Observe all basic precautions when using the device, including the following:

READ ALL INSTRUCTIONS BEFORE USING THIS MACHINE

RETAIN THESE INSTRUCTIONS

• This device must be grounded. Should a malfunction or failure occur, the grounding provides a path of least resistance for the electric current so that the risk of electric shock is reduced.

• This device is equipped with a power supply cable with earth conductor and a Schuko plug.

• The plug must be plugged into a suitable outlet that is properly installed and grounded in accordance with all local codes and ordinances.

• Improper connection of the device earth conductor may result in a risk of electric shock.

• Contact a qualified electrician or customer service representative if there is any doubt as to whether the socket is properly earthed.

• Do not modify the plug supplied with the device.

• If the plug does not fit into the socket, have a suitable socket installed by a qualified electrician.

• This device is approved for use on a 120 V mains power circuit and has a plug as shown in Figure A.

• Make sure the device is plugged into an outlet that has the same configuration as the plug.

• Do not use an adapter with this device.

ONLY CONNECT THE DEVICE TO A PROPERLY GROUNDED SOCKET

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1. Grounded socket
2. Grounded socket housing
3. Ground pin

Only trained and authorized persons are allowed to operate the powered floor cleaner. Operators of powered floor cleaners must be qualified with the visual, acoustic, physical and mental abilities needed to operate the device safely.

Personnel who have not been trained in the operation of powered floor cleaners may only operate a floor cleaner for training purposes, under the direct supervision of the trainer. This training should be conducted in an area away from other trucks, obstacles and pedestrians.

The operator training program should include the user's guidelines for the location where the trainee will operate the floor cleaner, the operating conditions for that location, and the specific floor cleaner the trainee will operate. The training program must be presented to all new operators regardless of previous experience.

The training body must inform the trainee of the following:

1. The operator's primary responsibility is to use the powered floor cleaner safely as instructed in the training program.

2. Unsafe or improper operation of a powered floor cleaner can result in the following: Death or serious injury to the operator or other persons; damage to the powered floor cleaner or other objects.

The training program should highlight safe and proper operation to prevent injury to the operator and others, and to prevent property damage, and should cover the following areas:

1. The basics of the powered floor cleaners that the trainee will operate:

   • The properties of powered floor cleaners, including variations between powered floor cleaners in the workplace

   • The similarities and differences to automobiles

   • The meaning of the type plate data, warnings and instructions affixed to the powered floor cleaner

   • The instruction manual and warnings in the instruction manual of the powered floor cleaner and the instructions for inspection and maintenance by the operator

   • The type of driving force and its properties

   • The steering method

   • The braking method and characteristics

   • The view forwards and backwards

   • The stability characteristics with and without load, with and without attachments

   • The positions of the controls, the function, the type of operation, the identification of symbols

   • Charging of the battery

   • The isolating and non-isolating protective devices for the specific powered floor cleaner

   • Other properties for the specific powered floor cleaner

2. The operating environment and its effects on the operation of the powered floor cleaner including the following:

   • The soil conditions, including transient conditions

   • Ramps and gradients

   • The battery charging stations

   • Narrow aisles, doors, overhead lines, above-ground pipelines and other areas with limited space

   • The areas in which the powered floor cleaner is operated in the vicinity of other industrial trucks, other vehicles or pedestrians

   • The use and capacity of elevators

   • Operation near loading ramps or the edges of upgraded surfaces

   • Other special operating conditions and hazards that may arise

3. The operation of the powered floor cleaner including the following points:

   • Proper inspection prior to each startup and authorized decommissioning of a powered floor cleaner in need of repair

   • Driving, cornering

   • The parking and shutdown procedure

   • Other special operating conditions for the specific application

4. The rules and practices of operational safety including the following points:

   • The terms of this standard in chapter OPERATIONAL SAFETY RULES AND PRACTICES

   • Other employer rules, regulations, or practices in the location where the powered floor cleaner is used

5. Company training practice, including the following:

   • If possible, practical training in operating the powered floor cleaner should take place in an area that is separate from other activities or personnel in the workplace.

   • The practical training is to be carried out under the supervision of the trainer.

   • The practical training should include the actual operation or the simulated execution of all tasks in the company, such as manoeuvring, driving, stopping, starting and other activities under the conditions encountered when operating the powered floor cleaner.

