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English

 7

Caution

Dry runs lasting longer than two minutes lead 
to damages to the high pressure pump. If the 
appliance does not build up pressure within 
two minutes, switch it off and proceed as in-
structed in the Chapter "Troubleshooting".

Illustration 
Insert the high pressure hose tightly into 
the quick coupling on the appliance, it will 
lock in audibly.

Note:

 Make sure the connection nipple is 

aligned correctly.
Check the secure connection by pulling 
on the high-pressure hose.

Illustration 
Push the spray lance into the trigger gun 
and fasten it by turning it through 90°.

Completely open the water tap.

Insert the mains plug into the socket. 

Turn on the appliance “I/ON”.

Danger

The trigger gun is subjected to a recoil force 
when the water jet is discharged. Make sure 
that you have a firm footing and are also hold-
ing the trigger gun and spray lance firmly.

Caution

Prior to cleaning, make sure that the high 
pressure is placed safely on level ground. 
Wear protective goggles and protective cloth-
ing during the cleaning process.

Unlock the lever on the trigger gun.

Pull on the lever of the trigger gun; the de-
vice will switch on.

Note:

 Release the lever of the trigger gun; the 

device will switch off again. High pressure re-
mains in the system.

Carrying out the most common cleaning 
tasks. The work pressure can be stagelessly 
regulated between "Min" and "Max".

Release the lever on the trigger gun. 

Turn the spray lance to the desired posi-
tion.

Note

: Suitable for working with detergent; for 

this, turn the spray lance to the "Mix" position. 

For particularly dirty items or areas.

Caution

Car tyres, paint or sensitive surfaces such as 
wood should not be cleaned with the dirt blast-
er, as there is a risk of damage.

Not suitable for use with detergents.

Please use exclusively KÄRCHER detergents 
and care products to carry out the respective 
cleaning task, as these were specifically de-
velopped for your appliance. The use of other 
detergents and care products may lead to 
premature wear and can invalidate your war-
ranty claims. Please obtain information at 
your local dealer or request information direct-
ly from KÄRCHER.

Notes regarding the detergent

: The most 

commonly use detergents can be purchased 
ready to use in their detergent reservoirs with 
locking lids. This will make the pesky refilling 
and filling processes redundant.

Illustration 
Remove the lid from the detergent reser-
voir and press the detergent reservoir into 
the detergent connection with the opening 
facing down.

Illustration 
Adjust the suction volume of the detergent 
solution by means of the dosage regulator 
for detergents.

Use spray lance with pressure regulation 
(Vario Power).

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.

Spray the detergent sparingly on the dry 
surface and allow it to react, but not to dry.

Spray off loosened dirt with the high-pres-
sure jet.

Start up

Operation

Spray lance with pressure regulation

Spray lance with Dirtblaster

Working with detergent

Recommended cleaning method

Summary of Contents for K 3.540

Page 1: ...R egister and w in w w w kaercher com Operating Instructions Before first use of the unit Please read these Operating Instructions and act in accor dance with them 59635920 03 10 K 3 540...

Page 2: ...2...

Page 3: ...re is caused by faulty material or defects in manufacturing In the event of a warranty claim please con tact your dealer or the nearest authorized Customer Service centre Please submit the proof of pu...

Page 4: ...water Unsuitable extension cables can be haz ardous Only use extension cables out doors which have been approved for this purpose and labelled with a sufficient ca ble cross section 1 10 m 1 5 mm2 10...

Page 5: ...it can be easily damaged and should be stored carefully Do not kink Do not drive vehicles over the hose Do not expose the hose to sharp edges or corners Misuse will lead to ballooning or premature fai...

Page 6: ...as an alternative a system separator as per EN 12729 Type BA Water flowing through a system separator is consid ered non drinkable Note Impurities in the water can damage the high pressure pump and a...

Page 7: ...ote Suitable for working with detergent for this turn the spray lance to the Mix position For particularly dirty items or areas Caution Car tyres paint or sensitive surfaces such as wood should not be...

Page 8: ...cidents or injuries keep in mind the weight of the appliance when se lecting a storage location for it see Specifica tions Park the machine on an even surface Press the disconnect on the hand spray gu...

Page 9: ...cable When switching on first pull the lever of the trigger gun and then switch the appli ance switch to I ON Clean high pressure nozzle Remove dirt and debris from the nozzle bore using a needle and...

Page 10: ...al connection Voltage 1 50 Hz V 230 240 Connected load kW 1 8 Mains fuse slow blow A 13 Protective class I Protection class IP X5 Performance data Working pressure MPa 11 Max permissible pressure MPa...

Page 11: ......

Page 12: ...77 527 2437 ZA K rcher Pty Limited 144 Kuschke Street Meadowdale Edenvale 1614 011 574 5360 08 2009 A Alfred K rcher Ges m b H Lichtblaustra e 7 1220 Wien 01 250 600 AUS K rcher Pty Ltd 40 Koornang Ro...

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