– 6
–
Low pressure nozzle is installed
Replace the low-pressure nozzle with the high-
pressure nozzle (stainless steel).
–
Air within the system
Vent pump:
Set dosing value for detergent to "0".
With open hand spray gun turn device on and off
multiple times with the device switch.
Note:
By dismantling the high pressure hose from the
high pressure connection the venting process is accel-
erated.
If detergent tank is empty, refill.
Check connections and conduits.
–
Sieve in the water connection is dirty
Clean sieve.
Clean the fine filter; replace it, if necessary.
–
Amount of water supply is too low.
Check water supply level (refer to technical data).
–
Pump leaky
Note:
3 drops/minute are allowed.
With stronger leak, have device checked by cus-
tomer service.
–
Leak in the high pressure system
Check high pressure system and connections for
tightness.
–
High pressure nozzle is installed
Replace the high-pressure nozzle with the low-
pressure nozzle (brass).
–
Filter in the detergent suck hose dirty
Clean filter.
–
Backflow valve stuck
Remove the detergent hose and loosen the back-
flow valve using a blunt object.
–
Fuel tank empty.
Refill fuel.
–
Water shortage
Check water supply, check connections.
Clean sieve in the water shortage safe guard.
–
Fuel filter dirty
Change fuel filter.
–
No ignition spark
If device is in use and no ignition spark can be seen
through the viewing glass, have device checked by
customer service.
–
Sooty heating spiral
Have device de-sooted by customer service.
If malfunction can not be fixed, the device must be
checked by customer service.
The warranty terms published by the relevant 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 manufacturing. In
the event of a warranty claim please contact your dealer
or the nearest authorized Customer Service centre.
Please submit the proof of purchase.
Note:
When connecting the appliance to a chimney or if
the device cannot be accessed visually, we recommend
the installation of a flame monitor (option).
Only use original accessories and spare parts, they en-
sure the safe and trouble-free operation of the device.
For information about accessories and spare parts,
please visit www.kaercher.com.
Device is not building up pressure
Device leaks, water drips from the bottom of
the device
Device turns on and off while hand spray gun
is closed
Device is not sucking in detergent
Burner does not start
Set temperature is not achieved while using
hot water
Customer Service
Warranty
Accessories and Spare Parts
10
EN
