Operating instructions

– 9
– Heating coil has heavy calcium depos-
its
 Have the device decalcified by custom-
er service.
– Leak in the high pressure system
 Check high pressure system and con-
nections for tightness.
– Pump leaks, safety valve not tight.
Note: 3 drops/minute are allowed.
 With stronger leak, have device
checked by customer service.
– Nozzle is set to "High pressure"
 Set nozzle to "CHEM".
– External detergent container is empty.
 Fill/replace external detergent contain-
er.
– Filter at the detergent suction hose dirty
 Clean filter.
– Backflow valve stuck
 Completely close the filter at the deter-
gent suction hose (-).
 Set the appliance switch to "1".
 Open the hand spray gun and rinse the
appliance for at least 1 minute.
– Fuel tank empty.
 Refill fuel.
– Water shortage
 Check water supply, check connec-
tions.
– Water flow temperature too hot.
 Fill in water with a max. temperature of
86°F/30°C.
Illustration
– Fuel filter dirty
 Change fuel filter.
If malfunction can not be fixed, the de-
vice must be checked by customer ser-
vice.
The warranty terms published by the rele-
vant sales company are applicable in each
country. We will repair potential failures of
your appliance within the warranty period
free of charge, provided that such failure is
caused by faulty material or defects in man-
ufacturing. In the event of a warranty claim
please contact your dealer or the nearest
authorized Customer Service center.
Please submit the proof of purchase.
Only use original accessories and spare
parts, they ensure the safe and trouble-free
operation of the device.
For information about accessories and
spare parts, please visit www.kaercher.com.
Device turns on and off while hand
spray gun is closed
Device leaks, water drips from the
bottom of the device
Device is not sucking in detergent
Burner does not start
Customer Service
Warranty
Accessories and Spare Parts
14 EN