Use the floor cleaner exclusively for cleaning hard floors in your private household and only on waterproof hard floors.

Do not clean water-sensitive floor coverings such as e.g. untreated cork floors, since the moisture can penetrate and damage the floor.

The device is suitable for cleaning PVC, linoleum, tiled, stone, oiled and waxed parquet, laminate and all water-resistant floor coverings.

The packing materials can be recycled. Please dispose of packaging in accordance with the environmental regulations.

Electrical and electronic appliances 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 threat to human health and the environment. However, these components are required for the correct operation of the appliance. Appliances 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.com/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.

The scope of delivery for the appliance is shown on the packaging. 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 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 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)

Read this safety chapter and these original instructions before using the device for the first time. Act in accordance with them. Keep the original instructions for future reference or for future owners.

• In addition to the notes in the operating instructions, you also need to take into consideration the general safety regulations and accident prevention guidelines applicable by law.

• Warnings and information notices attached to the device provide important information for hazard-free operation.

Use the following adapter:

---

Warning not to keep the device under water is: on the underside of the floor head.

• Symbols for device cleaning mode after finishing work are:

  • engraved in the bowl of the cleaning station,

  • as a sticker on the back of the fresh water tank.

• Symbols for unlocking the dirty water tank / parking station are located:

  • as a sticker on the unlocking button for waste water tank / parking station.

The application and description of the symbols (see chapter Floor head cleaning by a rinsing process

The maximum amount of equipment is described in these operating instructions. Depending on the model used, there are differences in the scope of delivery (see packaging).

---

1. ON/OFF switch
2. Boost function button Increased roller speed and additional water quantity for stubborn dirt
3. Button for adjusting the cleaning levelSwitching between cleaning level 1 and 2
4. "Cleaning level 2" indicatorIncreased roller speed and amount of water
5. "Cleaning level 1" indicatorNormal roller speed and amount of water
6. "MAX" indicator (red)The waste water tank is full
7. "MIN" indicator (blue)The fresh water tank is empty
8. "Battery" indicator (green)Indicates the charging state of the battery
9. Wall anti-slip handle
10. Handle
11. Fresh water tank
12. Removable hair filters
13. Unlocking button for the waste water tank and parking station
14. Cleaning rollers (4 x)
15. Waste water tank
16. * LED lighting
17. Unlocking button for hair filters
18. Charging socket
19. Parking station
20. Cleaning station with cleaning brush
21. Charger with charging cable
22. * Cleaning rollers for stone floors (4 x)
23. Detergent RM 536 (30 ml)
24. * Detergent RM 537 (30 ml)
25. * Detergent RM 536 (500 ml)

* FC 7 Premium

1. Hold the basic device firmly.

2. Place the cable in the guide of the plastic connector and fix it.

3. Fit the handle bar all the way to the end stop into the basic device until it audibly latches into place. The handle bar must sit tightly in the device.

   ---

   

1. Plug the charging cable of the charger into the charging socket on the device.

   ---

   

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

   The LED indicator lights display the battery's current charging state.

   ---

   

   • All 3 LED indicator lights flash from bottom to top when charging a completely empty battery.

   • The lowermost LED lights up continuously when the battery is 1/3 charged, the two upper LEDs continue to flash.

   • When the battery is 2/3 charged, the two lower LEDs light up continuously, the uppermost LED continues to flash.

   • The battery is fully charged after 4 hours.

   • After the battery has been charged, the 3 LED indicator lights remain on constantly for 60 minutes. After this time, the LED indicator lights go out.

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

   ---

   

4. Unplug the charging cable from the device.

1. Place the device in the middle of the waste water tank so that it is positioned between the rollers and then audibly clicks into place. The position of the tank is not important because it can be inserted in both longitudinal directions in the device.

   ---

   

   The waste water tank must sit tightly in the device.

1. Grasp the fresh water tank by the recessed grips at the side and remove it from the device.

2. Open the tank cap and turn it to the side.

   ---

   

3. Fill the fresh water tank with cold or lukewarm tap water.

4. Add KÄRCHER detergent or care agent to the fresh water tank as required.

   ATTENTION

   Overdosing or underdosing of the detergent or care agent

   Can result in poor cleaning results.

   Follow the dosage recommendations for the detergent or care agent.

5. Close the tank cap.

6. Fit the fresh water tank into the device.

   ---

   

   The fresh water tank must sit tightly in the device.

---

---

• Floor cleaning is performed using a to and fro movement at the same speed as when vacuuming.

• Activate the Boost function for heavy soiling. Hold the Boost function button pressed for this. The roller speed and water volume are increased when the boost function is activated. The Boost function can be activated at cleaning level 1 and cleaning level 2. The indicator for the corresponding cleaning level flashes when the Boost function is activated. Allow the device to slide slowly over the floor without exerting any pressure on the device.

