Read these original operating instructions and the enclosed safety instructions before using the device for the first time. Proceed accordingly.

Keep both books for future reference or for future owners.

This scrubbing and vacuum machine is used for wet cleaning or polishing of level floors.

The device can be adjusted to suit the respective cleaning task by setting the water volume and detergent volume appropriately. The detergent dosage is adjusted by adding detergent to the tank or via a dosing device ("Dose" option).

Brush irrigation is either speed-dependent or constant.

The working width and the capacity of the fresh and waste water tanks (see chapter "Technical data") enable effective cleaning with a long working time.

The device has a drive motor.

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.

• 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").

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.

Before using the device for the first time, read and observe these operating instructions and the accompanying brochure: Safety instructions for brush cleaning devices, No. 5.956-251.0.

The device is approved for operation on surfaces with a specified limited slope (see chapter "Technical Data").

The device may only be operated when the hood and all covers are closed.

For immediate shutdown of all functions: Set the safety switch to "0".

• The device brakes hard when the safety switch is switched off.

• The safety switch acts directly on all device functions

If the operator leaves the seat during work or while driving, the seat switch switches off the engine after a short delay.

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.

---

1. Waste water tank latch
2. Water level indicator
3. Brush replacement pedal
4. Fresh water tank cap
5. Steering wheel
6. Lever for raising/ lowering the suction bar
7. Accelerate pedal
8. Suction bar holder
9. Waste water tank
10. Suction bar
11. Suction hose
12. Float
13. Waste water tank drain hose
14. Fluff filter
15. Waste water tank cap
16. Pedal for raising/ lowering the cleaninghead
17. Daytime running light
18. Battery socket
19. Hose holder
20. Fresh water tank filling
21. Control panel
22. Water adjustment

* optional

• Control elements for the cleaning process are yellow.

• Control elements for maintenance and servicing are light grey.

• When driving through narrow spaces, the suction bar can be removed and hung in one of the openings on the lid of the waste water tank.

• The suction bar can be hung in the recess on the waste water tank for storage.

	Fresh water tank drain opening
	Waste water tank drain opening
	Fresh water tank filling level (100%)
	Fresh water tank filling level (50%)
	Fresh water tank filling level (25%)
	Lashing point
	* Mop holder
	Fresh water filling
	Brush replacement
	Charging plug
	Suction bar holder
	Brush head raising
	Brush head lowering
	Suction bar raising/lowering

* optional

1. Remove the packaging film.

2. Remove the strap.

   ---

   

   1. Strap
   2. Board
   3. Block
   4. Squared timber

3. Unscrew the block, squared timber and boards. The components to be unscrewed are marked in gray in the illustration.

4. Place a ramp in front of the pallet using the unscrewed boards and squared timber and fasten with chipboard screws.

   ---

   

5. Install the batteries if the device was delivered without batteries (see chapter "Before initial startup/batteries").

6. Drive the device forward and off the pallet (see chapter "Operation / Driving").

1. The installation of the brushes is described in the chapter "Maintenance work".

1. Pivot both clamping levers upwards.

   ---

   

   1. Suction hose
   2. Suction bar suspension
   3. Suction bar
   4. Clamping lever

2. Insert the suction bar in the suction bar mount.

3. Pivot both clamping levers downwards.

Lead batteries:

* Minimum volume of battery charging room

** Minimum air flow between battery charging room and environment

The device requires 2 batteries.

Li-ion batteries:

Note

In the case of the device variant with Li-Ion battery, the battery is already installed and connected.

CAUTION

Removing and installing the batteries

Unstable machine position

Ensure that the machine is positioned stably when removing and installing the batteries.

ATTENTION

Incorrect connection polarity

Destruction of the control electronics

Take care to ensure the correct polarity when connecting the batteries.

ATTENTION

Deep discharge

Risk of damage

Charge the batteries before starting the device.

1. Drain the waste water.

2. Unlock the waste water tank and pivot it to the rear.

3. Place the battery in the device.

   ---

   

   170 Ah, 4.039-352.7

   1. Spacer 310x85x70 mm
   2. Spacer 240x55x30 mm

4. Insert the spacers at the locations shown in the picture between the battery and the device.

5. Connect the battery terminals using the connecting cables.

6. Clamp the connecting cable on the (+) and (‑) battery terminals that are still free.

   Note

   For the 170 Ah 4.039-352.7 battery set, attach the connection cable to the negative pole with the insulated pole screw.

