KIRA B 50

59803520 (11/25)

59803520 (11/25)
Read theses original instructions before using the device for the first time and act in accordance with them.
Keep these operating instructions for future reference or for future owners.
Before using the device for the first time, also read the complete operating instructions, which can be accessed on the device display or downloaded to a smartphone.
This device may contain components licensed under an open source licence and/or developed by third parties. A list of the open source software components present in the device (including copyright holders and licence conditions) can be displayed on the touch screen of the device. To view, open the main menu, go to Settings and open System Info.
These instructions are intended for the user groups Users and Administrator.
Each user can be granted or denied permissions for various device functions via the touch screen of the device.
All descriptions in this manual refer to the standard settings suggested in the device for the respective user group.
This device is suitable for commercial and industrial use, e.g. in hotels, schools, hospitals, factories, shops, offices, and rental companies. Use the device only in accordance with the information in these operating instructions.
The device may only be used for cleaning smooth surfaces that are insensitive to water and polishing.
The device is designed for indoor use.
This device is only suitable for use in dry areas.
The operational temperature range is between +5 °C and +40 °C.
The device is not suitable for cleaning frozen floors (e.g. in cold stores).
The device is suitable for a maximum water height of 1 cm. Do not drive into an area if there is a danger of exceeding the maximum water height.
When using chargers or batteries, only the components approved in the operating instructions may be used. A different combination must be confirmed by the responsible charger and/or battery supplier.
The device is not intended for cleaning public traffic routes.
The device must not be used on pressure-sensitive floors. Take into account the permissible load per unit area of the floor. The load per unit area caused by the device is specified in the technical data.
The device is not suitable for use in potentially explosive environments.
The device is approved for operation on surfaces with a maximum slope (see chapter "Technical Data").
Before using the device for the first time, read and observe these operating instructions and the complete operating instructions (in the device display).
Operate the device only when the hood and all covers are closed.
Press the emergency-off button for immediate shutting down in an emergency.
Only operate the device on surfaces that do not exceed the maximum permitted slope (see the "Technical data" section).
Do not place any part of your body between the docking station and the device during the docking process.
Indication of an imminent threat of danger that will lead to severe injuries or even death.
Indication of a potentially dangerous situation that may lead to severe injuries or even death.
Indication of a potentially dangerous situation that may lead to minor injuries.
Indication of a potentially dangerous situation that may lead to damage to property.
Wear suitable gloves when working with the device.
Risk of asphyxiation. Keep packaging film out of the reach of children.
Only use the device for its proper use. Take into account the local conditions and beware of third parties, in particular children, when working with the device.
The device is not intended for use by persons with restricted physical, sensory or mental abilities or those lacking in experience and / or lacking in knowledge.
Only people who have been instructed on how to use the device, or have proven their ability to operate it, and have been explicitly instructed to use it, must use the device.
Children must not operate the device.
Children must be supervised to prevent them from playing with the appliance.
Keep children and unauthorised persons away from the device.
Safety devices are provided for your own protection. Never modify or bypass safety devices.
Risk of injury from petrol cap!
Risk of crushing limbs due to unexpected closing of the petrol cap.
Open the petrol cap as far as it will go to avoid accidental closing.Close the petrol cap only when there are no limbs between the tank and the petrol cap.The voltage indicated on the type plate must match the voltage of the power source.
Never touch the mains plug and socket with wet hands.
Only connect protection class I devices to properly earthed power sources.
For safety reasons we recommend operating the device only via a fault current protection switch (maximum 30 mA).
Switch off the device immediately in the event of leaks.
In the case of any foam formation or escaping liquids, switch off the device immediately and remove the mains plug from the docking station or the charger.
Check that the mains connection cable with mains plug is undamaged each time before using the device. To avoid any possible danger, a damaged mains connection cable must be immediately replaced by the manufacturer, or the authorised customer service department or a qualified electrician.
Do not damage the power supply and extension cable by running over it, crushing or yanking it or similar. Protect the power supply cable from heat, oil and sharp edges.
Only use the mains connection cable prescribed by the manufacturer, including when replacing the cable. For order no. and type see operating instructions.
Do not allow the mains connection to come into contact with rotating brushes.
Only replace couplings on the power supply or extension cable with those with the same splash guard and the same mechanical strength.
Before startup, check the device as described in the chapter "Checking the device".
Observe the rules for autonomous operation as described in the chapter "Rules for autonomous operation".
When using the device in hazard zones (e.g. service stations), adhere to the respective safety regulations.
Operation in explosive atmospheres is prohibited.
Never spray or vacuum fluids, flammable gases, explosive dusts as well as undiluted acids and solvents. These include petrol, paint thinners or heating oil, which can form explosive vapours or mixtures through suction air turbulence, also acetone, undiluted acids and solvents because these attack the materials used in the machine.
Never use the device to extract any burning or smouldering objects.
Never use the device to vacuum up people or animals.
Do not use the device on slippery floors.
On inclined surfaces, do not exceed the value for the angle of inclination to the side and in the travel direction in the operating instructions.
Wear tight-fitting clothing to avoid being caught by rotating parts (no tie, no long, wide skirt, etc.).
Users must be adequately instructed in the use of the device.
Check the device and the accessories each time before operation, in particular the mains connection and extension cable, to make sure it is safe and working correctly. Pull out the mains plug in case of any damage and do not use the device.
Do not transport passengers with the device.
Never open the cover while the motor is running.
The device is not suitable for sucking dust that is harmful to health.
Do not operate the device at temperatures below 0 °C.
The device is not a vacuum cleaner. Do not extract more liquid than you sprayed. Never use the device for extracting dry dirt.
