Kärcher HD 10/25 S Operating Instructions Manual page 12

English
Fault display
1 x flashing red:
– High-pressure side leaking. Check high-
pressure hose, hose connections and
hand-held spray gun for leaks.
2 x flashing red:
– Motor too hot. Switch off the unit switch.
Leave unit to cool down. Switch the unit
back on again.
3 x flashing red:
– Fault in the power supply. Check the
mains connection. Check supply fuses.
4 x flashing red:
– Current consumption too high. Consult
Customer Service
Unit does not work
Availability time has run out. The indicator
light will flash green. Switch the unit off and
then on again.
Check connecting cable for damage.
Consult Customer Service if there is an
electrical fault.
Unit does not come up to pres-
sure
Set nozzle to "high pressure".
Clean/replace nozzle.
Clean the fine filter, replace if required.
Evacuate air from the cleaner (see Switch-
ing on the unit).
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.
Operating Instructions HD 10/25 S/SX Plus, 13/18 S/SX Plus
Pump makes a knocking noise
Check all supply lines as well as the deter-
gent system for leaks.
Evacuate air from the cleaner (see Switch-
ing on the unit).
Clean the fine filter.
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.
Clean/renew non-return valve in detergent
suction-hose connection.
Open detergent metering valve or check it
for leaks/remove obstruction. Also clean
the venting orifice in the housing.
Seek the help of Customer Service if nec-
essary.
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