1. During the training, the employer must provide both performance tests and oral and / or written tests to measure the operator's skills and knowledge in meeting the requirements of the standard. Employers can delegate such tests to others, but remain responsible for the tests. Corresponding records are to be kept.

2. Operators are to be retrained when new equipment is introduced, existing device is upgraded, operating conditions change, or an operator's performance is unsatisfactory.

3. The user is responsible for ensuring the safe use of the powered floor cleaner in accordance with the provisions of this standard.

Safe operation is the responsibility of the operator.

The operator must develop safe work habits and be aware of dangerous conditions in order to protect himself, other personnel, the powered floor cleaner and other material.

The operator must familiarize himself with the operation and function of all control elements and instruments before agreeing to operate the device.

Before operating the device, operators must read and be familiar with the operating instructions for each device and observe the safety rules and practices in the following paragraphs.

Before operating a device, the operator must be familiar with unusual operating conditions that may require additional safety precautions or special operating instructions.

Before starting the powered floor cleaner:

1. Be in the operating position.

2. Set the direction controller to the neutral position.

3. Apply the brake.

4. Set the switch to the "ON" position.

Do not start the device or operate the device, its functions or attachments from a location other than the specified operator position.

Keep hands and feet within the designated area for the operator or in the device compartment.

Understand the limitations of the device and operate the device safely so as not to cause injury to personnel. Protect pedestrians at all times.

1. Do not drive a powered floor cleaner towards people standing in front of an object.

2. Before turning manoeuvres, ensure that personnel stay away from the rear turning range.

3. Particular caution is required at front aisles, doors and other places where pedestrians can step into the path of the powered floor cleaner.

Do not allow passengers to drive with powered floor cleaners unless the manufacturer has provided a safe place to drive.

A powered floor cleaner is supervised when the operator is in sight, less than 25 ft (7.6 m) from the device.

A powered floor cleaner will not be supervised if the operator is in sight more than 25 ft (7.6 m) from the device or whenever the operator leaves the device and it is not in sight.

Before leaving the driver's position:

1. Bring the device to a standstill.

2. Set the direction controller to the neutral position.

3. Apply the parking brake.

4. Stop the motor or switch off the controls.

5. If the device has to be parked on an incline, lock the wheels.

Maintain a safety distance from the edge of ramps, platforms and similar working areas.

When powered floor cleaners are being driven on or off long distance trucks or trailers, apply the brakes on the truck or trailers and use wheel chocks or other safe mechanical means to prevent unintentional movement of the truck or trailer.

Whenever powered floor cleaners are driven on and off semi-trailers that are not coupled to a tractor, supports may be required to prevent corners from tipping or diving.

Care must be taken that overhead installations such as lights, cables, pipes, sprinkler systems, etc. are not touched.

Report all accidents involving personnel, building structures and equipment to the supervisor or as instructed.

Do not make any additions or modifications to the device.

Do not block access to escape routes, stairs or fire extinguishers.

Observe all traffic regulations including the permitted speed limits. Drive on the right under normal traffic conditions. Maintain a safety distance based on the travel speed of the device in front and keep the device under control at all times.

Give the right of way to pedestrians and emergency vehicles such as ambulances and fire engines.

Do not overtake another truck at intersections, blind spots or other dangerous places.

At the intersections of aisles and other places where visibility is impaired, reduce the travel speed and sound the acoustic warning device.

If possible, cross the railroad tracks at an angle. Park no closer than 6 ft (1800 mm) to the nearest rail of a railway line.

Travel up and down gradients slowly and with caution. If possible, avoid turning and be extremely careful on gradients, ramps or slopes; normally travel straight up and down the gradient.

Maintain a clear view of the route and pay attention to other traffic, personnel and safety distances.

Operate the device in driving conditions at a speed sufficient to bring the device to a safe standstill.

Carry out starts, stops, rotations or turns in a gentle manner so as not to shift the load and / or overturn the powered floor cleaner.

Do not perform stunt rides or other mischief.

Reduce the travel speed on wet and slippery floors.

Before driving over a slatted frame or a bridge plate, make sure that it is properly secured. Drive carefully and slowly over the slatted frame or bridge plate and never exceed the load-bearing capacity.