  ---

  

• Various different rollers are available, depending on the scope of delivery. The colour of the rollers indicates the respective special application for which they are suitable.

  • Grey / yellow universal rollers: versatile

  • Rollers with black stripes: For cleaning insensitive hard floors (e.g. stone, ceramic); not suitable for sensitive natural stone floors (e.g. marble, terracotta)

    Note

    For an optimum cleaning result, wash the rollers in the washing machine at 60° C before initial use.

1. Press the ON/OFF switch.

   ---

   

   The device switches on.

   The cleaning level 1 indicator for normal roller speed and normal water quantity is lit.

2. Moisten the rollers.

   1. Hold the Boost function button pressed.

   2. Move the device back and forth until the rollers are sufficiently moistened.

3. If necessary, switch to cleaning level 2 using the button for adjusting the cleaning level.

   ---

   

   This increases the roller speed and water volume.

   The Cleaning level 2 indicator lights up.

   Note

   Selection of cleaning level 1 or cleaning level 2 depends on the type of floor to be cleaned (e.g. wooden or stone floor).

   The device is set to cleaning level 1 after initial start-up.

   The cleaning level setting last used always remains activated after interrupting and resuming work.

4. If necessary, activate the boost function for cleaning stubborn dirt (see also Chapter General notes on operation).

   ---

   

The "Battery" indicator shows the remaining battery run time:

• 3 LEDs illuminated - 3/3 (full) battery run time

• 2 LEDs illuminated - 2/3 battery run time

• 1 LED illuminated - 1/3 battery run time

  ---

  

Acoustic or optical signals warn of a flat battery.

• An acoustic signal sounds 2 times and the lowest LED flashes approx. 5 minutes before the battery is empty.

• An acoustic signal sounds 2 times and the lowest LED continues to flash approx. 1.5 minutes before the battery is empty.

• The last LED flashes quicker for 60 seconds when the battery is empty and the device has switched off.

• The "MAX" indicator (red) lights up and an acoustic signal sounds when the waste water tank is full.

  ---

  

• After 60 seconds, an acoustic signal sounds again and the device switches off.

• The "MAX" indicator (red) flashes for 10 seconds once the device is switched off.

• As long as the waste water tank is full and the (red) “MAX” display lights up, the process restarts and the following two steps are repeated:

  1. The device can be switched on again.

  2. The device runs for another 60 seconds and then switches off again.

1. Press the ON/OFF switch.

   The device switches off.

2. Press the unlocking button for the waste water tank with your foot and lift the device.

   ---

   

   The waste water tank releases from the device.

3. For draining, do not transport the waste water tank by the top cover, but horizontally with both hands at the narrow sides.

4. Empty the waste water tank through the opening in the cap. In the case of adhering dirt deposits, remove the cover of the waste water tank and rinse the waste water tank with tap water.

5. Fit the waste water tank (see Chapter Fitting the waste water tank).

• The "MIN" indicator (blue) lights up and an acoustic signal sounds when the fresh water tank is empty.

  ---

  

• The acoustic signal sounds once a minute as a reminder.

1. Fill the fresh water tank (see Chapter Filling the fresh water tank).

1. Press the ON/OFF switch.

   The device switches off.

2. Place the device in the parking station.

   Note

   If the device is placed on the parking station without a waste water tank, the unlocking button must be pressed to remove the device.

   ---

   

1. Press the ON/OFF switch.

   The device switches off.

2. Place the device in the parking station.

   ---

   

ATTENTION

Adhering dirt deposits

Adhering dirt deposits can damage the device in the long term.

It is recommended to clean the device completely after each application.

3. Clean the device (see Chapter Care and service).

1. Put the empty waste water tank in the cleaning station to dry.

   1. Place the device on the parking station and let it snap into place.

   2. Then place the device with the parking station on the cleaning station.

      ---

      

2. Fit the cleaned rollers on the device for drying.

   ---

   

3. Charge the battery (see Chapter Charging process).

4. Store the device in a dry room.

   ---

   

1. Press the ON/OFF switch.

   The device switches off.

2. Empty the waste water tank and reinsert it (see chapter Emptying the waste water tank).

3. Place the device with an empty waste water tank in the parking station.

4. Fill the fresh water tank with at least 200 ml of fresh water without a detergent or care agent (see chapter Filling the fresh water tank).

   ---

   

   Note

   It is not necessary to add detergent for the rinsing process.

5. Hold the ON/OFF switch and the cleaning level adjustment button simultaneously pressed for 3 seconds.

   An acoustic signal sounds.