The device is only suitable for use on the coats listed in the operating instructions.
The device is suitable for damp to wet soil up to 1 cm water height. Do not drive into areas where the water height is more than 1 cm.
Observe the legal regulations when disposing of waste water and brine.
Do not use the device outdoors.
Keep the detergent out of the reach of children.
Never use the recommended detergents undiluted. These products are operationally safe since they do not contain any acids, alkali or substances that are harmful to the environment. Should detergents come into contact with eyes, rinse these out immediately and thoroughly using water and seek medical attention immediately. The same applies if detergents are swallowed.
Only use the detergents recommended by the manufacturer and observe the application, disposal and warning instructions of the detergent manufacturers.
Lithium-ion batteries are built into this device. These are subject to special criteria. Removal and installation as well as testing of defective batteries may only be carried out by Kärcher customer service or a qualified specialist.
For storage and transport instructions, please contact your Kärcher Customer Service.
Modifications and alterations to the device are not permitted.
You must not open the battery, there is a danger of a short circuit. Irritating vapours or corrosive liquids can also escape.
Do not expose the battery to strong sunlight, heat or fire. There is a danger of explosion.
Do not operate the charger in an explosion-hazard environment.
Do not use a dirty or wet charger.
Ensure sufficient ventilation during the charging process.
Danger of explosion. Keep naked flames away from the battery or the battery charging room, and do not generate sparks or smoke in the vicinity of a battery of a battery charging room.
Danger of explosion. Do not place any tools or objects on the battery, i.e. on the end poles and cell connectors.
Check the device and the mains cable for damage before each use. Do not use damaged devices and have damaged parts repaired by qualified personnel only.
Keep children away from batteries and charger.
Do not charge damaged batteries. Have damaged batteries replaced by Kärcher customer service.
Do not throw a defective battery in the household rubbish. Inform Kärcher Customer Service.
Avoid contact with fluid leaking from defective batteries. In case of accidental contact, rinse the liquid with water. In case of contact with the eyes, consult a doctor as well.
Be sure to observe these operating instructions. Adhere to the recommendations of the legislature regarding the handling of batteries.
The mains voltage must match the voltage indicated on the type plate of the device.
Operate the battery only with this device. It is forbidden and dangerous to use it for other purposes.
Unsuitable brushes endanger your safety. Only use the brushes supplied with the device or brushes recommended in the operating instructions.
Before cleaning, service, replacing parts and switching over to another function, you must switch off the device and remove the ignition key. Disconnect the mains plug on mains-operated devices. On battery-operated devices, pull the battery plug or disconnect the battery.
Have repair work, installation of spare parts and work on electrical components carried out by the authorised customer service only.
Repairs may only be carried out by approved customer service sites or staff qualified in this area who are familiar with all relevant safety instructions.
For wet application, the water level limiting device in the waste water tank must be cleaned regularly and checked for damage.
Pay attention to the safety inspection for mobile devices for industrial use in accordance with the locally applicable regulations
Short-circuits or other damage. Do not clean the device with a hose or high-pressure water jet.
Only use accessories and spare parts which are approved by the manufacturer. Only original accessories and original spare parts ensure that the appliance will run fault-free and safely.
Shut the motor down prior to transportation. Secure the device, taking into account its weight. See chapter Technical data in the operating instructions.
Missing or modified safety devices
Safety devices are provided for your own protection.
Never modify or bypass safety devices.The safety functions of the device are not affected in the absence of a network connection.
If the emergency off button is pressed, all cleaning and driving functions are stopped immediately.
The device stops if both safety switches are released during manual operation.
In autonomous operation, actuation of a safety switch triggers an operating pause of 10 seconds.
The distance sensors detect obstacles and cause the device to circumnavigate the obstacles. The distance sensors comply with laser protection class 1 according to IEC 60825-1:2014.
The optical sensors detect obstacles and cause the device to circumnavigate the obstacles. The optical sensors comply with laser protection class 1 according to IEC 60825-1:2014.
This device is suitable for commercial and industrial use, e.g. in hotels, schools, hospitals, factories, shops, offices, and rental companies.
Users must be adequately instructed in the use of the docking station.
Use the docking station in dry areas only.
Unplug the docking station mains plug from the mains socket before carrying out any maintenance work.
Prevent the mains cable of the docking station from coming into contact with the rotating brushes of the floor cleaner.
Use the docking station indoors only
Store the docking station indoors only.
Observe the following warnings when handling the batteries:
![]() | Observe notes in the instructions for the battery, on the battery and in these operating instructions. |
![]() | Wear eye protection. |
![]() | Keep acids and batteries away from children. |
![]() | Risk of explosion |
![]() | Fire, sparks, open flames and smoking are prohibited. |
![]() | Risk of acid burns |
![]() | First aid. |
![]() | Warning |
![]() | Disposal |
![]() | Do not throw batteries in the bin. |
The packing materials can be recycled. Please dispose of packaging in accordance with the environmental regulations.
Electrical and electronic devices contain valuable, recyclable materials and often components such as batteries, rechargeable batteries or oil, which - if handled or disposed of incorrectly - can pose a potential danger to human health and the environment. However, these components are required for the correct operation of the device. Devices marked by this symbol are not allowed to be disposed of together with the household rubbish.
Current information on content materials can be found at: www.kaercher.de/REACH
Only use original accessories and original spare parts. They ensure that the appliance will run fault-free and safely.
Information on accessories and spare parts can be found at www.kaercher.com.
Check the contents for completeness when unpacking. If any accessories are missing or in the event of any shipping damage, please notify your dealer.
The warranty conditions issued by our sales company responsible apply in all countries. We shall remedy possible malfunctions on your device within the warranty period free of cost, provided that a material or manufacturing defect is the cause. In a warranty case, please contact your dealer (with the purchase receipt) or the next authorised customer service site.
(See overleaf for the address)








