Kärcher SB MU, Руководство пользователя

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RO Pump does
not start Buffer tank for permeate is full Wait until the permeate is consumed. Operator
Level sensor "Buffer container full" defective Check level switch. Customer
Service
Start-up time of the control has not yet been
completed Wait. Operator
Pressure switch for water scarcity is defective Check pressure switch; replace it, if required. Customer
Service
No softened water is coming from the base ex-
changer Check the base exchanger. Operator/
Customer
Service
Regeneration of the base exchanger is incom-
plete Add salt, add water and wait for brine formation
(approx. 2 hours); start regeneration, check the
base exchanger, if required. Operator/
Customer
Service
RO pump contin-
uously goes on
and off Fine filter or active carbon filter dirty Check filter; replace the filter inlay, if required Operator
RO pump starts
only after several
rinsing cycles Too low mains water pressure Check mains water supply; open the inlet valve
fully, if required. Operator
Fine filter or active carbon filter dirty Check filter; replace the filter inlay, if required Customer
Service
Permeate output
is too low; buffer
tank of permeate
is often empty Water inlet temperature is too low Measure the temperature of the softened water
and compare it with the technical data. Operator
Operating pressure is too low Reset the operating pressure. Customer
Service
There are calcium or mineral deposits on the
filter surface of the RO membrane. Decalcify the membrane; replace it, if necessary Customer
Service
Level switch Buffer tank is "full" is defective Check level switch. Customer
Service
There are bacteria or algae deposits on the fil-
ter surface of the RO membrane. Rinse the membrane thoroughly for a long time;
replace it if necessary. In future remember: Water
is of potable quality; avoid long idling periods. Customer
Service
There are stains
on the car paint
during Top Care
(permeate has
not been ade-
quately deminer-
alised) The mineral content of the softened water is
too high Check conductivity of softened water. Customer
Service
RO membrane has ruptured; defective sealing Replace washer or membrane. Check conductiv-
ity
Customer
Service
Mixing of permeate and softened water Comparison of conductivity of the permeate from
the spray pipe and water from the buffer tank of
permeate. Customer
Service
Fault Possible cause Remedy By whom
72 EN