Spare Parts; Troubleshooting; Helpline - Kärcher K 3.550 Betriebsanleitung

Spare parts

Use only original KÄRCHER spare parts.
You will find a list of spare parts at the end
of these operating instructions.

Troubleshooting

You can rectify minor faults yourself with
the help of the following overview.
If in doubt, please consult the authorized
customer service.
Danger
Turn off the appliance and remove the
mains plug prior to any care and mainte-
nance work.
Repair works may only be performed by the
authorized customer service.
Appliance is not running
 Pull on the lever of the trigger gun; the
device will switch on.
 Check whether the voltage indicated on
the type plate corresponds to the volt-
age of the mains supply.
 Check the mains connection cable for
damages.
Pressure does not build up in the appli-
ance
 Check setting at the spray lance.
 Appliance ventilation: Switch the appli-
ance on with the high-pressure hose
detached and operate (max. 2 minutes)
until the water exits the high-pressure
connection without bubbles. Switch off
appliance and reconnect high-pressure
hose.
 Check the water supply.
 Pull out the sieve in the water connec-
tion using flat-nose pliers and clean un-
der running water.
Appliance does not start, motor hums
Cause: Voltage reduction due to weak
mains supply or when using an extension
cable.
 When switching on, first pull the lever of
the trigger gun and then switch the ap-
pliance switch to "I/ON".
Strong pressure fluctuations
 Clean high-pressure nozzle: Remove
dirt and debris from the nozzle bore, us-
ing a needle and rinse through with wa-
ter from the front.
 Check water flow quantity.
Appliance is leaking
 Slight leakage from the appliance pump
is normal. If the leakage increases con-
tact the authorized customer service.
No detergent infeed
 Use spray lance with pressure regula-
tion (Vario Power).
Turn the spray lance to "Mix" position.
 Check the settings at the dosage regu-
lator for detergent.
 Check whether the detergent reservoir
is placed into the detergent connection
facing down.
 Check the detergent suction hose for
kinks.
Karcher (UK) Limited operate a helpline al-
lowing customers to discuss any problems
experienced with our products.
The helpline operates during normal busi-
ness hours, if you have difficulty getting
through, please understand that there are
peak periods during the day when our con-
sultants are unable to take all calls coming in.
In these circumstances we would ask that
you try to contact us again later in the day.
The helpline number is 01295 752200,
open from 8.30am to 5.00pm Monday to
Friday.
It helps us if you have the model number
and data plate details to hand before mak-
ing your call.
Alternatively you may write or E-mail to
the address below:
Karcher (UK) Limited
Karcher House
– 8
EN

Helpline

19