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

Keep both books for future reference or for future owners.

Use this high-pressure cleaner only for the following types of work:

• Cleaning with the low-pressure jet and detergent (e.g. machines, vehicles, structures, tools)

• Cleaning with the high-pressure jet without detergent (e.g. façades, terraces, garden machines)

We recommend using a rotary nozzle as a special accessory for stubborn soiling.

A rotary nozzle is included in the scope of delivery of the "Plus" variant.

The following limit values apply to the water supply:

• pH value: 6.5-9.5

• Electrical conductivity: Conductivity of fresh water + 1200 µS/cm, maximum conductivity 2000 µS/cm

• Settleable particles (sample volume 1 l, settling time 30 minutes): < 0.5 mg/l

• Filterable particles: < 50 mg/l, no abrasive substances

• Hydrocarbons: < 20 mg/l

• Chloride: < 300 mg/l

• Sulphate: < 240 mg/l

• Calcium: < 200 mg/l

• Total hardness: < 28 °dH, < 50° TH, < 500 ppm (mg CaCO₃/l)

• Iron: < 0.5 mg/l

• Manganese: < 0.05 mg/l

• Copper: < 2 mg/l

• Active chloride: < 0.3 mg/l

• Free of unpleasant odours

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

Electrical and electronic devices contain valuable, recyclable materials and often components such as batteries, rechargeable batteries or oil, which - if handled or disposed of incorrectly - can pose a potential danger to human health and the environment. However, these components are required for the correct operation of the device. Devices marked by this symbol are not allowed to be disposed of together with the household rubbish.

Current information on content materials can be found at: www.kaercher.de/REACH

Only use original accessories and original spare parts. They ensure that the appliance will run fault-free and safely.

Information on accessories and spare parts can be found at www.kaercher.com.

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

• It is essential that you read the safety instructions 5.951-949.0 before initial startup.

• Observe the national regulations for liquid jet cleaners.

• Observe the national accident prevention regulations. Liquid jet cleaners must be tested regularly. The test result must be recorded in writing.

• Do not modify the device or accessories.

The device may not be connected to the public drinking water network.

The high-pressure jet must not be directed at persons, animals, live electrical equipment or at the device itself. Protect the device from frost.

The safety devices are set and sealed by the manufacturer. Adjustments are performed only by customer service.

When the trigger on the high-pressure gun is released, the pressure switch switches off the high-pressure pump and the high-pressure jet stops.

The pump switches on again when the trigger is pulled.

• Control elements for the cleaning process are yellow.

• Control elements for maintenance and servicing are light grey.

• Fasten the hubcaps.

1. Fit the high-pressure nozzle onto the spray lance with the marking facing upwards.

2. Tighten the high-pressure nozzle hand-tight (EASY!Lock).

3. Connect the spray lance to the high-pressure gun and hand-tighten (EASY!Lock).

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4. Release the push handle lock.

5. Pull the push handle out to the end position.

For devices without a hose reel:

6. Connect the high-pressure hose to the high-pressure gun and high-pressure connection of the device and tighten hand-tight (EASY!Lock).

For devices with a hose reel:

7. Lay the high-pressure hose on the ground in a straight line.

8. Insert the crank into the hose reel shaft and latch into position.

9. Turn the crank clockwise and wind the high-pressure hose onto the hose reel in evenly distributed layers.

10. Connect the high-pressure hose to the high-pressure gun and hand-tighten (EASY!Lock).

1. Unwind the mains cable and place on the ground.

2. Plug the mains plug into the socket.

1. Check the supply pressure, supply temperature and supply volume of the water supply (see chapter Technical data).

2. Connect the system separator to the water connection of the device using a water supply hose (for the requirements placed on the water supply hose see chapter Technical data).

3. Open the water inlet.

1. Screw the suction hose with filter onto the water connection (for the order number see chapter Technical data).

2. Vent the device (see chapter Vent the device).

1. Unscrew the high-pressure nozzle from the spray lance.

2. Allow the device to run until the escaping water is free of air bubbles.

3. In the case of venting problems, allow the device to run for 10 seconds and then switch it off. Repeat the procedure several times.

4. Switch off the device.

5. Screw the high-pressure nozzle onto the spray lance.

1. Actuate the safety lever and trigger.

   The high-pressure gun opens.

2. Release the safety lever and trigger.

   The high-pressure gun closes.

The device can be operated in a standing or lying position.

1. For devices with a hose reel: Completely unroll the high-pressure hose from the hose reel.

2. Set the power switch to the "I/ON" position.

3. Push the safety latch of the high-pressure gun to the rear.

   The high-pressure gun is unlocked.

4. Open the high-pressure gun.

1. Close the high-pressure gun.

2. Turn the casing of the nozzle until the desired symbol lines up with the marking.

   	High-pressure round stream (0°) for especially stubborn soiling
   	Low-pressure flat stream (CHEM) for operating with detergent or cleaning at low pressure
   	High pressure flat stream (25°) for large soiled areas

1. Pull out the detergent suction hose.

2. Adjust the detergent solution suction volume at the detergent filter.

3. Hang the detergent suction hose in a container with detergent.

4. Set the nozzle to the "CHEM" position.

5. Start up the high-pressure cleaner.

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. Adjust the suction volume at the detergent filter to the maximum volume.

2. Immerse the filter in clear water.

3. Start the device and rinse clear for one minute.

1. Close the high-pressure gun.

   The device switches off.

2. Push the safety latch forwards.

   The high-pressure gun is secured.

1. Push the safety latch backwards.

   The high-pressure gun is unlocked.

2. Open the high-pressure gun.

   The device switches on.

