Kärcher HDS 801 B Manual page 25

Device is not building up pressure
Nozzle is set to "CHEM"
–
 Set nozzle to "High pressure".
Nozzle is blocked/ washed out
–
 Clean/ replace nozzle.
Sieve in the water connection is dirty
–
 Clean sieve.
Sieb in front of the water scarcity safe-
–
guard is dirty.
 Clean sieve.
Amount of water supply is too low.
–
 Check water supply level (refer to tech-
nical data).
Detergent tank is empty.
–
 Top up detergent orset dosing value for
detergent to "0".
Detergent dosing valve is leaky.
–
 Check dosing valve.
Safety valve is displaced.
–
 Adjust safety valve (Customer Service).
Safety valve is leaky.
–
 Replace the safety valve and/or the
washer (Customer Service).
Overflow valve is defective
–
 Replace overflow valve (Customer Ser-
vice).
Air within the system
–
Vent pump:
 Set dosing value for detergent to "0".
 Open the water supply.
 Start the engine according to the oper-
ating instructions of the engine manu-
facturer.
 To dearate the appliance, unscrew the
nozzle and allow the appliance to run
until the water exits in a bubble-free
state.
 Switch off the appliance and fit the noz-
zle again.
Water jet is not uniform
Nozzle is blocked.
–
 Clean the nozzle.
Safety valve is displaced.
–
 Adjust safety valve (Customer Service).
Device is not sucking in detergent
Nozzle is set to "High pressure"
–
 Set nozzle to "CHEM".
Detergent suction hose with filter is
–
leaky or blocked
 Check/ clean detergent suction hose
with filter.
Oil in the high pressure pump is
Washer is defective.
–
 Inform Customer Service.
Burner does not start
Temperature limiter has got triggered
–
again.
 Get the device checked by Customer
Service.
Fuel tank empty
–
 Refill.
Water shortage
–
 Check water supply, check connec-
tions, clean water shortage safeguard.
Fuel pump is defective
–
 Replace fuel pump (Customer Service).
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 ser-
vice.
Uneven spraying of fuel at the burner
–
nozzle
 Clean fuel filter.
– 10
EN
milky
25