Do not drive the powered floor cleaner into an elevator unless expressly authorized. Drive slowly towards the elevator and then enter immediately after the elevator car has been properly levelled. As soon as you are in the elevator, put the controls in neutral, switch off the power and apply the brakes. It is advisable that everyone else exits the elevator before the powered floor cleaner is allowed to enter or exit the elevator.

When cornering, reduce your speed to a safe level that is compatible with the operating environment. Take the curves gently. Except when manoeuvring at very low speed, turn the steering moderately and smoothly.

The operation of a powered floor cleaner requires special safety aspects such as the following:

1. A powered floor cleaner can tip over if an operator does not slow down to a safe speed before cornering. Signs that a truck is being driven at excessive speed during turning manoeuvres include:

   • Skidding of the tyres

   • Device sliding away

   • Lifting of the wheels and

   • The need to firmly grip the steering wheel so as not to slip out of the seat

2. The chance of a side tipping is increased under any of the following conditions or a combination thereof:

   • Driving on an uneven surface

   • Driving at excessive speed

3. Tipping forward can occur and its likelihood is increased under the following conditions or a combination thereof:

   • The operator should stay with the powered floor cleaner if it falls off a loading ramp or ramp. The operator should hold on tight and lean away from the point of impact.

   • If the environment presents a serious hazard or other abnormal operating conditions exist, the user may need to use different and / or additional safety precautions and special operating instructions as appropriate for the conditions.

At the start of each shift and before operating the powered floor cleaner, its condition must be checked, paying particular attention to the following:

• Condition of tyres

• Check the tire pressure for pneumatic tires

• Warning and safety devices

• Lights

• Battery

• Controller

• Lifting and tipping systems

• Chains and cables

• Limits switches

• Brakes

• Steering mechanism

• Additional items or special equipment as specified by the user and / or manufacturer

If it is determined that the device is in need of repair, is in any way unsafe or contributes to an unsafe condition, the matter must be reported immediately to the user-designated authority and the device must not be operated until it has been returned to a safe operating condition.

If the device becomes unsafe in any way during operation, the matter must be reported immediately to the authority designated by the user, and the device must not be put into service until it has been returned to a safe operating condition.

Do not make any repairs or adjustments unless expressly authorized.

Do not use an open flame when checking the electrolyte level in batteries.

Operation of the device can be dangerous if maintenance is neglected or repairs, modifications or adjustments are not carried out in accordance with the manufacturer's design criteria. Therefore, maintenance facilities (on-site or off-site), trained personnel, and detailed procedures should be provided.

Parts manuals and maintenance manuals are available from the manufacturer of the powered floor cleaner.

In unusual cases that are not dealt with in the above manuals, contact the manufacturer of the powered floor cleaner. Maintenance and inspection of the device must be performed in accordance with the following practices:

1. A scheduled maintenance, lubrication and inspection system must be observed. Consult the manufacturer's recommendations.

2. Only trained and authorized personnel may maintain, repair, adjust and inspect the device in accordance with the manufacturer's instructions.

When lifting a powered floor cleaner for repair or inspection, the device must be lifted safely and stably. Removing components such as counterweights or posts changes the centre of gravity and can lead to an unstable condition.

Before starting the inspection and repair of the powered floor cleaner:

1. Raise the drive wheels off the ground, disconnect the battery, and use wheel chocks or other secure truck positioning device.

2. Block the chassis before working on it.

3. Disconnect the battery before working on the electrical system.

4. The charging plug may only be connected to the battery connection and never to the device plug.

Operation of the powered floor cleaner to test the performance must be carried out in an approved area having a safe clearance.

1. Before starting the device:

   • Be in the operating position.

   • Apply the brake.

   • Set the direction controller to the neutral position.

   • Set the switch to the "ON" position.

   • Check the function of the lifting and tilting systems, steering, warning devices and brakes.

2. Before leaving the unit:

   • Stop the device.

   • Set the direction controller to the neutral position.

   • Apply the parking brake.

   • Stop the motor or switch off the controls.

   • Switch off the control circuit

   • If the device has to be parked on an incline, lock the wheels.

Avoid fire hazards and have fire protection equipment ready in the work area. Do not use an open flame to check the fluid level, especially of battery electrolytes. Do not use open pans of fuel or flammable cleaning fluids to clean parts.

