Filter
Top Products
14 English
If the symptom you are experiencing is not listed
above, or if the provided solutions do not solve your
issue, please visit our extensive online trouble-
shooting database at:
www.karcherresidential.com/help
.
Symptom
Cause Solution
NO DETERGENT.
Detergent suction tube not
properly
connected to the machine
Check connection
Detergent is too thick Dilute detergent, for best results use Kärcher
detergent
Filter on detergent suction
tube is clogged
Run warm water through fi lter to remove
debris
Damaged or clogged deter-
gent suction tube
Remove obstruction or replace detergent
suction tube
A high pressure nozzle is
attached
Replace with black detergent nozzle
Metering valve closed Open metering valve
Spray nozzle is obstructed Blow out or remove debris with fi ne needle
GARDEN HOSE
CONNECTION
LEAKS
Loose fi ttings Tighten fi ttings
Missing/worn rubber
washer
Insert new washer
SPRAY WAND
LEAKS
Spray wand not properly
attached
Turn the swivel nut of the gun clockwise until
connection is tight
Broken o-ring or plastic
insert
Call Customer Support
PUMP IS NOISY
Not enough gas or engine
oil
Check that hoses and fi ttings are air tight.
Turn off machine and purge pump by
squeezing trigger gun until a steady fl ow of
water emerges through the nozzle
WATER LEAKS
FROM PUMP (UP
TO 10 DROP PER
MINUTE IS PER-
MISSIBLE)
Loose fi ttings Tighten fi ttings
Water seals are damaged
or worn.
Call Customer Support
Thermal protection device
is activated.
Thermal protection device will auto reset.
Do not run pump for more than 5 minutes
without spraying
OIL DRIP
Oil seals are damaged or
worn
Call Customer Support