Karcher HDS 9/18-4M V2A*EU-I 1.077-805 - Инструкция по эксплуатации - Страница 37

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

Leave device running with open detergent 
dosage valve and closed water supply, until 
the swimmer tank is sucked empty and the 
pressure falls to "0".



Open the water supply again.

If the pump still is not sucking in any deter-
gent, it could be because of the following 
reasons:

–

Filter in the detergent suck hose dirty



Clean filter.

–

Backflow valve stuck



Remove the detergent hose and loosen 
the backflow valve using a blunt object. 

–

System care bottle empty.



Replace the system care bottle.

–

Fuel tank empty.



Refill fuel.

–

Water shortage



Check water supply, check connec-
tions.



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 glas, have de-
vice checked by customer service.

–

Working pressure/flow rate to high



Reduce working pressure/flow quantity 
at the pressure/volume regulator in the 
pump unit.

–

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 our com-
petent sales company are applicable in 
each country. We will repair potential fail-
ures of the appliance within the warranty 
period free of charge, provided that such 
failure is caused by faulty material or de-
fects in fabrication.

Note:

 When connecting the appliance to a 

chimney or if the device cannot be ac-
cessed visually, we recommend the instal-
lation of a flame monitor (option).

–

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. 

Device is not sucking in detergent

Burner does not start

Set temperature is not achieved 

while using hot water

Warranty

Accessories and Spare Parts

36

EN