Kärcher K Mini - Pressure Washer Manual

Proper use

This high pressure cleaner is designed for domestic use only.

• for cleaning machines, vehicles, buildings, tools, facades, terraces, gardening tools, etc. by means of a high-pressure water jet (if necessary, with additional cleaning agents).
• with accessories, replacement parts and cleaning agents approved by KÄRCHER. Please observe the information accompanying the cleaning agents.

Accessories and Spare Parts

Only use original accessories and spare parts, they ensure the safe and trouble-free operation of the device. For information about accessories and spare parts, please visit www.kaercher.com.

Description of the Appliance

The scope of delivery of your appliance is illustrated on the packaging. Check the contents of the appliance for completeness when unpacking.

In the event of missing accessories or any transport damage, please contact your dealer.

1. Water connection with integrated sieve
2. Coupling element for water connection
3. High pressure connection
4. Accessory compartment
5. Carrying handle
6. Mains cable with mains plug
7. Cable clip
8. Storage for mains cable
9. Appliance switch „0/OFF" / „I/ON"
10. Trigger gun
11. Lock trigger gun
12. Clamp for high pressure hose
13. Safety cover
14. Spray lance extension
15. Spray lance with pressure regulation (Vario Power)
    The 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.
16. High pressure hose
    * Additionally required
17. Fabric-reinforced water hose with commercially available coupling.
    • Minimum diameter, 1/2 inches (13 mm).
    • Minimum length 7.5 m.

Assembly

Mount loose parts delivered with appliance prior to startup.

• Screw the coupling element to the water connection on the appliance.
  
• Pull out the clamp for the high pressure hose from the trigger gun.
  
• Connect high pressure hose to trigger gun.
  
• Push the clamp in until it locks. Check the secure connection by pulling on the high-pressure hose.

Start up

• Park the appliance on an even surface.
• Connect the high pressure hose to the high pressure connection of the appliance.
  Check the secure connection by pulling on the high pressure hose.
• Insert the mains plug into the socket.

Water supply

For connection values, see type plate/technical data. Observe regulations of water supplier.

ATTENTION
Impurities in the water can damage the high-pressure pump and the accessories. For protection, the use of the KÄRCHER water filter (optional accessory, order no. 4.730-059) is recommended.

• Attach the water supply hose to the coupling on the water connection.
• Connect the water supply hose to the water supply.
• Completely open the water tap.

Operation

ATTENTION
Dry running of more than 2 minutes leads to damage of the high-pressure pump. If the appliance does not build up pressure within 2 minutes, switch the appliance off and proceed in accordance with the instructions in Chapter "Troubleshooting".

High pressure operation

Keep a distance of at least 30 cm when using the jet for cleaning painted surfaces to avoid damage.

• Push the spray lance extension into the trigger gun and fasten it by a 90° rotation.
  
• Tighten the safety cover.
  
• Push the spray lance into the spray lance extension and fasten it by a 90° rotation.
  
• Turn on the appliance "I/ON".
• Unlock the lever on the trigger gun.
• Pull on the lever of the trigger gun; the device will switch on.
  Note: Release the lever of the trigger gun; the device will switch off again. High pressure remains in the system.

Interrupting operation

• Release the lever on the trigger gun.
• Lock the lever on the trigger gun.
• During longer breaks (more than 5 minutes), also turn the appliance off using the "0/OFF" switch.

Finish operation

Only separate the high-pressure hose from the trigger gun or the appliance when there is no pressure in the system.

• Release the lever on the trigger gun.
• Turn off the appliance "0/OFF".
• Disconnect the mains plug from the socket.
• Turn off tap.
• Press the lever on the trigger gun to release any remaining pressure in the system.
• Lock the lever on the trigger gun.
• Detach the appliance from the water supply.

Transport

Risk of personal injury or damage!
Mind the weight of the appliance during transport.

When transporting by hand

• Lift appliance by the carrying handle and carry it.

When transporting in vehicles

• Secure the appliance against shifting and tipping over.

Storage

Risk of personal injury or damage!
Consider the weight of the appliance when storing it.

