Working With Detergent; Interrupting Operation; Finish Operation - Kärcher K 855 HS Manual

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 "Help with faults".
Illustration
Turn on the appliance "I/ON".
Illustration
For hot water operation, also switch on
the appliance switch for burner operation.
Important instruction: If there is air in
the fuel line (with new appliances or after
operating with an empty tank), it can take
up to 5 minutes until the burner starts.
Illustration
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.

Working with detergent

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.
Illustration
Turn nozzle to the low pressure- flat jet
position ( ).
Note: This will mix the detergent with the
water stream.
Illustration
Pull detergent suction hose as far as is re-
quired out of the housing.
Suspend end of detergent suction hose in
a container filled with detergent.
Recommended cleaning method
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.
16
English

Interrupting operation

Release the lever on the trigger gun.
Lock the lever on the trigger gun.
During longer breaks (more than 5 min-
utes), also turn the appliance off using the
"0/OFF" switch.
Insert the trigger gun in its holder.

Finish operation

Caution
Only separate the high-pressure hose from
the trigger gun or the appliance while there is
no pressure in the system.
After cleaning procedures during hot water
operation, run the appliance with cold water
for another to cool off the boiler system or the
hot high pressure hose
After working with detergent, suspend de-
tergent suction hose in a container filled
with clear water, switch the appliance on
for around 1 minute once the spray lance
has been removed and rinse until water
runs clear.
Release the lever on the trigger gun.
Turn off the appliance "0/OFF".
Turn off tap.
Detach the appliance from the water sup-
ply.
Press the lever on the trigger gun to re-
lease any remaining pressure in the sys-
tem.
Lock the lever on the trigger gun.
Pull out the mains plug.
Insert the trigger gun in its holder.
Stow away the mains cable, the high-
pressure hose and accessory at the appli-
ance.