Properly ventilate the work area, discharge exhaust gases and keep the workshop clean and dry.

The brakes, steering mechanisms, control mechanisms, warning devices, lighting, controls, protection and safety devices, stops for the articulated axles and the frame parts must be checked carefully and regularly and kept in a safe operating condition.

Devices that are not in a safe operating state must be taken out of service.

Repairs may not be made in Class I, Class II, and Class III locations.

Repairs to the electrical system of battery-operated floor cleaners may only be made after the battery has been disconnected.

Operating temperature. If it is determined that any part of a powered floor cleaner is above its normal operating temperature and poses a hazard, the vehicle should be taken out of service and not restarted until the cause of such overheating has been eliminated.

Fire protection. The device must be kept in a clean condition and reasonably free of lint, excess oil and grease. Non-flammable agents are preferred for cleaning the device. Flammable liquids [those with flash points at or above 100 °F (37.8 °C)] are not permitted. Precautions regarding toxicity, ventilation and fire hazard must be appropriate for the agent or solvent used.

Visibility of the type plate. The type designations of the device stated on the type plate and the type markings must not be painted over so that their identification information is covered.

Changing and charging batteries. This section applies to batteries used in electric trucks. The two types of batteries are generally lead and nickel-iron batteries. They contain corrosive chemical solutions, either acidic or alkaline, and therefore pose a chemical hazard. While charging, they emit hydrogen and oxygen, which are explosive in certain concentrations. Battery charging systems must be located in designated areas; these areas must be kept free of combustible foreign matter.

Facilities must be provided for:

1. Flushing off spilled electrolyte

2. Fire protection

3. Protecting chargers from damage by trucks, and

4. Adequate ventilation to disperse the fumes from gas batteries

If on-board chargers are used, charging must take place at the designated locations, taking into account the electrical requirements for the charger and the fire protection equipment.

Exception: Rinsing facilities are not required if charging is carried out without removing the battery from the vehicle.

When handling acid concentrates with more than 50 percent acid (over 1,400 specific gravity), an eye-wash device must be provided.

A conveyor belt, ceiling hoist, or equivalent material handling equipment should be provided for handling batteries. Chain hoists must be equipped with load chain containers. When using a hand winder, uncovered batteries must be covered with a sheet of plywood or other non-conductive material to prevent the hand chain from shorting out the cell connections or terminals. A properly insulated spreader bar must be used with every ceiling hoist.

Reinstalled or new batteries must meet or exceed the battery type specified on the device. Newly inserted batteries must be properly positioned and secured in the device.

When using acid supplied in balloons, a balloon tipper or siphon must be provided. When concentrated sulphuric acid is diluted into electrolyte, the acid must ALWAYS be added to the water - not the other way around. Battery maintenance personnel must wear protective clothing such as eye protection, long sleeves and gloves.

Exception: No protective clothing is required for removing and replacing batteries.

Electrical installations must comply with NFPA 70, national electrical codes, and all local codes.

Trained and authorized personnel must change or charge the batteries.

The powered floor cleaner must be correctly positioned and the brakes must be applied before attempting to change or recharge the batteries.

When charging batteries, the vent caps must remain in place to prevent the electrolyte from spraying. Make sure that the vent caps work. The battery (or compartment) cover (s) must be open to dissipate heat and gas.

Smoking is prohibited in the charging area.

Precautions should be taken to prevent open flames, sparks, or electrical arcs in battery charging areas.

Tools and other metallic objects must be kept away from the lids of uncovered batteries.

The device must not be used in classified areas.

Your device must be registered in order to help with any questions or issues that you have. You can register your device at www.karcher-register.com if located in the U.S.A., www.karcher.com/ca if located in Canada, or www.karcher.com/mx if located in Mexico.

In the case of a warranty claim, you can contact customer support. Please see the contact information listed below for either the USA, Canada, or Mexico. You MUST provide your proof of purchase in order to file a warranty claim either via email, phone, or fax.

You can contact our Customer Service department by phone at 1-800-537-4129 or via the website at www.karcher-help.com.

You can contact our Customer Service department by phone at 01-800-024-13-13 or via the website at www.karcher.com/mx.

