Karcher HDS E 8 16 4 M 24KW - Инструкция по эксплуатации - Страница 27

– 10

–

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.



Open and close the pressure/quantity 
regulation at the pump unit with the 
hand spray gun open.

Note:

 By dismantling the high pressure 

hose from the high pressure connection the 
venting process is accelerated.



If detergent tank is empty, refill.



Check connections and conduits.

–

Pressure is set to MIN



Set pressure to MAX.

–

Sieve in the water connection is dirty



Clean sieve.



Clean the fine filter; replace it, if neces-
sary. 

–

Amount of water supply is too low.



Check water supply level (refer to tech-
nical data).

–

Pump leaky

Note:

 3 drops/minute are allowed.



With stronger leak, have device 
checked by customer service.

Note:

 Condensate can cause increased 

drop generation on the appliance.

–

Leak in the high pressure system



Check high pressure system and con-
nections for tightness.



Leave the appliance running with open 
detergent dosing valve and closed wa-
ter supply, until the boiler 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.

–

Water shortage



Check water supply, check connections.

–

Heater defective.



Inform Customer Service

–

Working pressure/flow rate to high



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

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.

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

Boiler does not heat up

Set temperature is not achieved 

while using hot water

Warranty

27

EN