Control elements for the cleaning process are yellow.
Control elements for maintenance and servicing are light grey.
![]() | Detergent tank filling level 100% |
![]() | Detergent tank filling level 50% |
![]() | Detergent tank filling level 25% |
![]() | Detergent filling opening |
![]() | Unlocking button for brush replacement |
![]() | First lift the coarse dirt basket, then pull it out (for BR variant) |
![]() | Waste water drain hose |
![]() | Water inlet |
![]() | Drain for fresh water |
![]() | Mains plug for charging the battery |
![]() | Lashing point for transport |
![]() | Fresh water inlet |
Remove the cardboard box together with the wooden reinforcing timbers from the wooden base.
Remove the strap.
Unscrew the 4 wooden blocks on the left and right of the wooden base.

Unscrew and remove the 2 beams from the wooden base.

Unscrew the 3 boards from the wooden base.

Use the boards and the beams to lay a ramp behind the wooden base.

Fix the boards and the beams with the previously removed screws.
Pull the device backwards down the ramp from the wooden base.
The battery is automatically charged when operating with a docking station.
Without docking station:
Open the door of the device compartment.

Pull out the charging cable.
If the device does not have a charging cable, plug a mains cable with an IEC plug into the mains socket on the docking port.

Plug the mains plug of the charging cable into a mains socket.
The charging process begins automatically.
The charging state is displayed on the touch screen.
The device cannot be used during the charging process.
The charging process takes about 8 hours when the battery is fully discharged.
Unplug the mains plug from the socket after the charging process has finished.
Stow the mains cable in the device compartment or unplug the power cable from the docking port.
If it is no longer possible to restart the system properly, the RESET button can be used to completely disconnect the system from the power supply and restart it.
Remove the cover.
Remove the detergent tank.

Press and hold the RESET button for approx. 10 seconds.

The system is now completely disconnected from the power supply.
Press the Power-On button to start up the device.
The system now boots up.
Insert the detergent tank again.
Attach the cover again.
After startup, the operating instructions of the device can be displayed on the touch screen. If the operating instructions are also downloaded to a smartphone, the operating steps can be read in parallel with the operation.
Scan the following code on the smartphone and follow the instructions to download the operating instructions.
The fresh water tank is automatically charged when operating with a docking station.
Risk of injury from petrol cap!
Risk of crushing limbs due to unexpected closing of the petrol cap.
Open the petrol cap as far as it will go to avoid accidental closing.Close the petrol cap only when there are no limbs between the tank and the petrol cap.Pivot the waste water tank lid upwards.
Connect the water supply hose to the hose coupling on the device. Observe the maximum water temperature of 50 °C!

Close the waste water tank cover.
Open the water inlet.
Filling stops automatically when the fresh water tank is full.
Risk of injury from petrol cap!
Risk of crushing limbs due to unexpected closing of the petrol cap.
Open the petrol cap as far as it will go to avoid accidental closing.Close the petrol cap only when there are no limbs between the tank and the petrol cap.Pivot the waste water tank lid upwards.
Insert the water supply hose into the filling opening. Observe the maximum water temperature of 50 °C!

