomi Home app, tap "+" in the top right corner and add the device as instructed in the app.
   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.
   • If the robot waits more than 30 minutes for a connection, WiFi will be automatically disabled. If you want to reconnect, reset the WiFi before proceeding.

Instructions

Filling the Clean Water Tank

Open the clean water tank and fill the tank with water. Close the lid, lock the latch, and fit the tank back in place.
Notes:

• To prevent corrosion or damage, only use the Roborock branded floor cleaner in the water tank.
• To avoid water tank deformation, do not place hot water in the tank.
• If water marks remain on the water tank, wipe them clean before reinstallation.

On/Off

Press and hold the button to turn on the robot. The power indicator will turn on and the robot will enter standby mode. Press and hold the button to turn off the robot and complete the cleaning cycle.
Note: The robot cannot be turned off when it is being charged.

Starting Cleaning

Press the button to start cleaning. The robot will plan its cleaning route according to its scan of the room. It splits a room into zones, first draws out zone edges, and then fills the zone in a zigzag pattern. In so doing, the robot cleans all zones one by one, efficiently cleaning the house.

Notes:

• To allow the robot to automatically vacuum and return to the dock, start the robot from the dock. Do not move the dock during cleaning.
• Cleaning cannot start if the battery level is too low. Allow the robot to charge before starting the cleanup.
• If cleaning is completed in less than 10 minutes, the area will be cleaned twice.
• If the battery runs low during the cleaning cycle, the robot will automatically return to the dock. After charging, the robot will resume where it left off.
• When the mop mount is attached, the robot will retract it when cleaning the carpet. You can also set the carpet as a no-go zone in the app to avoid it.
• Before starting each mopping task, make sure that the VibraRise mop has been properly installed.

Spot Cleaning

Press and hold and buttons simultaneously to start spot cleaning. The robot cleans a 1.5 m (4.9 ft) x 1.5 m (4.9 ft) square area centered on itself.
Note: After spot cleaning, the robot will automatically return to the starting point and enter Standby mode.

Mop Only

Press the button to start mopping only. The main brushes rise and the main brushes and fan stop operating.
Note: Compared with traditional cleaning mode, noise occurred by Mop Only is much lower.

Pause

When the robot is running, press any button to pause it, press the button to resume cleaning, and press the button to send it back to the dock.
Note: Placing a paused robot on the dock manually will end the current cleanup.

Sleep

If the robot is paused for over 10 minutes, it will go to sleep, and the power indicator will flash every few seconds. Press any button to wake the robot up.
Notes:

• The robot will not go to sleep when it is charging.
• The robot will automatically shut down if left in sleep mode for more than 12 hours.

Mop Washing

During cleaning, the robot automatically determines when it should return to the dock for mop washing and water tank refilling to maximize its mopping performance. To manually start washing, tap Wash button in the app or press and hold the button on the robot to send it back. Press any button to stop washing.
Notes:

• To allow the robot to wash the mop automatically, start the robot from the dock and do not move the dock during cleaning.
• Mop washing duration and washing mode can be modified in the app.

Emptying

Auto-emptying will automatically begin when the robot returns to the dock after cleaning. To manually start emptying, press button on the docked robot or tap Empty button in the app. Press any button to stop emptying.
Notes:

• When auto-emptying has been left unused for a long period, empty the dustbin manually and make sure the air inlet is clear for optimal emptying performance.
• Auto emptying can be disabled through the app.
• Avoid frequent manual emptying.

Drying

Drying starts automatically after mop washing or after cleaning are completed. To manually start or stopping drying, tap Drying button in the app.
Notes:

• Drying duration can be modified in the app.
• Auto drying can be disabled through the app.

Charging

After cleaning, the robot will automatically return to the dock to charge. In Pause mode, press the button to send the robot back to the dock. The power indicator will pulse as the robot charges.
Note: If the robot fails to find the dock, it will automatically return to its starting location. Place the robot on the dock manually to recharge.

DND Mode

The default Do Not Disturb (DND) period is from 22:00 to 08:00. You can use the app to disable the DND mode or modify the DND period. When DND mode is activated, the robot will not automatically resume cleanup, the power indicator light will dim, and the volume of the voice prompts will lower.

Child Lock

Press and hold the button to enable/disable the child lock. You can also set it in the app. Once enabled, the robot will not react to button presses when it is stationary. When the robot is cleaning or docking, press any button to stop it.

