Kärcher HD 3.0/20-4 M Ea, Manual

Page: 10 / 12

English
11
Unit does not come up to pres-
sure
„
Set nozzle to "high pressure".
„
Clean/replace nozzle.
„
Evacuate air from the cleaner (see Switch-
ing on the unit).
„
Clean the strainer in the water connection.
„
Check water inlet volume (see Technical
Specifications).
„
Check all supply lines to the pump for leaks
or obstructions.
„
Seek the help of Customer Service if nec-
essary.
Pump is leaky
„
Three drops per minute are allowable and
can appear on the underside of the unit.
Seek the help of Customer Service if leaks
are more serious.
Pump makes a knocking noise
„
Check all supply lines as well as the deter-
gent system for leaks.
„
Close the cleaning agent metering valve
when running the unit without cleaning
agent.
„
Evacuate air from the cleaner (see Switch-
ing on the unit).
„
Seek the help of Customer Service if nec-
essary.
Detergent is not being drawn in
„
Set nozzle to "Chem".
„
Check detergent suction hose with filter for
leaks or obstructions and clean it if neces-
sary.
„
Open detergent metering valve or check it
for leaks/remove obstruction.
„
Seek the help of Customer Service if nec-
essary.
Spare parts
You will find a list of spare parts at the end of
these operating instructions.
Warranty
The warranty terms issued by our authorised
marketing company are valid in every country.
We remedy any fault in the unit free of charge
within the warranty period providing the cause
of the fault proves to be a material or manu-
facturing error.
Should you wish to call upon the guarantee,
please apply to your dealer or nearest author-
ised Customer Service centre taking along
also the accessories and bill of sale.