Open the water inlet.
Observe the filling level and turn off the water supply when the tank is full.
Risk of damage
Use only recommended detergents. With other detergents, you are liable for the increased risk in terms of operational safety, risk of accident and reduced service life of the device. Use only detergents free of solvents, salt and hydrofluoric acid. Adhere to the safety instructions stated on the detergent packaging.Do not use strong foaming detergents.
Observe dosing instructions.
Recommended detergents:
Application | Detergent |
|---|---|
Maintenance cleaning of all water-resistant floors | APPROX 50 C RM 756 |
Maintenance cleaning with care components | RM 746 RM 780 |
Maintenance cleaning and basic cleaning of industrial floors | RM 69 |
Maintenance cleaning of glossy coverings | RM 755 |
Maintenance cleaning and basic cleaning of fine stone tiles | RM 753 |
Maintenance cleaning and basic cleaning of acid-resistant coverings | RM 751 |
Cleaning and disinfection | RM 732 |
Basic cleaning of all alkali-resistant floor coverings | RM 752 |
Basic cleaning and de-coating of alkali-sensitive floors | RM 754 |
Open the lid of the detergent filling opening.

Fill with detergent.
Note:
For quick detergent change, the detergent tank can be removed and exchanged with another detergent tank.

Remove the detergent tank lid.
Unscrew the detergent tank cap and remove the detergent using the filling level sensor.
Pull the detergent suction hose with filter out of the detergent tank.
Remove the detergent tank from the device.
Fit the new detergent tank into the device.
Insert the detergent suction hose with filter into the detergent tank.
Fit the detergent filling level sensor into the detergent tank.
Screw on the cap.
Replace the detergent tank lid.
Push the suction bar in the suction bar mount.

Tighten the wing screws.
Fit the suction hose onto the hose union.
The inclination of the suction bar is set at the factory. It only needs to be readjusted if the air bubble in the level indicator is not between the two marks when the suction bar is lowered on level ground.
Unscrew the nut.

Adjust the twist grip so that the air bubble of the spirit level is between the two lines when the suction bar is lowered.
Tighten the nut again.
The height adjustment affects the bending of the suction lips on contact with the floor.
Standard setting: 3 washers above, 3 washers below the suction bar.
Uneven floor: 5 washers above, 1 washer below the suction bar.
Very smooth floor: 1 washer above, 5 washers below the suction bar.
Unscrew the screw.

Thread the desired number of washers onto the screw above the suction bar.
Insert the screw through the spacer roller holder.
Thread the remaining washers onto the screw below the spacer roller.
Screw the screw into the suction bar and tighten.
Repeat the entire procedure at the second spacer roller.
Set both spacer rollers to the same height.
Danger of accident
A damaged or defective device can lead to accidents during operation.
Check the device before use and report any damage or malfunctions to the person responsible.Do not use the device if it is damaged or malfunctions.Check the device for leaks.
Check the functionality of the emergency-off button.
Check both safety switches for function (does the device brake when both safety switches are released in manual operation?).
Danger of accident due to defective safety switches
Shut the device down immediately if one or both safety switches do not reliably return to the non-actuated position.Check the sensors for soiling, clean if necessary.
Restart the device.
Check the function of the sensors (does the device detect obstacles?).
Unlock the emergency stop button by pulling it.
Press the start button.
The device starts up.
Wait until the log-in screen is displayed on the touch screen.

Administrator: Can use the full range of functions of the device and has all user permissions.
Service: Only available for Customer Service.
Users: Can use the range of functions defined by the permissions granted by Administrator.
Create a new user profile.
Assign a password.

The executable functions are displayed in the main menu.

The operating instructions enclosed with the device only cover the activities for startup and a troubleshooting guide in case of a defective touch screen.
The complete operating instructions can be called up and displayed on the touch screen after the device has been started up.
Press the "Service" button in the main menu.
Press the "Operating manual" button
The operating instructions are displayed on the touch screen.
In manual operation, the device is guided by the operator over the surface to be cleaned.
Select the "Manual cleaning" function on the touch screen.

Operate and hold a safety switch.
Push the device to the operating location.
Let go of the safety switch.
Select the desired settings for water quantity, detergent dosage, brush power and suction power.
Activate the required functions (suction, cleaning head, side brush).
The activated functions are highlighted in green.
The side brush can only be activated when the cleaning head is switched on.
Operate and hold a safety switch.
Push the device over the surface to be cleaned.
Deactivate the cleaning head and the side brush.
Continue a short distance to suck out residual water.
Deactivate the suction.
The waste water tank is automatically charged when operating with a docking station.
Without docking station:
Dirt and detergents in the waste water can potentially harm your health or pollute the environment.
Observe the locally applicable regulations on the handling of waste water.Open the door of the device compartment.

