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.

The power switch prevents unintentional operation of the device.

The lock locks the lever of the high-pressure gun and prevents the device from starting unintentionally.

If the lever of the high-pressure gun is released, the pressure switch turns off the pump and the high-pressure jet stops. The pump switches on again when the lever is pressed.

The motor circuit breaker shuts off the device if power consumption it too high.

Use the high-pressure cleaner in private households only.

The high-pressure cleaner is intended for cleaning machines, vehicles, buildings, tools, façades, terraces, garden machines etc. using a high-pressure water jet.

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.

Cleaning work producing in oily waste water, e.g. washing engines, washing undercarriages etc., may only be performed at washing stations with an oil separator.

Working with detergents may only be performed on watertight surfaces with connection to the waste water sewage system. Do not allow detergent to enter waterways or the soil.

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.

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.

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1. Spray lance dirt grinder for stubborn soiling
2. Vario Power spray lance for common cleaning tasksThe working pressure can be continuously increased from "SOFT" to "HARD". To adjust the working pressure, release the trigger gun lever and turn the spray lance to the desired position. Detergent can be added to the water jet when the spray lance is turned all the way in the SOFT direction.
3. High-pressure gun
4. Release button
5. High-pressure gun lever
6. High-pressure gun lock
7. Trigger "0/OFF" / "I/ON"
8. Storage for high-pressure gun
9. Transport handle
10. Storage for high-pressure hose / mains connection cable
11. Storage for spray lances
12. Wheel
13. Type plate
14. Clamp for connecting / disconnecting the high-pressure hose
15. High-pressure hose
16. Holder for detergent bottle
17. *Garden hose (fabric reinforced, diameter at least 1/2 inch (13 mm), length at least 7.5 m, with commercially available quick coupling)
18. Water connection coupling
19. **KÄRCHER suction hose for water supply from open containers
20. Water connection with integrated sieve
21. Mains connection cable with mains plug
22. Screws
23. Detergent suction hose

* additionally required

** optionally available

Fit the supplied loose parts onto the device before starting up the device.

Have the included screws and the appropriate screwdriver ready.

1. Mounting the transport handle:

   1. Attach the transport handle on the device.

   2. Secure the transport handle with 4 screws.

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1. Mounting the storage option for the high-pressure gun:

   1. Push the storage option for the high-pressure gun into the holder on the device.

   2. Hold the storage option for the high-pressure gun in the end position and secure it using a screw.

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1. Mounting the storage for spray lances:

   1. Push the storage option for spray lances into the holder on the device.

   2. Hold the storage option for spay lances in the end position and secure it using a screw.

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1. Mounting the storage option for the high-pressure hose / mains connection cable:

   1. Push the storage option for the high-pressure hose / mains connection cable into the holder on the transport handle.

   2. Hold the storage option for the high-pressure hose / mains connection cable in the end position and secure it using a screw.

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1. Screw the water connection coupling onto the water connection on the device.

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1. Place the device on a level, horizontal surface.

2. Unwind the high-pressure hose and eliminate any loops and twists.

3. Connect the high-pressure hose to the device.

   1. Pull up the clamp on the coupling.

   2. Insert the high-pressure hose into the coupling.

   3. Press down the clamp on the coupling.

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4. Insert the high-pressure hose into the high-pressure gun until it audibly latches into place.

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   Note

   Take care to ensure the correct alignment of the nipple.

5. Check for a secure connection by pulling on the high-pressure hose.

6. Plug the mains plug into a mains socket.

For the connected load, see Technical data or type plate.

Observe the water distribution company regulations.

1. Plug the garden hose onto the water connection coupling.

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2. Connect the garden hose to the water line.

3. Open the water tap completely.

This high-pressure cleaner with the KÄRCHER suction hose is suitable for sucking in surface water, e.g.from water butts or ponds (for maximum suction height, see chapter Technical data).

1. Unscrew the coupling on the water connection.

2. Fill the suction hose with water.

3. Screw the suction hose onto the water connection of the device and hang it in a water source (e.g. rain barrel).

1. Switch the device on "I/ON".

2. Unlock the lever of the high-pressure gun.

3. Press the lever of the high-pressure gun.

   The device switches on.

4. Allow the device for run a maximum of 2 minutes until the water escaping from the high-pressure gun is free of air bubbles.

5. Release the lever of the high-pressure gun.

6. Lock the lever of the high-pressure gun.

1. Insert a spray lance into the high-pressure gun and lock it into position by turning it 90°.

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2. Switch the device on ("I/ON").

3. Unlock the lever of the high-pressure gun.

4. Press the lever of the high-pressure gun.

   The device switches on.

1. Pull the suction hose for the detergent out of the casing to the desired length.

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2. Hang the detergent suction hose in a container with detergent solution.

3. Use the Vario Power spray lance.

4. Turn the spray lance all the way into the "SOFT" position.

   The detergent solution is mixed with the water jet during operation.