You can contact our Customer Service department by phone at 1-800-465-4980 or via the website at www.karcher.com/ca/support.

The scope of delivery for the appliance is shown on the packaging. During unpacking, check the contents for completeness. If any accessories are missing or in the event of any shipping damage, please notify our Customer Service department as stated above either by phone or via the website.

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.

This scouring 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

Check the contents for completeness when unpacking. If any accessories are missing or in the event of any shipping damage, please notify your dealer.

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1. * Filling system
2. Fresh water tank cap with fresh water filter
3. Coarse dirt filter
4. Waste water tank cap
5. Control panel
6. Squeegee blade adjustment wheel (D cleaning head only)
7. Brush replacement pedal (D cleaning head only)
8. Steering wheel
9. Squeegee blade
10. Brush replacement handle (R cleaning head only)
11. Sidelight
12. Coarse dirt container (only with R cleaning head)
13. Detergent canister
14. Type plate
15. Detergent suction hose
16. Battery
17. * Internal charger
18. Battery connector (with external charger)Charger mains cable (with internal charger)
19. Storage area for "Homebase Box" cleaning set
20. * Warning light
21. Seat
22. Waste water tank latch
23. Seat adjustment lever
24. Fresh water tank filling hole
25. Hose holder
26. Daytime running light
27. Accelerator pedal
28. * Side scrubbing deck
29. * Water connection for dirty water tank rinsing system
30. Waste water tank lid support
31. Float
32. Fluff filter
33. Storage for suction bar
34. Waste water tank drain hose with dosing unit
35. Waste water tank
36. * Mop holder
37. Suction hose
38. Suction bar clamping lever
39. Waste water tank cap
40. Suction bar
41. Cleaning head
42. Fresh water filling level indicator
43. Fresh water tank

* 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 (50%)
	Lashing point
	* Mop holder
	Filling system water connection
	Waste water tank flushing system water connection
	Brush replacement

* optional

1. Remove the packaging film.

2. Remove the strap.

   ---

   

   1. Strap
   2. Board
   3. Block
   4. Beam

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

4. Place a ramp in front of the pallet with 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 inital 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.

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   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:

The device requires 2 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.

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   170 Ah, 4.039-352.7

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

   ---

   

   180 Ah, 4.039-354.7

   1. Spacer 310x85x70 mm

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   285 Ah, 4.039-353.7

   1. Spacer 345x60x47

   160 Ah Li-Ion, 6.654-454.0

   1. Plate
   2. Spacer 155x300x60
   3. Spacer 320x90x40

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.

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. 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.

DANGER

Refilling discharged batteries with water

Danger of acid burns from escaping acid, destruction of clothing

Wear safety goggles, protective clothing and protective gloves when handling the battery acid.Observe the applicable regulations.Immediately rinse off any splashed acid from the skin or clothing using copious amounts of water.

ATTENTION

Using water with additives

Defective batteries, loss of warranty eligibility

Top up the batteries using only distilled or desalinated water (EN 50272-T3).Do not use any foreign additives, so-called enhancing agents, because this will invalidate the warranty.

1. Add distilled water one hour before the charging process comes to an end. Observe the correct acid level according to the battery label.

   All cells must produce gas at the end of the charging process.

2. Clean up any spilled water. To do this, proceed as described in the Care and maintenance chapter in the "Cleaning the batteries" section.

To push the device, the brake must be unlocked.

1. Swing the unlocking lever away from the wheel and hold it there.

   ---

   

   1. Unlocking lever

2. Insert a coin between the casing and the lever at both ends of the lever.

3. Release the unlocking lever.

4. Push the device.

5. Remove both coins immediately after pushing.

1. Stand next to the device.

2. Raise the seat at the back.

3. Align the front seat bracket to the desired height of the device.

4. Lower the seat at the back.

1. Operate the seat adjustment lever and move the seat to the desired position.

2. Release the seat adjustment lever and latch the seat into position.

1. Sit in the driver's seat.

2. Insert the Intelligent Key.

3. Set the safety switch to "1".

4. Turn the program switch to the desired function.

5. If one of the displays below appears on the display, take your foot off the accelerator pedal, set the safety switch to "0" and carry out the necessary maintenance work.

