Kärcher K 6.450 Operating Instructions Manual page 7

Tip: If you are not using this accessory, coil
a hose into the bucket and ensure that you
only use a standard hose clamp to connect
to the pressure washer.
CLICK FITTINGS MUST NOT BE USED!
STEP 2:
Fill up your bucket with water.
STEP 3:
Connect the KÄRCHER power cord to
an electricity source and turn on at pow-
erpoint. Make sure the high pressure
nozzle is not connected and turn the
unit on at the ON/OFF switch. Press the
trigger on the gun - the unit is ready for
use once there is a constant water sys-
tem.
STEP 4:
Connect the high pressure nozzle and
press the hand trigger to begin clean-
ing.
Start up
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 instructed in the Chapter
"Troubleshooting".
Illustration
Push the spray lance into the trigger
gun and fasten it by turning it through
90°.
Illustration
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.
Completely open the water tap.
Completely uncoil the mains cable.
Insert the mains plug into the socket.
Turn on the appliance "I/ON".
Operation
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 holding 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
clothing during the cleaning process.
Unlock the lever on the trigger gun.
Pull on the lever of the trigger gun; the
device will switch on.
Note: Release the lever of the trigger gun;
the device will switch off again. High pres-
sure remains in the system.
Spray lance with pressure regulation
Carrying out the most common cleaning
tasks. The work pressure can be stageless-
ly regulated between "Min" and "Max".
Release the lever on the trigger gun.
Turn the spray lance to the desired po-
sition.
English 7