Water Supply; Before Startup - Kärcher K 3.540 Operating Instructions Manual

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

Before Startup

Mount loose parts delivered with appliance
prior to start-up.
Install wheels

Illustration
Push the wheels into the intake and se-
cure with the enclosed plugs, watch for
positioning of plug.
Install the transport handle
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.
Install the dosage regulator for deter-
gent
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.
Connect the high pressure hose to the
hand spray gun

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.
6
English

Water supply

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.
Water supply from mains
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.
Drawing in water from open reservoirs
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".