Kärcher HD 6/15-4, Operating Instructions Manual, Page: 22 / 156

– 8
 Set the pressure and quantity regula-
tion to "MAX".

Check the nozzle size, install correct
nozzle.
 Clean the nozzle.
 Replace the nozzle.
 Deaerate the appliance (see "Start-up")
 Check water supply level (refer to tech-
nical data).
 Clean water filter.
 Check all inlet pipes to the pump.
 Contact Customer Service if needed.
3 drops per minute are permitted and can
come out from the lower side of the appli-
ance. Call Customer Service if there is
heavy leakage.

With stronger leak, have device
checked by customer service.
 Clean water filter.
 Check the water suction pipes for leaks.
 Deaerate the appliance (see "Start-up")
 Contact Customer Service if needed.
–
Only use accessories and spare parts
which have been approved by the man-
ufacturer. The exclusive use of original
accessories and original spare parts
ensures that the appliance can be oper-
ated safely and trouble free.
–
At the end of the operating instructions
you will find a selected list of spare parts
that are often required.
–
For additional information about spare
parts, please go to the Service section
at www.kaercher.com.
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 centre.
Please submit the proof of purchase.
Pressure does not build up in the
appliance
Pump leaky
Pump is vibrating
Spare parts
Warranty
22 EN