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English

17 Key to detach the high-pressure hose 

from the trigger gun

18 Spray lance with pressure regulation 

(Vario Power)

19 Spray lance with Dirtblaster

Special accessories expand the possibilities 
of using your appliance. Please contact your 
KÄRCHER dealer for further information.

Mount loose parts delivered with appliance 
prior to start-up.

Illustration 
Push the wheels into the intake and se-
cure with the enclosed plugs, watch for 
positioning of plug.

You will need the 2 included screws as well as 
a Philips screwdriver PH 2.

Illustration 
Slide the transport handle into the guide 
and secure it with 2 screws.

You will need the 2 included screws as well as 
a Philips screwdriver PH 2.

Illustration 
Insert both detergent hoses onto the hose 
fittings.
Install the dosage regulator and connect 
using 2 screws.

Note

: During installation you must make 

sure that the tongues of the dosage regu-
lator match up with the intended recesses 
in the casing.

Illustration 
Push the high pressure hose into the trig-
ger gun until it locks audibly.

Note:

 Make sure the connection nipple is 

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

Warning

According to the applicable regula-
tions, the appliance must never be 
used on the 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 consid-
ered non-drinkable.

Note:

 Impurities in the water can damage the 

high-pressure pump and accessories. For 
protection, the use of the KÄRCHER water fil-
ter (optional accessory, order no. 4.730-059) 
is recommended.

Observe regulations of water supplier.
For connection values, see type plate/techni-
cal data.

Use a fibre-reinforced water hose (not in-
cluded) with a standard coupling. (Mini-
mum diameter 1/2 inch (13 mm), 
minimum length 7.5 m).

Illustration 
Screw the coupling element (supplied) to the 
water connection on the appliance.
Push the water supply hose onto the cou-
pling unit, then connect it to the water sup-
ply.

This high-pressure cleaner is suited to work 
with the KÄRCHER suction hose with back-
flow valve (Optional accessory, order no. 
4.440-238) to draw in surface water, e.g. from 
water butts or ponds (see specifications for 
max. suction height). 

Fill the KÄRCHER suction hose with 
backflow valve with water, screw to water 
supply and hang into the water butt.

Separate the high pressure hose from the 
high pressure connection of the appli-
ance.

Switch the appliance on (I/ON) for a max. 
of 2 minutes and wait until the water exits 
the high-pressure connection without bub-
bles.

Turn off the appliance "0/OFF".

Special accessories

Before Startup

Install wheels

Install the transport handle

Install the dosage regulator for deter-
gent

Connect the high pressure hose to the 
hand spray gun

Water supply

Water supply from mains

Drawing in water from open reservoirs

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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