Remove the drain hose from the support.
Lower the drain hose over a suitable collection device.
Press the dosing unit together or kink the hose.
Open the cover.
Control the flow of waste water by applying pressure or kinking the dosing device hose.
Rinse the waste water tank.
Close the cover.
Press the drain hose into the holder on the device.
Open the door of the equipment compartment.
Position the device over a water drain.
Unscrew the fresh water tank cap.

Allow the water to drain.
If necessary, remove and clean the sieve.
Install the sieve again.
Unscrew the fresh water tank cap.
Align the cap so that the hose connection is at the bottom.
Failure to observe the weight
Risk of injury and damage
Be aware of the weight of the device during transport and storage.Do not drive on slippery floors or ramps.Empty the waste water tank and the fresh water tank.
When transporting in vehicles, secure the device against slipping and tipping over according to the applicable guidelines.

Failure to observe the weight
Risk of injury and damage
Be aware of the weight of the device during transport and storage.Store the device indoors only.
Inadvertently starting up of the unit, touching live components
Risk of injury, electric shock
Before doing any work, disconnect the Device from the docking station or pull the Mains plug.Risk of damage
Do not spray the device with water. Do not use aggressive detergents.Note: Maintenance work marked with "##" is carried out automatically if a docking station is present.
## Drain the waste water.
## Rinse the waste water tank.
Clean the turbine screen.
Remove the coarse dirt filter from the waste water tank and clean it.
Clean the outside of the device with a cloth and mild washing lye.
Check the fluff filter and clean if necessary.
Remove the coarse dirt basket from the cleaning head and clean.
Clean the water distribution strip on the cleaning head.
Clean the suction lips in the suction bar and check for wear. Turn or replace the worn suction lips.
Check the correct fit of the suction lips in the suction bar. If necessary, reinsert the suction lips correctly into the grooves of the suction bar.
Clean the squeegee blades on both sides of the cleaning head and check for wear. Replace worn squeegee blades.
Check the brushes for wear and tear. Replace worn brushes.
Note: The roller brushes are worn out if the yellow indicator bristles are the same length as the other bristles.
## Charge the battery.
Clean the sensors with a moist microfibre cloth. If necessary, use additional glass cleaner.
## When used regularly, charge the batteries fully and without interruption at least once a week.
Clean the seals between the waste water tank and the cover.
Check the sealing between the waste water tank and the cover, replace the seal if necessary.
Clean the brush tunnel.
Clean the fresh water filter.
For long periods of disuse, only park and store the device when the batteries are fully charged. Fully charge the batteries at least once a month.
Have the prescribed inspection performed by Customer Service.
Danger from electric shock.
Before working on the docking station, unplug the Mains plug from the power outlet.
Remove the cover.
Check the float switch and float, clean if necessary.
Clean the waste water collection tray and rinse it with water.
Attach the cover.
Den Position code clean with a damp cloth.
Check the male docking port for ease of movement.
For suitable use of the docking station, an open space in front of the docking station 2x2 m2 to provide for
Various maintenance work is stored as animations in the device and can be called up on the touch screen.
Press the "Service" button in the main menu.
Press the "Maintenance instructions" button.
Touch the maintenance work you are looking for.

Call up the individual steps of the animation with the arrow keys.
Open the waste water tank cover.
Press the locking hooks together.

Pull off the retaining ring.
Pull off the float.
Turn the turbine screen anticlockwise.
Remove the turbine screen.
Clean the turbine screen under running water.
Reinstall the turbine screen.
Attach the float.
Push on the retaining ring and then pull it back to the locking hooks.
In the case of light soiling, it is sufficient to clean the turbine screen when it is installed.
Open the waste water tank cover.

Pull the coarse dirt filter upwards and off.
Rinse off the coarse dirt filter under running water.
Reinsert the coarse dirt filter into the waste water tank.
Drain the fresh water (see chapter "Draining fresh water").
Unscrew the fresh water tank cap.

Pull out the fresh water filter and rinse with clean water.
Insert the fresh water filter.
Fit the fresh water tank lock.
Note: Take care to ensure that the hose connection in the fresh water tank cap is positioned at the lowest point in the tank after screwing the cap in place.
Loosen the two wing screws
Remove the suction bar from the device.

Pull the suction hose off the suction bar.
Rinse the underside of the suction bar with water.
Wipe the suction lips clean with a cloth.
Fit the suction bar on the device.
Tighten the two wing screws.
Connect the suction hose to the suction bar.
The suction lips are turned or replaced when they are worn down to the wear mark.

Remove the suction bar from the device.
Unscrew the star grips.

Remove the sleeves and the deflection rollers.
Pull off the end pieces.
Pull off the suction lips in the longitudinal direction.
Push new or turned suction lips into the suction bar.
Push on the end pieces.
Fit the deflection rollers and the sleeves.
Screw in and tighten the star grips.
Open the coarse dirt basket door.

