Karcher SB Wash Oel 50-10 F VA - Manual (Page 23)

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Danger!
There is danger of injury while working at
the equipment.. Concerning all works

disconnect the input water, close the
water supply,
 disconnect the power supply, shut off
the customer emergency main switch,
and secure, that it can not be turned on.
– Operator
Work designated with the sign “Opera-
tor” may only be carried out by persons
who have been instructed in the safe
operation and maintenance on the high
pressure plant.
– Electricians
Persons with a professional training in
the electro-technical area.
– Customer Service
Work designated with the sign “Cus-
tomer Service” may only be done by the
fitters of Kärcher Customer Service.
Troubleshooting
Who may remedy faults?
Faults
Fault Possible cause Remedy By whom
Base exchanger
is not regenerat-
ing No power supply Check power supply (fuse, plug, switch). Operator/
Customer
Service
Hardness sensor (....) defective Check hardness sensor, replace if required Customer
Service
Water remains
hard after regen-
eration No salt in the salt tank Fill up salt, do not allow the salt level to fall below the
water level. Operator
Injector filter is blocked Clean the filter Customer
Service
Water flow to the salt tank is inadequate Check the brine filling duration; clean the brine filling
aperture, if required. Customer
Service
Rising pipe is leaky Check rising pipe, pilot pipe Customer
Service
too high salt con-
sumption too much water in the water tank see below Customer
Service
wrong salt quantity setting Check salt consumption and salt settings Customer
Service
Pressure loss Deposits in water inlet Clean the filter Customer
Service
Deposits in base exchanger Clean valve and resin board Customer
Service
Too much water
in the salt tank Rinsing aperture is blocked Clean rinsing aperture Customer
Service
Injector is blocked Clean injector and filter Customer
Service
Foreign particles in the solenoid valve Clean the solenoid valve, change the valve seat Customer
Service
Power failure while filling brine Check power source Customer
Service
Brine is not get-
ting sucked in Water inlet pressure is too low Increase water pressure to at least 0.3 MPa (3 bar). Operator
Rinsing aperture is blocked Clean rinsing aperture Customer
Service
Injector is blocked Clean injector and filter Customer
Service
Leak inside the valve Replace valve flaps Customer
Service
There is always
water in the
drainage, even
after regenera-
tion Valve does not execute the correct cycles Check timer programme; replace the valve controls,
if required
Customer
Service
Foreign particle in the valve Remove the valve control, take out the foreign parti-
cle, check valve in all the positions Customer
Service
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