KARCHER K3 Home Premium Power Control User Manual

: June 17, 2024
: Karcher

KARCHER K3 Home Premium Power Control

Product Information

This is a high-pressure washer designed for cleaning purposes. It comes with various accessories and features to make your cleaning tasks easier and more efficient. The product is designed to be environmentally friendly and comes with safety features to ensure user protection.

Specifications

Electric Connection: 220-240V, 1 phase, 50-60Hz
Current Consumption: 1.2A
Water Connection: Max. Inlet Pressure: 40MPa, Max. Inlet
Temperature: 8°C, Min. Inlet Flow Rate: 5.5 l/min
Operating Pressure: 6-12MPa
Typical Operating Weight: 6.2kg
Hand-Arm Vibration Value :

General notes
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.

KÄRCHER Home & Garden app
The KÄRCHER Home & Garden app contains:

Installation and initial startup information
Information about the areas of application
Tips & Tricks
FAQ
Connection to the KÄRCHER Service Centre The app can be downloaded here:

Trademarks

Google Play™ and Android™ are trademarks or registered trademarks of Google Inc.
Apple® and App store® are trademarks or registered trademarks of Apple Inc.

Environmental protection
The packing materials can be recycled. Please dispose of the packaging under 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 danger 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 household rubbish.
Cleaning work produced in oily wastewater, 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 a connection to the wastewater sewage system. Do not allow detergent to enter waterways or the soil.

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

Intended use

Use the high-pressure cleaner in private households only.
The high-pressure cleaner is intended for cleaning ma-chines, vehicles, buildings, tools, façades, terraces, garden machines, etc. using a high- pressure water jet.

Accessories and spare parts

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.

Scope of delivery

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.

Description of the device

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).
For the illustrations, refer to the graphics page Illustration A

Transport wheel
Storage for spray lance
Storage/parking position for high-pressure gun 4 Power Control spray lance dirt grinder for stubborn dirt, pressure level: HARD
Vario Power Power Control spray lance for the most common cleaning tasks, pressure levels: HARD / MEDIUM / SOFT / MIX
Power Control high-pressure gun
Button for separating the high-pressure hose from the high-pressure gun
High-pressure gun lever
Pressure indicator (MIX / 1-SOFT / 2-MEDIUM / 3- HARD)
High-pressure gun lock
Trigger “0/OFF” / “I/ON”
Mains connection with mains plug
Storage hook for the power cord
Carrying handle
Transport handle, telescoping
High-pressure hose reel
Type plate
High-pressure hose
Crank handle for hose reel
Detergent suction hose with detergent filter and cap 21 Detergent tank
Water connection with integrated sieve
Water connection coupling
Garden hose with commonly available coupling
- Fabric reinforced
- Diameter of at least 1/2 inch (13 mm)
- Length at least 7.5 m
Washing brush, suitable for working with detergents
Foam nozzle for powerful detergent foam
Detergent container
optional, ** additionally required

Safety devices

CAUTION

Missing or modified safety devices
Safety devices are provided for your own protection. Never modify or bypass safety devices.

Power switch
The power switch prevents unintentional operation of the device.

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

Auto-stop function
If the lever of the high-pressure gun is released, the pressure switch turns off the pump and the high-pres-sure jet stops. The pump switches on again when the le-ver is pressed.

Symbols on the device

Do not aim the high-pressure jet may at per-sons, animals, live electrical equipment or the device itself.
Protect the device against frost.
The device may not be directly connected to the public drinking water network

Assembly

For the illustrations, refer to the graphics page. Fit the supplied loose parts onto the device before starting up the device.

Fitting the wheels

Fasten and secure the wheels to the device. Illustration B

Installing the handles

Attach the transport handle.
Attach the carrying handle. Illustration C

Close the detergent tank

Close the detergent tank with the cover. Illustration D

Installing the water connection coupling

Screw the water connection coupling onto the water connection on the device. Illustration E

Initial startup

Place the device on a flat and level surface.
Completely unwind the high-pressure hose from the hose reel.
Insert the high-pressure hose into the high-pressure gun until it audibly latches into place.
Note
Take care to ensure the correct alignment of the nipple. Illustration F
Check for a secure connection by pulling on the high-pressure hose.
Plug the mains plug into a mains socket.

Water supply

For the connection values, see the type plate or chapter Technical data.
Observe the water distribution company regulations. ATTENTION
Damage through contaminated water Contamination in the water can damage the pump and the accessories.
KÄRCHER recommends using the KÄRCHER water filter for protection(special accessory, order number 4.730-059).