Lift the coarse dirt basket and pull it out.
Empty the coarse dirt basket and clean it if necessary.
Replace the coarse dirt basket.
Empty the waste water tank. Leave the drain hose with the lid open over the water drain.
Open the "Service" menu on the touch screen.
Start the "Tank rinsing" function.
Risk of injury from petrol cap!
Risk of crushing limbs due to unexpected closing of the petrol cap.
Open the petrol cap as far as it will go to avoid accidental closing.Close the petrol cap only when there are no limbs between the tank and the petrol cap.Open the waste water tank cover.
Connect a water supply hose to the hose coupling on the device.
Close the cover of the waste water tank.
Open the water inlet.
Carry out the rinsing process for approx. 30 seconds.
Close the water inlet.
Exit the "Tank rinsing" function.
Unscrew the water supply hose from the device.
Close the waste water drain hose and press it into the support.
Open the door of the equipment compartment.
Empty the waste water tank. Leave the drain hose with the lid open over the water drain.
Risk of injury from petrol cap!
Risk of crushing limbs due to unexpected closing of the petrol cap.
Open the petrol cap as far as it will go to avoid accidental closing.Close the petrol cap only when there are no limbs between the tank and the petrol cap.Open the waste water tank cover.
Manually rinse the waste water tank using a water hose.
Close the waste water drain hose and press it into the support.
Open the door of the equipment compartment.
Open the coarse dirt basket door.

Lift the coarse dirt basket and pull it out.
Lift up the water distribution strip and pull it out.
Clean the water distribution strip.
Fit the water distribution strip again.
Insert the coarse dirt basket.
Press the push button and pivot the collision guard bar to the side.

Press the unlocking button.

Swing out the bearing cover.
Pull out the roller brushes.
Note: The roller brushes are worn out if the yellow indicator bristles are the same length as the other bristles.
Fit new roller brushes and centre them on the drivers by turning them back and forth.
Pivot back the bearing cover and latch the end caps of the roller brushes in the bearing cover.
Lift the squeegee blade then pivot back the collision guard and latch it in place.
Raise the cleaning heads (see chapter: "Service functions menu" in the enclosed software manual "KIRA B-Range Software" part number manual: 5.980-324.0).
Press the push button.
Lift the side skirt driver and swivel the collision guard to the side.

Press the unlocking lever down beyond the resistance.

Pull the right disc brush sideways and out from underneath the cleaning head.
Open the sweep bin flap.

Press the unlocking lever down beyond the resistance.
Pull the left disc brush sideways and out from underneath the cleaning head.
Note: The disc brushes are worn out if the indicator bristles are the same length as the other bristles.
Position the new disc brushes on the floor under the cleaning heads.
Lower the cleaning heads and engage (see chapter: "Service functions menu" in the enclosed software manual "KIRA B-Range Software" part number manual: 5.980-324.0).
Close the sweep bin flap.
Lift the side skirt driver and swivel the collision guard back and engage.
Unscrew the 3 screws.

Remove the squeegee blade together with the holder.
Remove the worn squeegee blade from the holder.
Thread the new squeegee blade onto the pins of the holder.
Reattach the holder together with the squeegee blade to the device.
Repeat the entire procedure at the other side.
Unscrew the screws (2x).

Remove the squeegee blade together with the holder.
Unscrew the screws (3x).
Remove the worn squeegee blade from the holder.
Secure the new squeegee blade to the holder with the screws (3x).
Reattach the holder together with the squeegee blade to the device.
Repeat the entire procedure at the other side.
Unscrew the screws (3x).

Remove the holder.
Remove the worn squeegee blade.
Thread the new squeegee blade onto the pins.
Reattach the holder to the device.
Unscrew the wing screw.

Remove the side brush.
Fit the new side brush.
Screw in and tighten the wing screw and washer.
Clean all sensors shown in the illustration with a damp microfibre cloth. If necessary, use additional glass cleaner.