1. Close the water inlet.

2. Open the high-pressure gun.

3. Set the power switch to "I/ON" and allow the device to run for 5-10 seconds.

4. Close the high-pressure gun.

5. Set the power switch to "0/OFF".

6. Pull the mains plug out of the socket only when your hands are dry.

7. Remove the water inlet.

8. Open the high-pressure gun until the device is completely depressurised.

9. Push the safety latch forwards.

   The high-pressure gun is secured.

• Transporting the device in a vehicle: Secure the device in accordance with the respectively applicable guidelines to prevent it from slipping or overturning.

• Transporting the device over longer distances: Pull the device behind you via the push handle.

• Transporting the device over stairs: Pull the device step by step. The skids protect the casing from damage.

• Carrying the device: Carry the device by the handles only.

1. Plug the connection union of the surface cleaner onto the transport holder of the high-pressure cleaner.

2. Screw on the union nut by approximately 1 turn.

1. Attach the lifting gear to the handle on the device.

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Store the device indoors only.

1. Fit the spray lance with high-pressure gun into the nozzle holder and latch into position in the spray lance holder.

2. Roll up the mains cable and hang it over the cable holders.

3. Fasten the plug with the clip provided.

For devices with a hose reel:

4. Wind the high-pressure hose onto the hose reel and fold over the crank handle.

For devices without a hose reel:

5. Storing the high-pressure hose:

   1. Wind up the high-pressure hose.

   2. Hang the high-pressure hose over the hose storage compartment.

   3. Secure the high-pressure hose with the rubber band.

6. Press the push handle lock and slide in the push handle.

If frost-free storage is not possible:

1. Drain the water.

2. Pump commonly available anti-freeze through the device.

   Note

   Use commonly available, Glycol-based vehicle anti-freeze. Observe the handling instructions of the anti-freeze manufacturer.

3. Allow the device for run for a maximum of 1 minute until the pump and lines are empty.

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

• Check the mains cable for damage.

  Have a damaged cable replaced immediately by the authorised Customer Service or a qualified electrician.

• Check the high-pressure hose for damage.

  Immediately replace a damaged high-pressure hose.

• Check the device for leaks.

  3 drops of water per minute are permissible. Contact Customer Service in the case of more serious leaks.

• Empty and clean the sieve in the water connection (see chapter Clean the sieve in the water connection).

• Clean the filter on the detergent suction hose.

• Have the device serviced by Customer Service.

1. Unscrew the union nut.

2. Remove the hose union.

3. Remove the sieve.

4. Externally clean and rinse the sieve.

5. Insert the sieve.

Note

Align the hex-head of the hose union to the connection on the device.

6. Attach the hose union and tighten with the union nut.

• The device cannot be started 

• Device does not reach required pressure 

• The pump is leaking.Up to 3 drops of water per minute are permissible. 

• The pump knocks 

• The detergent mixture ratio is too weak 

Remedy:

1. Check the mains cable for damage.

2. Check the mains voltage.

3. If the device overheats:

   1. Set the power switch to "0/OFF".

   2. Allow the device to cool for at least 15 minutes.

   3. Set the power switch to the "I/ON" position.

4. Contact Customer Service in the case of electrical faults.

Remedy:

1. Set the nozzle to high-pressure.

2. Vent the device (see chapter “Venting the device”).

3. Clean the sieve in the water connection (see chapter “Cleaning the sieve in the water connection”).

4. Check the water supply volume (compare with the required volume specified in the chapter “Technical data”).

5. Clean the nozzle and replace if necessary.

6. Contact Customer Service if necessary.

Remedy:

• In case of more serious leaks, have the device checked by Customer Service.

Remedy:

1. Check the water supply line for leaks.

2. Check the detergent suction line for leaks.

3. Adjust the suction volume at the detergent filter to the minimum volume.

4. Vent the device (see chapter Vent the device).

5. Contact Customer Service if necessary.

Remedy:

1. Set the nozzle to "CHEM".

2. Increase the suction volume at the detergent filter.

3. Open or check/clean the detergent suction hose with filter.

4. Contact Customer Service if necessary.

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)

• HD 5/11 C 

• HD 5/12 C HD 5/12 CX 

• HD 5/12 C HD 5/12 CX 

• HD 5/12 C HD 5/12 CX 

• HD 5/12 C HD 5/12 CX 

• HD 5/12 C 

• HD 5/12 C 

• HD 5/13 C HD 5/13 CX 

• HD 5/15 C HD 5/15 CX 

• HD 5/17 C HD 5/17 CX 

• HD 5/17 C HD 5/17 CX 

• HD 6/13 C HD 6/13 CX 

• HD 6/13 C 

• HD 6/13 C HD 6/13 CX 

• HD 6/13 C 

• HD 6/13 C 

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: 1.520-xxx

2000/14/EC

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

2011/65/EU

2014/30/EU

2009/125/EC

(EU) 2019/1781

EN 60335-1

EN 60335-2-79

EN IEC 63000: 2018

EN 55014-1: 2017 + A11: 2020

EN 55014-2: 2015

EN 62233: 2008

EN 61000-3-2: 2014

HD 5/12 C, HD 5/12 CX, HD 5/13 C, HD 5/13 CX

EN 61000-3-3: 2013

HD 5/15 C, HD 5/15 CX, HD 5/17 C, HD 5/17 CX, HD 6/13 C, HD 6/13 CX

EN 61000-3-11: 2000

2000/14/EG: Annex V

HD 5/12 C, HD 5/13 C, HD 5/15 C, HD 5/17 C, HD 6/13 C

Measured: 86

Guaranteed: 88

HD 5/12 CX, HD 5/13 CX, HD 5/17 CX, HD 6/13 CX

Measured: 89

Guaranteed: 92

HD 5/15 CX

Measured: 87

Guaranteed: 90

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, /05/01