Connection to the water line

For the connection values, see the type plate or chapter Technical data.
Observe the water distribution company regulations. ATTENTION
Damage through contaminated water Contamination in the water can damage the pump and the accessories.
KÄRCHER recommends using the KÄRCHER water filters for protection(special accessory, order number 4.730-059).

Connection to the water line

ATTENTION

Hose coupling with Aquastop on the water connection of the device
Damage to the pump
Never use a hose coupling with Aquastop on the water connection of the device.
You can use an Aquastop coupling on the tap.

Plug the garden hose onto the water connection coupling.
Connect the garden hose to the water line. Open the water tap fully. Illustration G

Operation

ATTENTION

The pump running dry Damage to the device
If pressure does not build up in the device after 2 minutes then switch the device off and proceed according to the instructions in chapter Troubleshooting guide.

Power Control System

The pressure indicator on the high-pressure gun shows the currently set pressure level when operating with a Power Control spray lance.
Note The sensitivity of materials can vary greatly depending on age and condition. The recommendations are there-fore not binding.
Note When operating with surface cleaner and other accessories, the pressure indicator is not accurate.

High-pressure operation

ATTENTION
Damage to painted or sensitive surfaces Surfaces can be damaged when the jet is too close to the surface or an unsuitable spray lance is used. Maintain a minimum spray distance of 30 cm when cleaning painted surfaces.
Do not clean car tires, paint, or sensitive surfaces such as wood with the dirt grinder.

Insert a spray lance into the high-pressure gun and lock it by turning it 90°. Illustration H
Switch the device on (“I/ON”).
Unlock the lever of the high-pressure gun.
Press the lever of the high-pressure gun.
The device switches on.
Turn the Vario Power Power Control spray lance until the required pressure level is shown on the pressure indicator.

Operation with a washing brush

ATTENTION

Paint damage
Damage to surfaces through a dirty brush
Ensure that the washing brush is free from dirt or other particles before using it.

Note: The device operates at low pressure when using washing brushes. This means that detergent can be mixed with the water.

Insert the washing brush into the high-pressure gun and turn by 90° to fasten it.

Operation with detergent

DANGER

Failure to adhere to the safety data sheet Incorrect handling of the detergent can seriously damage your health
Observe the safety data sheet of the detergent manufacturer, in particular the instructions on personal protective equipment.

Note

Detergent can only be mixed into the jet at low pressure. Note
KÄRCHER detergents ensure fault-free operation. Ask us for a consultation, request our catalog or our detergent information sheets.
- Fill the detergent solution into the detergent tank. Adhere to the dosage specifications on the deter-gent container. Illustration I
- Close the detergent tank with the cover. Illustration D
- Latch the detergent tank in the device.
- Use the Vario Power spray lance.
- Turn the spray lance towards “MIX” until “MIX” is displayed on the high-pressure gun.
- The detergent solution is mixed with the water jet during operation.
- You can optionally use the foam nozzle.
- a Connect the foam nozzle to the detergent bottle. Illustration J
- b Insert the foam nozzle into the high-pressure gun and turn by 90° to fasten it.

Recommended cleaning method

Spray the detergent sparingly on the dry surface and let it work for a while (do not let it dry).
Rinse off the loosened dirt with the high-pressure jet.

After operation with detergent

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

Interrupting operation

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.
Lock the lever of the high-pressure gun. Illustration K
Place the high-pressure gun with the spray lance in the parking position.
Switch the device off “0/OFF” during work breaks longer than 5 minutes.

Ending operation

CAUTION
Pressure in the system

Injuries from high-pressure water escaping uncontrollably
Only disconnect the high-pressure hose from the high-pressure gun or the device when the system is fully de-pressurized.
- Release the lever of the high-pressure gun.
- Close the water tap.
- Press the lever of the high-pressure gun for 30 seconds.
  The pressure remaining in the system is discharged.
- Release the lever of the high-pressure gun.
- Lock the lever of the high-pressure gun.
- Disconnect the device from the water supply.
- Switch off the device “0/OFF”.
- Pull the mains plug out of the socket.

Transport

CAUTION: Failure to observe the weight

Risk of injury and damage
Be aware of the weight of the device during transportation.

Carrying the device

Lift up the device by the carrying handle, and carry it.