   Display	Activity
   maintenance squeegee	Clean the suction bar.
   maintenance brush head	Check the brushes for wear and clean them.
   maintenance squeegee blade	Check the suction lips for wear and correct adjustment.
   maintenance turbine filter	Clean the fluff filter.
   maintenance fresh water filter	Clean the fresh water filter.

6. Press the Info button.

7. Reset the counter for the corresponding maintenance (see "Grey Intelligent Key / Reset maintenance counter").

   Note

   If the counter is not reset, the maintenance display appears again each time the device is switched on.

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

The sidelight lights up as soon as the program switch is set to a cleaning program.

1. Switch the device on.

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

3. Set the program selector switch to "TRANSPORT MODE".

4. Press the accelerator pedal lightly.

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

5. 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 Intelligent Key.

3. Turn the safety switch to "1".

4. Set the program selector switch to "TRANSPORT MODE".

5. Set the direction of travel using the drive direction button on the control panel.

6. Specify the travel speed by pressing the accelerator pedal.

7. 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.

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

9. Set the program switch to “OFF”, wait briefly and set to the desired program.

1. Connect the water hose to the connection nozzle of the filling system (maximum water temperature 50 °C).

2. Open the water inlet.

3. Monitor the device, the automatic filling system interrupts the water supply when the fresh water tank is full.

4. Close the water inlet.

5. Remove the water hose.

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.

Recommended detergents

Only with DOSE variant:

Detergent is added to the fresh water on the way to the cleaning head by a dosing device.

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

2. Fill the detergent canister with detergent.

3. Pivot the waste water tank forwards.

   Note

   A maximum of 3% detergent can be added with the dosing device. If the dosage is higher, the detergent must be added to the fresh water tank.

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.

1. Set the program switch to the desired cleaning program.

2. Turn the Info button until the desired parameter is displayed.

3. Press the Info button.

   The adjusted value flashes.

4. Set the desired value by turning the Info button.

5. Confirm the changed setting by pressing the Info button or wait until the set value is automatically accepted after 10 seconds.

The yellow Intelligent Key authorizes functions that are required for the cleaning task.

The parameters for the various cleaning programs are preset in the device. Individual parameters can be changed depending on the authorization of the yellow Intelligent Key.

The display texts for parameter setting are largely self-explanatory.

"FACT" parameters (only available with R cleaning head):

• "Fine Clean": Low brush speed for removing grey film from fine stone.

• "Whisper Clean": Medium brush speed for maintenance cleaning with reduced noise level.

• "Power Clean": High brush speed for polishing, crystallizing and sweeping.

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-operated switch to "OFF".

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

1. Unscrew the nuts.

   ---

   

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

2. Place the desired number of washers between the suction bar and the spacer roller.

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

4. Screw on the nut and tighten.

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

   Note

   Set both spacer rollers to the same height.

The squeegee blades only need to be adjusted on the D cleaning head.

1. Adjust the squeegee blades by turning the setting wheel so that the squeegee blade touches the ground.

2. Turn the adjustment wheel an additional 1 rotation down.

1. Sit on the seat.

2. Insert the Intelligent Key.

3. Set the safety switch to "1".

4. Set the travel direction switch to forward travel.

5. Set the program switch to the desired cleaning program.

6. Determine the speed with the accelerator pedal.

7. Determine the travel direction with the steering wheel.

8. Drive over the surface to be cleaned.

The side scrubbing deck makes working close to the edge easier.

1. Operate the side scrubbing deck switch.

   The side scrubbing deck is activated.

2. To finish working with the side scrubbing deck, set the side scrubbing deck switch to "0" .

1. Set the programme switch to Drive.

2. Continue moving a short distance.

   The residual water is vacuumed up.

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

4. Remove the Intelligent Key.

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

2. Close the cover of the waste water tank.

3. Connect a water supply hose to the water connection of the waste water tank flushing system.

4. Open the water inlet and rinse the waste water tank for about 30 seconds.

5. Repeat the rinsing process 2 to 3 times if necessary.

6. Close the water inlet.

7. Disconnect the water supply hose from the device.

8. Close the waste water drain hose and press it into the support.

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 "OFF".

2. Remove the Intelligent Key.

3. Secure the device against rolling away.

4. Open the lid of the waste water tank and secure it with the support so that the waste water tank can dry out. To do this, swing the support down and position the lower end at the desired level when swinging down the cover.

