Working With Detergent; Interrupting Operation - Kärcher K 5.490 User Instruction

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Start up
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
 Push the spray lance into the trigger
gun and fasten it by turning it through
 Unwind the high pressure hose from the
hose drum. Hold on to the transport
handle during this procedure.
 Completely open the water tap.
 Insert the mains plug into the socket.
 Turn on the appliance "I/ON".
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
 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 infinitely
regulated between "Min" and "Max".
 Release the lever on the trigger gun.
 Turn the spray lance to the desired po-
Note: Suitable for working with detergent;
for this, turn the spray lance to the "Mix" po-
Spray lance with Dirtblaster
For particularly dirty items or areas.
Not suitable for use with detergents.

Working with detergent

Please use exclusively KÄRCHER deter-
gents and care products to carry out the re-
spective cleaning task, as these were
specifically developed for your appliance.
The use of other detergents and care prod-
ucts may lead to premature wear and can
invalidate your warranty claims. Please ob-
tain information at your local dealer or re-
quest information directly from KÄRCHER.
 Fill the detergent solution in the deter-
gent tank (observe dosage instructions
on the packaging of the detergent).
 Use spray lance with pressure regula-
tion (Vario Power).
 Turn the spray lance to "Mix" position -
low pressure.
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-
pressure jet.

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.
English 15



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This manual is also suitable for:

K 3.490