   ---

   

6. The indicators light up repeatedly from top to bottom.

   The rinsing process starts and takes approx. 2 minutes.

   ---

   

   Note

   At the start of the rinsing process, the water runs from the fresh water tank onto the rollers for approx. 80 seconds. During this time the device is silent. Only at the end of the rinsing process do the rollers start to turn for approx. 30 seconds.

7. When the rinsing process is finished, a signal tone sounds and the (red) “MAX” display lights up.

   ---

   

8. Press the unlocking button for the waste water tank and place the device on the parking station. The waste water tank remains in the cleaning station.

   Note

   The (red) "MAX" display flashes for 10 seconds if an attempt is made to switch the device on again with a full waste water tank.

   Cleaning work cannot be continued.

9. Press the unlocking button for the hair filters inwards.

   The hair filters are released.

10. Place the hair filters in the cleaning station.

    ---

    

11. Remove the rollers and place them in the cleaning station.

    ---

    

12. Transport the cleaning station with waste water tank, hair filters and rollers to the toilet, sink or waste container as required.

    ---

    

13. Clean the waste water tank (see Chapter Cleaning the waste water tank).

14. Clean the rollers (see Chapter Cleaning the rollers).

15. Clean the hair filters (see Chapter Cleaning the hair filters).

16. Empty and dry the cleaning station.

17. If water is still present in the fresh water tank, remove and drain the fresh water tank.

For information on the waste water tank indicator and the procedure for cleaning the waste water tank, see Chapter Emptying the waste water tank.

1. Remove the waste water tank cap.

   ---

   

2. Clean the waste water tank and cap with tap water.

3. Alternatively, the waste water tank can be cleaned in a dishwasher.

   Note

   The rubber inlays of the waste water tank flap can become sticky when cleaned in a dishwasher. This does not affect their sealing ability.

1. Press the ON/OFF switch.

   The device switches off.

2. Place the device in the parking station.

   ---

   

3. Unscrew the cleaning rollers via the recessed grip.

   ---

   

4. Clean the cleaning rollers under running water on in a washing machine at max. 60 °C.

   ---

   

5. Clean the roller drive with a moist cloth.

6. Twist the cleaning rollers as far as they will go onto the roller holder. Pay attention to the colour coding on the inner side of the roller and on the roller holder (e.g. blue to blue).

   ---

   

7. Allow the rollers to dry on the device and on the parking station.

   ---

   

1. Press the ON/OFF switch.

   The device switches off.

2. Place the device in the parking station.

   ---

   

3. Press the unlocking button for the hair filters inwards.

   ---

   

   The hair filters are released and can be removed.

4. Clean both hair filters under running water.

5. Remove adhering dirt deposits, e.g. in the filter comb, using the cleaning brush.

   ---

   

   ---

   

6. Insert the hair filters into the floor head and allow them to latch into place. Both hair filters must sit tightly in the device.

   ---

   

• Observe the manufacturer's dosing quantity recommendations when dosing with detergent or care agents.

• To prevent foaming, fill the fresh water tank with water first and the add the detergent or care agent.

• To prevent the tank from overflowing, be sure to leave enough space for the detergent or care agent when filling with water.

Malfunctions often have simple causes that you can remedy yourself using the following overview. When in doubt, or in the case of malfunctions not mentioned here, please contact your authorised Customer Service.

• The battery is not charging 

• The error LED ("Battery" indicator) flashes when the device is switched on and the device does not start 

• The error LED ("Battery" indicator) flashes while the device is being used 

• Rollers do not turn and the the cleaning level 1 and cleaning level 2 indicators flash simultaneously 

• The display lights up repeatedly from top to bottom 

• The device cannot be switched on 

• The device does not absorb dirt 

• The rollers are too dry 

• Poor cleaning result 

• The water absorption is not optimal 

• The device is losing waste water 

• The device switches on 

• The device engages in joints when used 

Cause:

The charging plug/mains plug is not connected correctly.

Remedy:

• Connect the charging plug/mains plug correctly.

Cause:

The battery is discharged.

Remedy:

• Charge the battery (see Chapter Charging process).

Cause:

An incorrect or faulty charger was used.

Remedy:

• Use the original charger.

• Replace the faulty charger.

Cause:

Device has overheated during use (e.g. when operating in high ambient temperatures).

Remedy:

• Stop working and allow the device to cool down.

• Allow the device to cool down if the device switches off by itself.

  The device can only be switched on again once it has cooled down enough.

Cause:

The device has a motor blockage, e.g. due to excessive pressure on the rollers or through movement into a wall/corner.

Remedy:

• Switch the device off and on again.

Cause:

The rollers are blocked.