Error

If an error occurs, the power indicator light on the robot will flash red or status indicator light on the dock will be steady red. A pop-up notification will receive in the app and a voice alert may sound.
Notes:

• The robot will go to sleep automatically if left in a malfunctioning state for over 10 minutes.
• Placing a malfunctioning robot on the dock manually will end the current cleanup.

System Reset

If the robot does not respond when a button is pressed or cannot be turned off, reset the system. Press the Reset button, and the robot will reset automatically.
Note: After resetting the system, scheduled cleaning, WiFi, etc. will be restored to factory settings.

Restore Factory Settings

If the robot does not function properly after a system reset, switch it on. Press and hold the button and at the same time, press the Reset button until you hear the "Restoring factory settings" voice prompt. The robot will then be restored to factory settings.

Routine Maintenance

Main Brushes

* Clean every 2 weeks and replace every 6-12 months.

1. Main Brushes
2. Main Brush Cover
3. Latches
4. Main Brush Bearing
5. Main Brush Caps
6. Turn over the robot and press the latches to remove the main brush cover.
7. Remove the main brushes and pull out the main brush bearing.
8. Pull out the main brush caps.
9. After removing the tangled hair or dirt at both ends of the main brushes, reinstall it.
10. Press on the main brush cover until you hear it lock the brush in place with a click.

Notes:

• Main brushes should be wiped down with a wet cloth and left to dry away from direct sunlight.
• Do not use corrosive cleaning fluids or disinfectants to clean the main brushes.

Side Brush

* Clean monthly and replace every 3-6 months.

1. Unscrew the side brush screw.
2. Remove and clean the side brush.
   Reinstall the brush and tighten the screw.

Omnidirectional Wheel

* Clean as required.

1. Use a tool, such as a small screwdriver, to pry out the axle and take out the wheel.
   Note: The omnidirectional wheel bracket cannot be removed.
2. Rinse the wheel and the axle with water to remove any hair and dirt. Dry and reattach the wheel, pressing it firmly in place.

Main Wheels

* Clean monthly.
Clean the main wheels with a soft, dry cloth.

Dustbin

* Clean as required.

1. Open the top cover of the robot and press the dustbin latch to take out the dustbin.
2. Press the cover latch to open the dustbin cover and remove the washable filter, then empty the dustbin.
3. Fill the dustbin with clean water and close the cover. Gently shake the dustbin, and then pour out the dirty water.
   Note: To prevent blockage, only use clean water without any cleaning liquid.
4. Leave the dustbin and the washable filter to dry.

Washable Filter

* Clean every 2 weeks and replace every 6-12 months.

1. Open the filter cover and remove the filter.
2. Rinse the filter repeatedly and tap it to remove as much dirt as possible.
   Note: Do not touch the surface of the filter with your hands, brush, or hard objects to avoid potential damage.
3. Allow 24 hours for the filter to dry thoroughly and reinstall it.
   Note: Purchase an additional filter and alternate if necessary.

VibraRise Mop Cloth

* Clean as required and replace every 3-6 months.

Remove the VibraRise mop cloth from the VibraRise mop mount. Clean the VibraRise mop cloth and air-dry it.

Note: A dirty VibraRise mop will affect the mopping performance. Clean it before use.

Robot Sensors

* Clean as required.
Use a soft, dry cloth to wipe and clean all sensors, including:

1. Wall Sensor
2. Reactive 3D Obstacle Avoidance Sensor
3. Carpet Sensor
4. Cliff Sensors
5. Mop Wash Sensor

Charging Contact Areas

* Clean as required.
Use a soft dry cloth to wipe the charging contacts on the robot and the dock.

Battery

The robot is equipped with a built-in highperformance lithium-ion rechargeable battery pack. To maintain battery performance, keep the robot charged during normal use.
Note: If the robot will be left unused for a long period, turn it off and charge it at least every three months to avoid battery damage caused by over-discharge.

Moving the Dock

Remove the water tanks and the dustbin before moving the dock. Grip the handle on the back with one hand and the inner side of the front, as shown. Do not grip the base because it is not designed for lifting.

Dirty Water Tank

* Clean as required.
Clean the dirty water tank as needed. Open the dirty water tank lid and pour out the dirty water. Fill the tank with clean water, close the lid, lock it, and shake. Pour out the dirty water. Close the lid and then re-install.