   ---

   

   1. Waste water tank cap
   2. Support
   3. level

5. Charge the battery if necessary.

The grey Intelligent Key grants the supervisory staff extended authorizations and setting options.

1. Insert the Intelligent Key.

2. Select the desired function by turning the info button.

1. Set the program selector switch to "TRANSPORT MODE".

2. Press the Info button.

The following functions can be executed from the TRANSPORT MODE menu:

• Set maximum speed

• Show operating hours counter

• Clearing the maintenance counter

• Show software versions

• Adjust the R or D cleaning head

• Switch speed-dependent water dosage on / off

• Setting after-running times

• Setting the language

• Key management

• Switch attachment kits on / off

• Activate factory setting

The maximum speed can be limited in the "max speed" menu.

1. Turn the info button until "max speed" is shown on the display.

2. Press the Info button.

3. Turn the info button until the desired maximum speed is displayed.

4. Press the Info button.

   Note

   The working speed cannot exceed the maximum speed set.

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

1. Turn the Info button until "maintenance count." is displayed.

2. Press the Info button.

   The counter readings are displayed.

3. Turn the info button until the counter to be cleared is highlighted.

4. Press the Info button.

5. Select "yes" by turning the Info button.

6. Press the Info button.

   The counter is cleared.

1. Turn the Info button until "brush head" is displayed in the menu.

2. Press the Info button.

3. Turn the info button until the type of the built-in cleaning head is highlighted.

   “Roll" = R cleaning head

   "Disc" = D cleaning head

4. Press the Info button.

If the speed-dependent water dosing is switched on, the brush irrigation changes proportionally with the speed.

The water dosing is also influenced by the setting of the respective cleaning program (0 ... 100%).

Set speed-dependent or constant water dosing:

1. Turn the Info button until “water dosage mode” is shown on the display.

2. Press the Info button.

3. Turn the info button until the desired function is highlighted.

4. Press the Info button.

1. Turn the info button until the "delay times" menu item appears on the display.

2. Press the Info button.

3. Turn the info button until the desired assembly is highlighted.

4. Press the Info button.

5. Turn the info button until the desired after-running time is displayed.

6. Press the Info button.

1. Turn the info button until the "language" menu item appears on the display.

2. Press the Info button.

3. Turn the info button until the desired language is highlighted.

4. Press the Info button.

The menu item "key menu" enables authorizations for yellow Intelligent Keys and the language of the display.

1. Insert the grey Intelligent Key.

2. Turn the info button until the "key menu" menu item appears on the display.

3. Press the Info button.

4. Remove the grey Intelligent Key and insert the yellow Intelligent Key to be personalized.

5. Select the menu item to be changed by turning the info button.

6. Press the Info button.

7. Select the setting of the menu item by turning the info button.

8. Confirm the setting by pressing the menu item.

9. Select the next menu item to be changed by turning the info button.

10. After all settings have been made, call up the "save" menu by turning the info button.

11. Press the Info button.

    The authorizations are saved.

1. Turn the info button until the desired attachment kit is shown on the display.

2. Press the Info button.

3. Turn the info button until the desired function of the attachment kit is displayed.

4. Press the Info button.

The factory settings for all cleaning parameters are restored.

1. Turn the info button until the "factory settings" menu item is displayed.

2. Press the Info button.

3. Turn the Info button until "yes" is highlighted.

4. Press the Info button.

All parameters for cleaning programs are retained until another setting is selected.

1. Set the program switch to the desired cleaning program.

2. Press the Info button.

   The first adjustable parameter is displayed.

3. Press the Info button

   The adjusted value flashes.

4. Set the desired value by turning the Info button.

5. Confirm the changed setting by pressing the Info button or wait until the set value is automatically accepted after 10 seconds.

6. Select the next parameter by turning the Info button.

7. After changing all desired parameters, turn the Info button until the "exit" menu item is displayed.

8. Press the Info button.

   The menu is exited.

1. With the D cleaning head installed, remove the disc brushes from the brush head.

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

   ---

   

• 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 battery:

  • If the charging state of the battery is below 50%, charge the battery fully and without interruption.

  • If the charging state of the battery is above 50%, only recharge the battery if the entire operating duration will be required when next used.

