Customer Service; Accessories And Spare Parts - Kärcher HDS 3.0/20-4 EA/EG Mode D'emploi

PREVENTIVE MAINTENANCE AND SERVICE
Indicator Lamp System Care Is Illuminated
System care container is empty.
• Refill system care.
Appliance Is Not Running
No power
• Check power connection/conduit.
Device Is Not Building Up Pressure
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.
• 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 necessary.
Amount of water supply is too low.
• Check water supply level (refer to technical data).
Device Leaks, Water Drips From The
Bottom Of The Device
• Pump leaky
Note: 3 drops/minute are allowed.
• With stronger leak, have device checked by customer
service.
Device Turns On And Off While Hand Spray
Gun Is Closed
Leak in the high pressure system
• Check high pressure system and connections for
tightness.
Device Is Not Sucking In Detergent
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 detergent, 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.
Burner Does Not Start
Fuel tank empty
• Refill fuel.
Water shortage
• Check water supply, check connections.
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.

Set Temperature Is Not Achieved While
Using Hot Water
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.

ACCESSORIES AND SPARE PARTS

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 ensure
the safe and trouble-free operation of the device.
For information about accessories and spare parts,
please visit www.kaercher.com.
Operating Manual HDS Standard 9.808-214.0
CUSTOMER SERVICE
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