After cleaning, restart the device.
Inadvertently starting up device
Risk of injury, electric shock
Switch the device off before working on it.Unplug the mains plug or disconnect the device from the docking station .Drain and dispose of the waste water and fresh water.
Contact Customer Service in the case of malfunctions that cannot be corrected using this table.
The device cannot be started
Remedy:
Unlock the emergency-off button on the upper side of the unit by turning it.
Check the battery and charge if necessary.
Check that the battery terminals are correctly connected.
General | |
Autonomous travel speed (max.) | 4,3 km/h |
Manual travel speed manual (max.) | 5,5 km/h |
Autonomous theoretical surface coverage | 2578 m2/h |
Manual theoretical surface coverage | 3297 m2/h |
Surface coverage per tank filling | 1833 m2/h |
Fresh/waste water tank volume | 55 l |
Coarse dirt basket volume | - l |
Detergent tank volume (Option Dose) | 5 l |
Detergent dosing | 0...3 % |
Water dosing | 0...2,7 l/min |
Dimensions | |
Length | 1062 mm |
Width without suction bar | 750 mm |
Width suction bar | 790 mm |
Amount | 1161 mm |
Working Width | 600 mm |
Working Width with side brushes | - mm |
Autonomous passage width (min.) | 1000 mm |
Autonomous edge clearance (min.) | 100 mm |
Packaging dimensions lxwxh | 1165x880x1395 mm |
Tyres | |
Front wheel, width | 32 mm |
Front wheel, diameter | 100 mm |
Rear wheel, width | 80 mm |
Rear wheel, diameter | 200 mm |
Weight | |
Approved total weight | 285 kg |
Net weight (transport weight) | 236 kg |
Brush pressure, max. | 273 (27,8) N (kg) |
Brush contact pressure, max. | 1962 (20,0) N / m2 (g / cm2) |
Surface pressure | |
Steering roller | 0,61 N/mm2 |
Rear wheel | 0,53 N/mm2 |
Device performance data | |
Number of batteries | 2 |
Nominal voltage, Li-Ion | 25,6 V |
Battery capacity, Li-Ion | 160 Ah (5 h) |
Mean power input | 1600 W |
Driving motor power | 2x280 W |
Suction Turbine Power | 630 W |
Brush Drive Power | 2x450 W |
Running time with full battery | 3,5 h |
Protection type | IPX3 |
Suction | |
Suction Power, Airflow | 16,8...22,2 l/s |
Negative Pressure (max.) | 10,1...13,2 (101...132) kPa (mbar) |
Cleaning Brushes | |
Brush Diameter | 2x300 mm |
Brush length | - mm |
Brush rotation speed | 150 1/min |
Internal charger | |
Rated voltage | 100...240 V |
Current consumption | 9,9-4,7 A |
Power input | 0,9-1,1 kW |
Frequency | 50-60 Hz |
Power | 960 W |
Charging current | 40 A |
Battery charging time | 5,25 h |
Environmental conditions | |
Permissible temperature range | 5...40 °C |
Water temperature max. | 50 °C |
Filling system water pressure | 1 (10) MPa (bar) |
Waste water tank flushing system water pressure | 1 (10) MPa (bar) |
Relative humidity | 20...90 % |
Incline | |
Max. working area slope | 6 % |
Determined values according to EN 60335-2-72 | |
Hand-arm vibration value | 0,3 m/s2 |
Uncertainty K | 0,2 dB(A) |
Sound level LpA | 69 dB(A) |
Uncertainty KpA | 2 dB(A) |
Sound power level LWA + Uncertainty KWA | 84 dB(A) |
General | |
Autonomous travel speed (max.) | 4,3 km/h |
Manual travel speed manual (max.) | 5,5 km/h |
Autonomous theoretical surface coverage | 2365 m2/h |
Manual theoretical surface coverage | 3025 m2/h |
Surface coverage per tank filling | 1833 m2/h |
Fresh/waste water tank volume | 55 l |
Coarse dirt basket volume | 2 l |
Detergent tank volume (Option Dose) | 5 l |
Detergent dosing | 0...3 % |
Water dosing | 0...2,7 l/min |
Dimensions | |
Length | 1062 mm |
Width without suction bar | 750 mm |
Width suction bar | 790 mm |
Amount | 1161 mm |
Working Width | 550 mm |
Working Width with side brushes | 768 mm |
Autonomous passage width (min.) | 1000 mm |
Autonomous edge clearance (min.) | 100 mm |
Packaging dimensions lxwxh | 1165x880x1395 mm |
Tyres | |
Front wheel, width | 32 mm |
Front wheel, diameter | 100 mm |
Rear wheel, width | 80 mm |
Rear wheel, diameter | 200 mm |
Weight | |
Approved total weight | 285 kg |
Net weight (transport weight) | 230 kg |
Brush pressure, max. | 181 (18,5) N (kg) |
Brush contact pressure, max. | 7858 (80,1) N / m2 (g / cm2) |
Surface pressure | |
Steering roller | 0,61 N/mm2 |
Rear wheel | 0,53 N/mm2 |
Device performance data | |
Number of batteries | 2 |
Nominal voltage, Li-Ion | 25,6 V |
Battery capacity, Li-Ion | 160 Ah (5 h) |
Mean power input | 1600 W |
Driving motor power | 2x280 W |
Suction Turbine Power | 630 W |
Brush Drive Power | 600 W |
Running time with full battery | 3,5 h |
Protection type | IPX3 |
Suction | |
Suction Power, Airflow | 16,8...22,2 l/s |
Negative Pressure (max.) | 10,1...13,2 (101...132) kPa (mbar) |
Cleaning Brushes | |
Brush Diameter | - mm |
Brush length | 550 mm |
Brush rotation speed | 1350 1/min |
Internal charger | |
Rated voltage | 100...240 V |
Current consumption | 9,9-4,7 A |
Power input | 0,9-1,1 kW |
Frequency | 50-60 Hz |
Power | 960 W |
Charging current | 40 A |
Battery charging time | 5,25 h |
Environmental conditions | |
Permissible temperature range | 5...40 °C |
Water temperature max. | 50 °C |
Filling system water pressure | 1 (10) MPa (bar) |
Waste water tank flushing system water pressure | 1 (10) MPa (bar) |
Relative humidity | 20...90 % |
Incline | |
Max. working area slope | 6 % |
Determined values according to EN 60335-2-72 | |
Hand-arm vibration value | 0,3 m/s2 |
Uncertainty K | 0,2 dB(A) |
Sound level LpA | 69 dB(A) |
Uncertainty KpA | 2 dB(A) |
Sound power level LWA + Uncertainty KWA | 84 dB(A) |
Radio technology | Band | Frequency | Transmission power |
|---|---|---|---|
WLAN | 2412 - 2472 | max. 100 | |
LTE | B1 | 1920 - 1980 | max. 250 |
B7 | 2500 - 2570 | max. 250 | |
B8 | 880 - 915 | max. 250 | |
B20 | 820 - 832 | max. 250 | |
B38 | 2570 - 2620 | max. 250 | |
B41 | 2496 - 2690 | max. 250 |
EU Declaration of Conformity |
We hereby declare that the product named below complies with the relevant provisions of the directives and regulations listed. This declaration is invalidated by any changes made to the product that are not approved by us. The manufacturer shall bear sole responsibility for issuing of this declaration of conformity.
Product: Floor cleaner
Type: 1.533-xxx
Directives and Regulations2006/42/EC (+2009/127/EC)
2014/53/EU
2011/65/EU
Harmonised standards usedEN 60335-1
EN 60335-2-29
EN 60335-2-72
EN 62311: 2008
EN 55012: 2007 + A1: 2009
EN 61000-6-2: 2005
EN 61000-6-3: 2007 + A1:2011
EN 61000-3-2: 2014
EN 61000-3-3: 2013
EN IEC 63000: 2018
EN 300 328 V2.2.2
EN 301 908-1 V15.2.1
EN 301 908-2 V13.1.1
EN 301 908-13 V13.3.1
EN 18031-1:2024
EN 18031-2:2024
Additional implemented standardEN IEC 63327:2021
IEC 60335-2-72:2021
EN IEC 60335-1:2023+A11:2023
Name and addressDocumentation supervisor:
S. Reiser
Alfred Kärcher SE & Co. KG
Alfred-Kärcher-Str. 28 - 40
71364 Winnenden (Germany)
Tel.: +49 7195 14-0
Fax: +49 7195 14-2212