7. Connect the device-side battery connector to the battery-side battery connector.

8. Pivot the waste water tank forwards and close it.

Li-Ion batteries are delivered in transport mode and must be activated before initial startup of the device.

1. Charge the battery (see "Initial startup/Charging the battery"), this will end the transport mode.

1. Turn the key-operated switch to "0" and remove the key.

2. Disconnect the battery connector.

3. Drain the waste water.

4. Pivot the waste water tank upwards.

5. Disconnect the device-end cable from the negative terminal at the battery.

6. Disconnect the remaining cables from the battery.

7. Remove the battery.

8. Dispose of the used batteries in accordance with statutory provisions.

The average charging time is approx. 10-15 hours.

The device cannot be used during the charging process.

1. Drive the device directly to the charger and do not drive on slopes.

Before the initial startup, after a service reset or when changing to a different battery type, it is essential to set the charging characteristic.

1. Unlock the waste water tank and pivot it up.

2. Pull out the device-side battery connector.

   ---

   

   1. Battery plug, device side
   2. Battery plug, battery side
   3. Battery plug, charger side

   ---

   

   1. Battery plug, device side
   2. Battery plug, battery side

3. Connect the battery-side battery connector to the charger.

4. Plug the mains plug of the charger into the socket.

5. Carry out the charging process in accordance with the operating instructions for the charger.

6. Connect the device-side battery connector to the battery-side battery connector.

7. Pivot the waste water tank forwards and then close it.

1. Unlock the waste water tank and pivot it up.

2. Plug the mains plug of the internal charger into the mains socket.

   The charging state of the battery is shown on the control panel display.

3. Unplug the charger mains plug from the mains socket after charging.

4. Pivot the waste water tank forwards.

1. Sit in the driver's seat.

2. Insert the Key.

3. Set the key switch to "1".

4. Turn the direction switch to the desired direction.

The daytime running light is in operation when the device is switched on.

1. Switch the device on.

2. Set the travel direction switch to "Forward".

3. Press the accelerator pedal lightly.

   The brake must audibly unlock. The appliance must roll easily on a plane surface.

4. Release the accelerator pedal.

   The brake must be audibly engage.

If this is not the case, take the device out of operation and call Customer Service.

1. Assume a seated position.

2. Insert the Key.

3. Turn the safety switch to "1".

4. Set the direction of travel using the drive direction button on the steering wheel.

5. Specify the travel speed by using speed adjustment on control panel.

6. Release the accelerator pedal.

   The device stops.

The driving motor is switched off in the event of an overload. A fault message appears on the display. If the controller overheats, the affected power unit is switched off.

7. Allow the device to cool down for at least 15 minutes.

8. Set the key switch to “0”, wait briefly and set to the key switch to "1".

1. Open the fresh water tank cap.

2. Fill fresh water (max. 50 °C) to the lower edge of the filling nozzle.

   Note: The fresh water hose can be clamped with the hose holder during filling.

3. Close the fresh water tank lock.

1. Fill the detergent into the fresh water tank.

   Note: The lid for the filling hole of the fresh water tank can be used to measure the detergent. It has a measuring scale marked on the inner side.

Detergent is added to the fresh water on the way to the cleaning head with the help of a dosaging device.

1. Unlock the waste water tank and pivot it up.

2. Open the bottle lid and add detergent into the bottle.

3. Close the bottle lid.

4. Turn on the dosing system using on\off switch.

5. Adjust detergent dosing percentage using the knob.

6. Pivot the waste water tank forwards and close it.

The height adjustment affects the bending of the suction lips on contact with the floor.

1. Push the device a small distance forwards.

2. Compare the bending of the suction lips with the figure below.

   ---

   

   1. Spacer roller with holder
   2. Washer
   3. Screw

3. Unscrew the screw.

4. Insert a sufficient number of washers between the suction bar and spacer roller to create the correct bending of the suction lip.

5. Fit the remaining unused washers above the spacer roller.

6. Screw in and tighten the screw.

7. Repeat the entire procedure at the second spacer roller.

8. Push the device a small distance forwards.

9. Check the bending of the suction lips over the entire length.

10. Repeat the adjustment procedure if necessary.

The inclination must be adjusted so that the suction lips of the suction bar make even contact with the floor over the entire length of the suction bar.

1. Park the device on a surface without a slope.

2. Turn the program switch to the "Vacuum" position.

3. Drive the device a small distance forwards.

4. Read the spirit level.

   ---

   

   1. Screw
   2. Nut
   3. Spirit level

5. Unscrew the nut.

6. Adjust the screw so that the spirit level indicator is between the two lines.

7. Tighten the nut.

8. To check the new setting, move the device forward again a short distance. Repeat the adjustment process if necessary.

9. Turn the key switch to "0".

Set the water quantity at the regulationknob according to the dirt level and thetype of flooring.