1. Spray the detergent sparingly on the dry surface and let it work for a while (do not let it dry).

2. Rinse off the loosened dirt with the high-pressure jet.

1. Flush the device with clear water for approx. 30 seconds.

1. Release the lever of the high-pressure gun.

   The device switches off when the lever is released. The high pressure in the system is retained.

2. Lock the lever of the high-pressure gun.

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3. Switch the device off "0/OFF" during work breaks longer than 5 minutes.

1. Release the lever of the high-pressure gun.

2. Close the water tap.

3. Press the lever of the high-pressure gun for 30 seconds.

   The pressure in the system is released.

4. Release the lever of the high-pressure gun.

5. Lock the lever of the high-pressure gun.

6. Switch off the device "0/OFF".

7. Disconnect the device from the water supply.

8. Pull the mains plug out of the outlet.

1. Pull the device via the transport handle.

1. Secure the device against slipping and tipping over.

1. Place the device on a level surface.

2. Press the release button and pull off the high-pressure hose from the high-pressure gun.

3. Remove the spray lance from the high-pressure gun.

4. Stow the spray lances and the high-pressure gun in the appropriate storage options.

5. Remove the high-pressure hose from the device.

6. Store the high-pressure hose on the device.

7. Store the mains connection cable with the mains plug on the device.

Observe the additional notes before storing the device for a longer period of time, see chapter Care and maintenance.

1. Disconnect the water supply from the device.

2. Remove the high-pressure hose from the device.

3. Switch the device on ("I/ON").

4. Wait for a maximum of 1 minute until no more water escapes from the high-pressure connection.

5. Switch off the device ("0/OFF").

6. Store the device and accessories in a frost-protected room.

The device is maintenance-free, i.e. you do not need to perform periodic maintenance work.

Clean the sieve in the water connection if necessary.

1. Unscrew the coupling on the water connection.

2. Pull out the sieve.

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3. Clean the sieve under running water.

4. Insert the sieve into the water connection.

Clean the detergent filter before prolonged storage.

1. Remove the filter from the detergent suction hose.

2. Clean the filter under running water.

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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 authorized Customer Service.

• Device not running 

• Device does not reach required pressure 

• Strong pressure fluctuations 

• Device leaking 

• Detergent is not sucked in 

Remedy:

1. Press the lever of the high-pressure gun.

   The device switches on.

2. Check that the voltage specified on the type plate corresponds to the voltage of the power source.

3. Check the mains connection cable for damage.

Cause:

The water supply is too low.

Remedy:

1. Open the water tap fully.

2. Check the water inlet for an adequate flow rate.

3. Ensure that the maximum suction height is not exceeded.

Cause:

The sieve in the water connection is dirty.

Remedy:

1. Clean the sieve, see chapter Clean the sieve in the water connection.

Cause:

Air is in the device.

Remedy:

1. Vent the device:

   1. Switch on the device without a connected high-pressure hose for a maximum of 2 minutes until the water escaping from the high-pressure connection is free of air bubbles.

   2. Switch off the device.

   3. Connect the high-pressure hose.

   4. Observe the maximum suction height during vacuuming operations, see chapter Technical data.

Remedy:

1. Clean the high-pressure nozzle:

   1. Use a needle to remove dirt from the nozzle drill.

   2. Rinse the high-pressure nozzle from the front with water.

2. Check the water supply volume.

Remedy:

1. The device leaks a small amount for technical reasons. If the leak is severe, request authorised Customer Service.

Remedy:

1. Use the Vario Power spray lance and turn it all the way in the "SOFT" direction.

2. Clean the filter on the detergent suction hose.

3. Check the detergent suction hose for kinks.

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".

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: High-pressure cleaner

Type: K 4, K 4 Premium, KHD 4

2000/14/EC

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

2011/65/EU

2014/30/EU

EN 60335-1

EN 60335-2-79

EN 55014-1: 2017 + A11: 2020

EN 55014-2: 1997 + A1: 2001 + A2: 2008

EN 61000-3-2: 2014

EN 61000-3-3: 2013

EN IEC 63000: 2018

2000/14/EC: Annex V

Measured: 86

Guaranteed: 89

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

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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, 2023/08/01

We hereby declare that the product described below complies with the relevant provisions of the following UK Regulations, both in its basic design and construction as well as in the version put into circulation by us. This declaration shall cease to be valid if the product is modified without our prior approval.

Product: High-pressure cleaner

Type: K 4, K 4 Premium, KHD 4

S.I. 2001/1701 (as amended)

S.I. 2008/1597 (as amended)

S.I. 2012/3032 (as amended)

S.I. 2016/1091 (as amended)

EN 60335-1

EN 60335-2-79

EN 55014-1: 2017 + A11: 2020

EN 55014-2: 1997 + A1: 2001 + A2: 2008

EN 61000-3-2: 2014

EN 61000-3-3: 2013

EN IEC 63000: 2018

S.I. 2001/1701 (as amended): Schedule 8

Measured: 86

Guaranteed: 89

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

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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, 2023/08/01