Winnenden, 2025/12/01
The undersigned act on behalf of and with the authority of the Board of Directors.
Alfred Kärcher SE & Co. KG
Alfred-Kärcher-Str. 28 - 40
71364 Winnenden (Germany)
Ph.: +49 7195 14-0
Fax: +49 7195 14-2212
EU Declaration of Conformity (UK) |
We hereby declare that the product named below complies with the relevant provisions of the directives and regulations listed. This declaration is invalidated by any changes made to the product that are not approved by us. The manufacturer shall bear sole responsibility for issuing of this declaration of conformity.
Product: Floor cleaner
Type: 1.533-xxx
Directives and RegulationsS.I. 2008/1597 (as amended)
S.I. 2017/1206 (as amended)
S.I. 2012/3032 (as amended)
Designated standards usedEN 60335-1
EN 60335-2-29
EN 60335-2-72
EN 62311: 2008
EN 55012: 2007 + A1: 2009
EN 61000-6-2: 2005
EN 61000-6-3: 2007 + A1:2011
EN 61000-3-2: 2014
EN 61000-3-3: 2013
EN IEC 63000: 2018
EN 300 328 V2.2.2
EN 301 908-1 V15.2.1
EN 301 908-2 V13.1.1
EN 301 908-13 V13.3.1
-
-
Additional implemented standardEN IEC 63327:2021
IEC 60335-2-72:2021
EN IEC 60335-1:2023+A11:2023
Name and addressDocumentation supervisor:
S. Reiser
Alfred Kärcher SE & Co. KG
Alfred-Kärcher-Str. 28 - 40
71364 Winnenden (Germany)
Tel.: +49 7195 14-0
Fax: +49 7195 14-2212

Winnenden, 2025/12/01
The undersigned act on behalf of and with the authority of the Board of Directors.
Alfred Kärcher SE & Co. KG
Alfred-Kärcher-Str. 28 - 40
71364 Winnenden (Germany)
Ph.: +49 7195 14-0
Fax: +49 7195 14-2212

