Karcher K 7 Premium - Manual (Page 19)

– 9
Illustration

Press the connecting fitting from the
short high pressure hose into the brass
intake until it locks into place audibly.
Check the secure connection by pulling
on the high pressure hose.
Illustration

Push the high pressure hose into the
trigger 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.
Caution
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.
For connection values, see type plate/tech-
nical data.
Observe regulations of water supplier.
ṇ
Warning
According to applicable regulations, the ap-
pliance must never be used on the drinking
water net without a system separator. A
suitable system separator by KÄRCHER or
alternatively a system separator according
to EN 12729 type BA must be used.
Water that has flown through a system sep-
arator is no longer classified as drinking
water.
Caution
Always connect the system separator to
the water supply, never directly to the appli-
ance!
Illustration

Screw the coupling element to the wa-
ter connection on the appliance.
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 specifica-
tions for max. suction height).

Fill the suction hose with water.
 Screw the suction hose into the water con-
nection of the appliance and insert it into
the water source (e.g. rainwater drum).
Caution
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 pro-
ceed in accordance with the instructions in
Chapter "Troubleshooting".
Illustration

Unwind the high pressure hose com-
pletely from the hose drum. Hold on to
the transport handle during this proce-
dure.
Note: If the hand crank is in its secured
position, fold it up first.
 Attach the water supply hose to the
coupling on the water connection.
Note: The supply hose is not included.
 Connect the water supply hose to the
water supply.
 Completely open the water tap.
 Insert the mains plug into the socket.
 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.
Switch the appliance on for a (max. of 2
minutes) and wait until the water exits at
the hand spray gun without bubbles.
 Release the lever on the trigger gun.
Note: Release the lever of the trigger
gun; the device will switch off again.
High pressure remains in the system.
 Lock the lever on the trigger gun.
ṇ
Danger
The water jet that is emitted from the high-
pressure nozzle results in a repulsion pow-
er acting on the hand spray gun. Make sure
that you have a firm footing and are also
Connect the high pressure hose to the
trigger gun
Water supply
Water supply from mains
Drawing in water from open reservoirs
Start up
Operation
19 EN