  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. Fluff 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. Float
   2. Float switch
   3. Fluff filter

2. Rinse the float with clear water.

3. Rinse the float switch with clear water.

4. Remove and clean the fluff filter.

1. Raise the cleaning head.

2. Push the brush replacement pedal down.

3. Pull the disc brush sideways and out from underneath the cleaning head.

4. Hold the new disc brush under the cleaning head, then press upwards and latch it into position.

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 squeegee 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 squeegee 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. Press the brush replacement lever downwards.

   ---

   

   1. Side scrubbing deck brush
   2. Brush replacement lever

   The brush falls out of the support.

2. Hold the new brush under the side scrubbing deck, then press upwards and latch it into position

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. Set the program switch to the previous function.

4. If the malfunction recurs, call Customer Service.

• The device cannot be started 

• The device is no longer running, display shows "battery empty" 

• The device moves unevenly (jerks) when starting and stopping. 

• The fresh water display shows the wrong filling level after emptying the tank manually. 

• The bar of the filling level display is flashing, "fresh water empty” display 

• The water volume is insufficient 

• The suction performance is too low 

• The cleaning results are unsatisfactory 

• The brushes do not rotate 

• The device does not brake 

• The waste water drain hose is clogged 

• The "Dose" detergent dosing unit does not work 

Remedy:

1. Sit in the driver's seat.

2. Take your foot off the accelerator before switching on the safety switch.

3. Turn the safety switch to "1".

4. Check the battery and charge if necessary.

5. Set the programme switch to "OFF".

6. Wait 10 seconds.

7. Set the program switch to the desired program.

8. If possible, only drive the device on level ground.

9. Check the parking brake if necessary.

   If the fault still occurs, call Customer Service.

Remedy:

1. Set the programme switch to "OFF".

2. Wait 10 seconds.

3. Set the program selector switch to "TRANSPORT MODE".

4. Drive to the charging station.

5. If the device still does not run, charge the battery on site or unlock the brake (see "Operation/pushing the device") and push the device to the charging station.

Remedy:

1. Unlock the brake lock (see "Operation/pushing the device").

Remedy:

1. Use the device. During operation, the hose system will vent and the filling level display will correct itself.

Remedy:

1. Refill the fresh water tank.

Remedy:

1. Check the fresh water filling level, if necessary fill the tank completely so that the air is pressed out.

2. Remove and clean the fresh water filter.

3. Insert the filter and screw on the cap.

4. Only with R cleaning head: Pull off the water distribution strip on the cleaning head.

5. Only with R cleaning head: Clean the water channel.

6. Check the hoses for clogging and clean if necessary.

Remedy:

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

2. Check the fluff filter for soiling and clean if necessary.

3. Clean the suction lips at the suction bar, turn over or replace if necessary.

4. Close the lid on the waste water drain hose.

5. Close the cover of the waste water tank rinsing system.

6. Check the suction hose for clogging and clean if necessary.

7. Check the suction hose for leaks and replace if necessary.

8. Check the adjustment of the suction bar.

Remedy:

1. Set the appropriate cleaning program for the cleaning task.

2. Use suitable brushes for the cleaning task.

3. Use a suitable detergent for the cleaning task.

4. Reduce the driving speed.

5. Adjust the contact pressure.

6. Adjust the squeegee blades.

7. Check the brushes for wear and replace if necessary.

8. Check the water output.

Remedy:

1. Reduce the contact pressure.

2. Check if the brushes are blocked by a foreign body and remove the foreign body if necessary.

3. If the motor is overloaded, let the motor cool down.

4. Set the programme switch to "OFF".

5. Wait 10 seconds.

6. Set the program switch to the desired program.

7. Check that the plug of the device is plugged into the cleaning head.

Remedy:

1. Undo the brake lock (see "Operation / Pushing the device").

Remedy:

1. Open the dosing unit cover at the drain hose.

2. Pull the suction hose off the suction bar and close it by hand.

3. Set the programme switch to "Vacuum".

   The blockage is sucked out of the drain hose into the waste water tank.

Remedy:

1. "Dose" version only: Call Customer Service.

• B 110 R 65 

• B 110 D 65 

• B 110 R 75 

• B 110 D 75 

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.

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

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

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

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".