High-Speed Maintenance Brush

* Clean as required and replace every 6-12 months.
Lift the high-speed maintenance brush latch and remove the brush, as shown below. Remove any entangled objects in the highspeed maintenance brush and rinse it clean. Reinstall the brush and latch it in place.

Water Filter

* Clean as required.
Unlock the water filter and remove it from dock. Unlock the filter latch, rinse the filter clean. Use a soft, dry cloth to wipe the cleaning tank, and then reinstall the filter. Press down the filter until you hear it lock with a click.

Replacing the Disposable Dust Bag

* Replace the disposable dust bag when it is full.

1. Lift the dustbin and remove the bag vertically as shown.
   Note: Pulling the dust bag handle to remove the bag will seal the bag to prevent leakage.
2. Discard the dust bag and clean around the filter with a dry cloth.
3. Slot in a new disposable dust bag as shown. Slide until it reaches the bottom of the slot and reinstall the dustbin securely.
   Note: Always install a dust bag before putting back the dustbin top lid to avoid auto-emptying without the bag. You can also disable auto-emptying in the app.

Cleaning the Air Duct

* Clean as required.
Follow the following steps to clean the air duct and avoid blockages.

1. Remove the clean water tank, dirty water tank, and dustbin.
2. Remove the water filter and wipe off any water marks with a cloth.
3. Grasp the sides of the dock base upward to disassemble and check any blockage. Clean the air inlet with a cotton swab if it gets blocked and wipe it with a dry cloth.
4. Carefully place the dock upside down on a hard floor covered with a soft towel.
5. Unscrew the three screws and remove the cover.
6. Wipe the air duct and duct cover with a dry cloth.
7. Reinstall the cover and screw it back in place.

Basic Parameters

Common Issues

Safety Information

Restrictions

• For the purposes of recharging the battery, only use the detachable supply unit roborock EWFD07HRR or EWFD08HRR provided with this product.
• Do not use this product on elevated surfaces without barriers such as the floor of a loft, an open-ended terrace, or on top of furniture.
• To prevent blocking the product and to avoid damage to valuables, remove lightweight items (such as plastic bags) and fragile objects (such as vases) from the floor before cleaning.
• Do not use the product to clean hard or sharp objects (such as decoration wastes, glass and nails).
• The product must be switched off and the plug must be removed from the socket outlet before cleaning or maintaining the product.
• If placing the robot into storage, charge it fully and turn it off before placing it in a cool dry place. Recharge it at least every three months to prevent the battery over discharging.
• Do not place any object near the suction inlet of the dock.
• Do not put fingers into the seam of the dock to avoid possible injury.
• Do not operate the product in a room where an infant or child is sleeping.
• Do not carry the product using a dock base or dustbin.
• Make sure the robot is compatible with the dock, otherwise emptying or charging may fail.
• Do not use the dock to pick up stones, paper scraps, or other objects that may block the air duct. If the air duct gets blocked, clean it immediately.
• Place the dock on a flat floor away from fire, heat, and water. Avoid narrow spaces or locations where the robot may be suspended in air.
• Do not place any object (including children and pets) on the product or dock, or cover it with any item (including dust-proof cover) whether it is in operation or not.
• Do not pick up anything that is burning or smoking, such as cigarettes, matches, or hot ash.
• Do not use the dock to pick up flammable or explosive objects such as fire lighter, gasoline, and toner used in printers or copiers.

Battery and Charging

• Always use a properly grounded power outlet to minimize the risk of electric shock. If such a socket is not available, consult an electrician to make one available.
• In order to avoid a hazard due to inadvertent resetting of the thermal cut-out, this appliance must not be supplied through an external switching device, such as a timer, or connected to a circuit that is regularly switched on and off by the utility.
• Be sure that the supply voltage meets the requirements listed on the dock.
• Only use the power cable provided with the product to prevent potential smoke, heat or fire.
• Do not use the product with any type of power adapter, as this may cause danger and void the warranty.
• If the dock is placed in an area susceptible to thunderstorms or with unstable voltage, take protection measures.
• Unplug the power cable before placing the dock into storage.

International Symbols Explanation
– PROTECTIVE EARTH (Protective Ground) symbol [symbol IEC 60417-5019 (2009-02)]