Pulling the device

Pull the transport handle out until it audibly latches into place.
Pull the device via the transport handle.

Transporting the device in a vehicle

Drain the detergent tank.
Secure the device against slipping and tipping over.

Storage

CAUTION

Failure to observe the weight
Risk of injury and damage
Be aware of the weight of the device during storage.

Storing the device

Place the device on a level surface.
Disconnect the spray lance from the high-pressure gun.
Press the separation button on the high-pressure gun and disconnect the high-pressure hose from the high-pressure gun.
ATTENTION
Damage to the high-pressure hose
- Damage to the high-pressure hose through incorrect direction of rotation
- Observe the correct direction of rotation of the hose reel when winding on the hose.
Use the crank handle to turn the hose reel anticlockwise and coil up the high-pressure hose.
Store the main connection cable and accessories on the device.
Observe the additional notes before storing the device for a long period, see chapter Care and service.

Frost protection

ATTENTION Danger of frost
Incompletely emptied devices can be destroyed by frost. Empty the device and accessories. Protect the device from frost.

The following requirements must be satisfied:

The device is disconnected from the water supply.
The high-pressure gun is disconnected from the high-pressure hose.
- Switch the device on “I/ON”.
- Wait for a maximum of 1 minute until no more water escapes from the high-pressure hose.
- Switch off the device.
- Store the device in a frost-protected room, together with all accessories.

Care and service

DANGER
Danger of electric shock

Injuries due to touching live parts
Switch off the device.
Remove the mains plug.
The device is maintenance-free, i.e. you do not need to perform any maintenance work.

Clean the sieve in the water connection

ATTENTION
Damaged sieve in the water connection

Damage to the device through contaminated water Check the sieve for damage before inserting it in the water connection.
If necessary, clean the sieve in the water connection.
- Remove the water connection coupling.
- Pull the sieve out using flat pliers.
- Clean the sieve under running water. Illustration L Insert the sieve into the water connection.

Clean the detergent filter
Clean the detergent filter before longer periods of stor-age.

Pull the filter off the detergent suction hose.
Clean the filter under running water. Illustration M

Troubleshooting guide

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.

DANGER

The danger of electric shock
Injuries due to touching live parts
Switch off the device.
Remove the mains plug.

Device not running

Press the lever of the high-pressure gun.
The device switches on.
Check that the voltage specified on the type plate corresponds to the voltage of the power source.
Check the mains connection cable for damage.

The device does not reach the required pressure
The water supply is too low

Open the water tap fully.
Check the water inlet for an adequate flow rate.

The sieve in the water connection is dirty.

Pull the sieve in the water connection out using flat pliers.
Clean the sieve under running water.
Air is in the device.
Vent the device:

  *  **a** Switch on the device without a connected spray lance for a maximum of 2 minutes.
  *  **b** Press the high-pressure gun and wait until the water escaping from the high-pressure gun is free of air bubbles.
  *  **c** Connect the spray lance.

Strong pressure fluctuations

Clean the high-pressure nozzle:
- a Use a needle to remove dirt from the nozzle drill.
- b Rinse the high-pressure nozzle from the front with water.
Check the water supply volume.

Device leaking

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

Detergent is not sucked in

Use the Vario Power spray lance and turn it to “MIX”.
Clean the filter on the detergent suction hose.
Check the detergent suction hose for kinks.

Warranty

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 authorized customer service site.
(See overleaf for the address)

Technical data

EU Declaration of Conformity

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

Product: High-pressure cleaner
Type: 1.602-xxx

Currently applicable EU Directives

2000/14/EC
2014/30/EU
2006/42/EC (+2009/127/EC)
2011/65/EU

Harmonized standards used

EN 50581
EN 55014-1: 2017
EN 55014-2: 2015
EN 60335-1
EN 60335-2-79
EN 61000-3-2: 2014
EN 61000-3-3: 2013
EN 62233: 2008

Conformity evaluation procedure used
2000/14/EC: Appendix V

Sound power level dB(A)

Measured: 88
Guaranteed: 91

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

H. Jenner
Chairman of the Board of Management

S. Reiser
Director of Regulatory Affairs & Certification

FAQ

Q: How do I clean the sieve in the water connection?
- A: Use flat pliers to remove the sieve, clean it, and then place it back in the water connection.
Q: What is the warranty for this product?
- A: Please refer to the warranty information provided with your purchase for details about the product warranty.

Documentation supervisor: