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English

Dear Customer,

Please read and comply with these 
original instructions prior to the ini-

tial operation of your appliance and store 
them for later use or subsequent owners.

This high-pressure cleaner is designed for 
domestic use only:
– to clean machines, vehicles, buildings, 

tools, facades, terraces, garden equip-
ment etc. using a high-pressure water 
jet (and detergents if required).

– with accessories, replacement parts 

and detergents approved by KÄRCH-
ER. Observe the instructions provided 
with these detergents.

Danger

Immediate danger that can cause severe 
injury or even death.

Warning

Possible hazardous situation that could 
lead to severe injury or even death.

Caution

Possible hazardous situation that could 
lead to mild injury to persons or damage to 
property.

The high pressure jet may not 
be directed at persons, ani-
mals, live electrical equipment 
or at the appliance itself. Pro-

tect the appliance against frost.

The packaging material can be recy-
cled. Please do not place the packag-

ing into the ordinary refuse for disposal, but 
arrange for the proper recycling.

Old appliances contain valuable ma-
terials that can be recycled. Please 
arrange for the proper recycling of old 

appliances. Please dispose your old appli-
ances using appropriate collection sys-
tems.

Notes about the ingredients (REACH)

You will find current information about the 
ingredients at: 

http://www.karcher.de/de/unternehmen/
umweltschutz/REACH.htm

The scope of delivery of your appliance is il-
lustrated on the packaging. Check the con-
tents of the appliance for completeness 
when unpacking.
In the event of missing accessories or any 
transport damage, please contact your 
dealer.

The warranty terms published by the rele-
vant sales company are applicable in each 
country. We will repair potential failures of 
your appliance within the warranty period 
free of charge, provided that such failure is 
caused by faulty material or defects in man-
ufacturing. In the event of a warranty claim 
please contact your dealer or the nearest 
authorized Customer Service centre. 
Please submit the proof of purchase.

Contents

General information

2

Description of the Appliance

3

Safety instructions

4

Operation

6

Transport

9

Storage

9

Maintenance and care

10

Troubleshooting

10

Customer Service

11

Technical specifications

11

Assembly

12

Spare Parts

15

General information

Proper Use

Symbols in the operating 

instructions

Symbols on the machine

Environmental protection

Scope of delivery

Warranty

Summary of Contents for K 6.450

Page 1: ...R egister and w in w w w kaercher com Operating Instructions Before first use of the unit read these operating instructions and act in accordance with them K 6 450 59639200 10 10 ...

Page 2: ...be recycled Please arrange for the proper recycling of old appliances Please dispose your old appli ances using appropriate collection sys tems Notes about the ingredients REACH You will find current information about the ingredients at http www karcher de de unternehmen umweltschutz REACH htm The scope of delivery of your appliance is il lustrated on the packaging Check the con tents of the appli...

Page 3: ...rank for hose drum 10 Storage of detergent reservoir with de tergent connection 11 Storage for accessories 12 Storage hook for mains connection cable 13 Mains cable with mains plug 14 Detergent reservoir with locking lid 15 Wheels 16 Trigger gun 17 Lock trigger gun 18 Key to detach the high pressure hose from the trigger gun 19 Washing brush 20 Spray lance with Dirtblaster 21 Spray lance with pres...

Page 4: ...f explosion Do not spray flammable liquids Never draw in fluids containing solvents or undiluted acids and solvents This in cludes petrol paint thinner and heating oil The spray mist thus generated is highly inflammable explosive and poi sonous Do not use acetone undiluted acids and solvents as they are damag ing to the materials from which the ap pliance is made 몇 Warning The mains plug and the c...

Page 5: ...ng operations which produce oily waste water e g engine washes un derbody washes may only be carried out using washing stations equipped with an oil separator This appliance was designed to be used with detergents which are sup plied or recommended by the manufac turer The use of other detergents or chemicals may compromise the safety of the appliance Caution Safety devices protect the user and mu...

Page 6: ...e drinking water supply without a system separator Use a suitable system separator manufactured by KÄRCHER or as an alternative a system separator as per EN 12729 Type BA Water flowing through a system separator is con sidered non drinkable Caution Always connect the system separator to the water supply never directly to the appli ance Note Impurities in the water can damage the high pressure pump...

Page 7: ...n Î Unwind the high pressure hose from the hose drum Hold on to the transport handle during this procedure Note If the hand crank is in its secured position fold it up first Î Completely open the water tap Î Completely uncoil the mains cable Î Insert the mains plug into the socket Î Turn on the appliance I ON 몇 Danger The trigger gun is subjected to a recoil force when the water jet is discharged ...

Page 8: ...ustration Î Adjust the suction volume of the deter gent solution by means of the dosage regulator for detergents Î Use spray lance with pressure regula tion Vario Power Î Turn the spray lance to Mix position Note This will mix the detergent with the water stream Note If required the washing brushes can be used to work with detergent Î Spray the detergent sparingly on the dry surface and allow it t...

Page 9: ...n with the spray lance into the holder for the hand spray gun Illustration Î Stow away the mains cable the high pressure hose and accessory at the ap pliance Prior to extended storage periods as dur ing the winter also observe the instructions in the Care section Caution Protect the appliance and its accessories against frost The appliance and its accessories can get destroyed through frost if the...

Page 10: ...he trigger gun the device will switch on Î Check whether the voltage indicated on the type plate corresponds to the volt age of the mains supply Î Check the mains connection cable for damages Î Check setting at the spray lance Î Appliance ventilation Switch on the appliance without con nection the high pressure hose max 2 minutes and run it until the water dis charging from the high pressure outle...

Page 11: ...detergent infeed Customer Service Technical specifications Electrical connection Voltage 230 240 1 50 V Hz Connected load 2 2 kW Protection class IP X5 Protective class I Mains fuse slow blow 16 A Water connection Max feed pressure 0 6 MPa Max feed temperature 60 C Min feed volume 11 I min Max Suction height 1 0 m Performance data Working pressure 13 MPa Max permissible pressure 15 MPa Water flow ...

Page 12: ...12 English Assembly ...

Page 13: ...English 13 Assembly ...

Page 14: ...14 English Notes ...

Page 15: ...English 15 Spare Parts ...

Page 16: ......

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