Storing the Appliance

Prior to extended storage periods, as during the winter, also observe the instructions in the Care section.

• Park the machine on an even surface.
• Remove the high pressure hose from the high pressure connection.
• Detach spray lance from the trigger gun.
• Stow away the accessories in the accessory holder.
• Wrap the mains cable around the storage and attach the mains plug with the cable clamp.

Frost protection

ATTENTION
Appliances and accessories that are not completely drained can be destroyed by frost. Completely drain appliance and accessories and protect them against frost.

To avoid damage:

• Completely drain all water from the appliance: Switch the appliance on with detached high pressure hose and detached water supply (max. 1 minute) and wait, until no more water exits at the high pressure connection. Turn off the appliance.
• Store the appliance and the entire accessories in a frost free room.

Care and maintenance

Risk of electric shock.

• Prior to all work on the appliance, switch off the appliance and pull the power plug.

Clean the sieve in the water connection

Clean the sieve in the water connection regularly.

ATTENTION
The sieve must not be damaged.

• Remove coupling from the water connection.
  
• Pull the sieve out using flat pliers.
• Clean the sieve under running water.
• Reinsert the sieve into the water connection.

Maintenance

The appliance is maintenance free.

Troubleshooting

You can rectify minor faults yourself with the help of the following overview.

If in doubt, please consult the authorized customer service.

Risk of electric shock.

• Prior to all work on the appliance, switch off the appliance and pull the power plug.

Appliance is not running

• Pull on the lever of the trigger gun; the device will switch on.
• Check whether the voltage indicated on the type plate corresponds to the voltage of the mains supply.
• Check the mains connection cable for damages.

Pressure does not build up in the appliance

• Check setting at the spray lance.
• Check water supply for adequate delivery rate.
• Appliance ventilation: Switch the appliance on with the high-pressure hose detached and operate (max. 2 minutes) until the water exits the high-pressure connection without bubbles. Switch off appliance and reconnect high-pressure hose.
• Pull out the sieve in the water connection using flat-nose pliers and clean under running water.

Strong pressure fluctuations

• Clean high-pressure nozzle: Remove dirt and debris from the nozzle bore, using a needle and rinse through with water from the front.
• Check water flow quantity.

Unusual operating noises

Gear defective, contact Customer Service.

Appliance is leaking

• Slight leakage from the appliance pump is normal. If the leakage increases contact the authorized customer service.

Technical specifications

Electrical connection
Voltage	220-240 V 1~50-60 Hz
Power consumption	6 A
Protection class	IPX5
Protective class	II
Water connection
Max. feed pressure	1,2 MPa
Max. feed temperature	40°C
Min. feed volume	7 I/min
Performance data
Working pressure	7,4 MPa
Max. permissible pressure	11 MPa
Water flow rate	5,5 I/min
Max. flow rate	6,0 I/min
Recoil force of trigger gun	11 N
Dimensions and weights
Length	278 mm
Width	233 mm
Height	296 mm
Weight, ready to operate with accessories	4,7 kg
Values determined as per EN 60335-2-79
Hand-arm vibration value	0,7 m/s2
Uncertainty K	0,6 m/s2
Sound pressure level LpA	77 dB(A)
Uncertainty KpA	2 dB(A)
Sound power level LWA + Uncertainty KWA	91 dB(A)

Subject to technical changes.

Safety

Please read these original operating instructions and the enclosed safety instructions prior to the initial use of your device. Proceed accordingly. Keep both booklets for future reference or subsequent owners.

Symbols on the machine

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

The appliance must not be directly connected to the public drinking water network.

Safety Devices

• Safety installations serve the protection of the user and may not be modified or bypassed.

Appliance switch

The appliance switch prevents unintentional operation of the appliance.

Lock trigger gun

This lock locks the lever of the trigger gun and prevents the inadvertent start of the appliance.

Overflow valve with pressure switch

The overflow valve prevents the permissible working pressure from being exceeded.

If the lever on the trigger gun is released the pressure switch turns off the pump, the high pressure jet is stopped. If the lever is pulled the pump is turned on again.