• Lower

  Press down the rear surface of the pedal to raise/lower the cleaning head, release and let the pedal move upwards. The brush drive will start as soon as the cleaning head is lowered.

• Raise

  Press down the front surface of the pedal to raise/lower the cleaning head and lock it.

• Lower

  Pull the lever up to raise/lower the vacuum bar, press toward the outside andlower.

• Raise

  Pull the lever to raise and lower the vacuum bar up and lock.

1. Push the pedal for the cleaning head down until it locks into place.

2. Drive the machine a little further to vacuum up the remaining water.

3. Pull the vacuum bar lever upwards until it locks into place.

   The suction turbine is switched off after a after-running time of 10 seconds.

4. Turn key switch to “0”.

1. Raise the brush head.

2. Continue moving a short distance.

   The residual water is vacuumed up.

3. Raise the suction bar.

4. Turn the key-operated switch to "0".

5. Remove the Key.

6. Charge the battery if necessary.

1. Remove the waste water drain hose from the support and open the drain hose cover.

   ---

   

2. Squeeze the end of the hose and lower it over the disposal facility.

3. Adjust the strength of the waste water jet by squeezing the end of the hose.

4. Rinse the waste water tank with clear water.

5. Close the drain hose cover.

6. Press the waste water hose into the support on the device.

1. Lift the coarse dirt container and pull it out.

2. Empty the coarse dirt container.

3. Reinstall the coarse dirt container.

1. Open the fresh water tank cap.

2. Drain the fresh water.

3. Clean the filter.

4. Fit the fresh water tank cap.

1. Turn the key-operated switch to "0".

2. Secure the device against rolling away.

3. Open the waste water tank cover.

   ---

   

   1. Waste water tank cap

4. Charge the battery if necessary.

---



1. When transporting in vehicles, secure the device against slipping and tipping over according to the applicable guidelines.

---

1. Unlocking lever.

   • Press the unlocking lever upwards and push the appliance.

• This device may only be stored indoors.

• Fully charge the batteries before storing them for a long period.

• Fully charge the batteries at least every month during storage.

• Drain and dispose of the waste water and fresh water.

A detailed description of the individual maintenance work is provided in the chapter "Maintenance Work".

• Drain the waste water.

• Rinse the waste water tank with clear water.

• Clean the coarse dirt sieve.

• Only with R cleaning head: Remove the coarse dirt container and empty it.

• Clean the exterior of the device using a damp cloth, wetted with a mild washing lye.

• Check the suction lips, check for wear and tear and replace if necessary.

• Clean the squeegee blades, check for wear and tear and replace if necessary.

• Clean the brushes, check for wear and tear and replace if necessary.

• Charge the battery.

  Lead-acid & AGM battery:

  • Please use suitable charger to charge the battery.

  • Please recharge after use immediately.

  • Charge before the battery is fully empty; timely charging extends battery life.

  Li-Ion battery:

  • Recharge as necessary.

• When used regularly, charge the battery fully and without interruption at least once a week.

A detailed description of the individual maintenance work is provided in the chapter "Maintenance Work".

• If the device is temporarily shut down: Perform equalization charging of the battery.

• Check battery poles for oxidation, brush off if necessary. Make sure the connection cables are firmly in place.

• Clean the seals between the waste water tank and the cover, check for leaks and replace if necessary.

• Drain the fresh water tank and flush out deposits.

• Clean the fresh water filter.

• Check the acid density of the cells if the batteries are not maintenance-free.

• Only with R cleaning head: Clean the brush tunnel.

• Only with R cleaning head: Clean the water distribution strip on the cleaning head.

• For longer periods of disuse, shut down the device when the battery is fully charged. Fully charge the battery at least once a month.

• Have the prescribed inspection performed by Customer Service.

You can agree on regular safety inspections or close a maintenance contract with your dealer. Please seek advice on this.

The suction lips must be turned over or replaced when worn out.

The suction lips can be turned 3 times until all 4 edges are worn.