Remedy:

• Remove the rollers and check if an object has become stuck in the rollers.

• Check that the rollers are screwed in as far as they will go onto the roller holder.

• Check if dirt has accumulated in the hair filters in the floor head and remove any dirt present.

• Check that the hair filters are fitted correctly. For this, remove the hair filters and then fit then back in place.

Cause:

The hair filters are blocking the rollers. The rollers are not being sufficiently moistened.

Remedy:

• Press the ON/OFF switch.

  The device switches off.

• Press the unlocking button for the hair filters inwards and remove the hair filters.

• Press the ON/OFF switch.

  The device switches on.

• Moisten the rollers.

  1. Hold the Boost function button pressed.

  2. Move the device back and forth until the rollers are sufficiently moistened.

• Fit the hair filters.

Cause:

The device is in the 2-minute rinsing process for cleaning the floor head

Remedy:

• Wait for about 2 minutes, then rinsing is finished and the display no longer lights up (see Chapter Floor head cleaning by a rinsing process).

Cause:

The battery is discharged.

Remedy:

• Charge the battery.

Cause:

The charging cable is still plugged into the device.

Remedy:

• Unplug the charging cable, operation is not possible while the charging cable is plugged in.

Cause:

There is no water in the fresh water tank. The "MIN" (blue) indicator lights up and an acoustic signal sounds.

Remedy:

• Refill the fresh water tank with water.

Cause:

The fresh water tank is not sitting properly in the device.

Remedy:

• Insert the fresh water tank so that it is firmly seated in the device.

Cause:

The waste water tank is missing or not sitting properly in the device.

Remedy:

• Insert the waste water tank in the device so that it audibly latches into place.

Remedy:

• Check whether the lid of the waste water tank is correctly fitted (filler tab must be placed in the recess provided).

Cause:

The hair filters are missing or are not sitting correctly in the device.

Remedy:

• Fit the hair filters correctly in the device.

Cause:

The rollers are missing or not sitting properly in the device.

Remedy:

• Fit the rollers or twist the rollers as far as they will go onto the roller holder.

Cause:

The rollers are dirty or worn out.

Remedy:

• Clean the rollers or replace if necessary.

Cause:

The rollers are not being sufficiently moistened.

Remedy:

• Moisten the rollers.

  1. Hold the Boost function button pressed.

  2. Move the device back and forth until the rollers are sufficiently moistened.

Cause:

Fresh water filter is contaminated

Remedy:

• Clean the fresh water filter.

  1. Remove the fresh water tank and take out the fresh water filter.

     ---

     

  2. Clean the fresh water filter under run-ning water.

  3. Reinsert the fresh water filter.

Cause:

Rollers were not washed before initial use.

Remedy:

• Wash the rollers in a washing machine at 60°C.

Cause:

The rollers are dirty.

Remedy:

• Clean the rollers.

Cause:

The rollers are not being sufficiently moistened.

Remedy:

• Moisten the rollers.

  1. Hold the Boost function button pressed.

  2. Move the device back and forth until the rollers are sufficiently moistened.

Cause:

Incorrect detergent or incorrect dosage.

Remedy:

• Use only KÄRCHER detergent and be sure to use the correct dosage.

Cause:

Foreign detergents are present on the floor.

Remedy:

• Thoroughly remove all detergent residues from the rollers using water.

• Clean the floor several times using the device and clean rollers, without using detergent.

  This removes all detergent residues from the floor.

Cause:

The hair filters are not sitting correctly in the device.

Remedy:

• Fit the hair filters correctly in the device.

Cause:

The rollers are worn out.

Remedy:

• Replace the rollers.

Cause:

The waste water tank is full.

Remedy:

• Empty the waste water tank immediately.

Cause:

The waste water tank is not sitting properly in the device.

Remedy:

• Insert the waste water tank in the device so that it audibly latches into place. The waste water tank must sit tightly in the device.

Cause:

The hair filters are not sitting correctly in the device.

Remedy:

• Check that the hair filters are fitted correctly.

Cause:

The waste water tank is damaged.

Remedy:

• Contact the authorised Customer Service.

Cause:

As soon as the waste water tank has exceeded a volume of 200 ml, automatic device shutdown is activated.

If detergents from other manufacturers are used, excessive foaming can occur and the device shutdown is activated before the 200 ml level is reached.

Remedy:

• Empty the waste water tank.

Remedy:

• Use only KÄRCHER detergent and be sure to use the correct dosage.

Cause:

The knobs on the underside of the waste water tank are damaged or worn.

Remedy:

• Contact the authorised Customer Service.

• Insert a screwdriver at a 90° angle in the small opening at the rear side of the handle and remove the handle.

  ---