1. Remove the suction bar.

2. Unscrew the star handles.

   ---

   

   1. Star grip
   2. Strap
   3. Inner part of the suction bar
   4. Tension lock

3. Pull out the inner part of the suction bar.

4. Open the tension lock.

5. Remove the strap.

6. Release the suction lips from the inner part.

   ---

   

   1. Squeegee blade
   2. Support lip
   3. Inner part of the suction bar
   4. Strap

7. Press the turned or new suction lips onto the knobs of the inner part of the suction bar.

8. Attach the strap.

9. Push the inner part of the suction bar into the upper part.

10. Screw in and tighten the star handles.

1. Open the waste water tank cover.

   ---

   

   1. Coarse dirt filter

2. Pull the coarse dirt filter upwards and off.

3. Rinse off the coarse dirt filter under running water.

4. Reinsert the coarse dirt filter into the waste water tank.

1. Open the waste water tank cover.

   ---

   

   1. Latching hooks
   2. Fluff filter
   3. Float
   4. Float housing

2. Release the latching hooks.

3. Pull the float housing downwards and off.

4. Remove the float from the float housing and clean it.

5. Clean the fluff filter.

6. Assemble all parts in the reverse order.

1. Raise the cleaning head.

2. Pull out the brush replacement handle.

   ---

   

   1. Brush replacement handle
   2. Bearing cover with squeegee blade
   3. Roller brush

3. Remove the bearing cover including the side skirt blade.

4. Pull out the roller brush.

5. Fit the new roller brush and centre it on the driver.

   1. Driver
   2. Mounting mandrel

6. Install the bearing cover with the side skirt blade.

   Note

   Make sure the roller brush sits on the mounting mandrel and not underneath.

7. Pivot the brush replacement handle upwards and latch it into place.

8. Repeat the entire procedure at the other side.

1. Drain the fresh water (see chapter "Draining fresh water").

2. Unscrew the fresh water tank cap.

   ---

   

   1. Fresh water filter
   2. Fresh water tank lock

3. Pull out the fresh water filter and rinse with clean water.

4. Insert the fresh water filter.

5. 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.

1. Press the latch in the direction of the arrow and hold it there.

   ---

   

2. Pivot the water distribution strip forward.

3. Pull out the water distribution strip lengthways.

4. Clean the water distribution strip.

5. Fit the water distribution strip back into the cleaning head and snap the lock into place.

1. Wear safety goggles, protective clothing and protective gloves.

2. Keep the battery cell plugs closed.

3. Remove the batteries.

4. Only clean the plastic parts of the batteries and the battery compartment with water or water-soaked cleaning cloths without additives.

5. Dry the surfaces after cleaning.

6. Reinstall the batteries.

If maintenance work shown in the display has been carried out, the corresponding maintenance counter must then be reset.

1. Drain the waste water.

2. Drain the remaining fresh water.

If the malfunction cannot be remedied with the following instructions, contact Customer Service.

If the displayed malfunction is not in the following list, do the following:

1. Turn the key-operated switch to "OFF".

2. Wait 10 seconds.

3. If the malfunction recurs, call Customer Service.

The warranty conditions issued by our relevant sales company apply in all countries. We shall remedy possible malfunctions on your appliance within the warranty period free of cost, provided that a material or manufacturing flaw is the cause. In a warranty case, please contact your dealer (with the purchase receipt) or the next authorised customer service site.

Further information can be found at: www.kaercher.com/dealersearch

Further warranty information (if available) can be found in the service area of your local Kärcher website under "Downloads".

A: Packaging unit, B: Quantity required by the device

A: Packaging unit, B: Quantity required by the device

• BR 65/85 R Classic 

• BD 70/85 R Classic 

We hereby declare that the machine described below complies with the relevant basic safety and health requirements in the EU Directives, both in its basic design and construction as well as in the version placed in circulation by us. This declaration is invalidated by any changes made to the machine that are not approved by us.

Product: Floor cleaner

Type: 1.161-xxx

2006/42/EC (+2009/127/EC)

2014/30/EU

2014/53/EU (TCU)

EN 60335-1

EN 60335-2-29

EN 60335-2-72

EN 62233: 2008

EN 55012: 2007 + A1: 2009

EN 61000-3-2: 2014

EN 61000-3-3: 2013

EN 61000-6-2: 2005

EN 61000-6-3: 2007 + A1:2011

EN 301 511 V12.5.1

EN 300 440 V2.1.1

EN 300 328 V2.2.2

EN 300 330 V2.1.1

-

The signatories act on behalf of and with the authority of the company management.

---

Documentation supervisor:

S. Reiser

Alfred Kärcher SE & Co. KG

Alfred-Kärcher-Str. 28 - 40

71364 Winnenden (Germany)

Ph.: +49 7195 14-0

Fax: +49 7195 14-2212

Winnenden, 2021/09/01