Kärcher WPC 2500 BW-AM Bedienungsanleitung Seite 15

Time Check / Activity
daily Filling level of dosing container
Air bubbles in the dosing pipes
Drinking water flow based on the startup value Lowered by less than 10%
Drinking water guide value based on the start-
up value
Pressure difference between pump and con-
centrate pressure
Counter/meter for media and active carbon fil-
ters
Pressure difference fine filter
Visual inspection of the plant
weekly Fill up operations log
monthly Clean and rinse dosing container
Visual inspection of raw water pump
Float switch in drinking water tank
Maintenance Works
Check media and active carbon filters
1 Display
2 ADVANCE key
During operations, the current time is
shown in the display.
Press ADVANCE key for 5 to 6 sec-
onds. The display will show the first sta-
tus display from the list shown beloe.
To go to the next display, press once
again the ADVANCE key briefly.
Display Significance
2000 Not important
0000 Not important
D–07 Number of days until the
next reflushing
–001 Number of reflushing that
have been conducted
0–01 days - hours since the last
reflushing
If you do not press the ADVACE key for
some time, the display goes back to show-
ing the time.
Maintenance schedule
Target value
adequate filling
no air bubbles
Increase within 10%
maximum 15% above startup difference
Reflushing has taken place in the last 24 hours
maximum 0.08 MPa (0.8 bar)
no leaks
No damage/ leaks can be detected
no functional disruption can be detected
Bleed dosing pump.
The dosing pump must be dearated if the
pump has sucked in air (for e.g. if the dos-
ing container has been completely emp-
tied).
– The unit will stop; the display shows the
interruption "Motor protection".
Note
This errror message is displayed independ-
ent of which dosing container has been
used.
1 Dosing frequency button
2 Screw connections
3 Dosing pump
Refill dosing station (refer chapter on
Startup)
Loosen screws on the dosing pump.
Read and note the dosing frequency
that has been set at the LEDs of the
dosing pump.
Set the dosing frequency to 100% by re-
peatedly pressing the dosing frequency
button and waiting until there are no
more bubbles in the suction pipe (ap-
prox. 1 minute). Absorb the oozing dos-
ing liquid with a piece of cloth.
Tighten the screws.
In case of deviation
refill
Bleed dosing pump.
Fine regulation
Fine regulation
Kärcher Customer
Service
Kärcher Customer
Service
Replace fine filter
Kärcher Customer
Service
Kärcher Customer
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Kärcher Customer
Service
Set the dosing pump to the original dos-
ing frequency.
1 Return key
Accept the interruption message on the
operating panel by pressing the Return
key; the unit will start.
Replace fine filter
Check the pressure difference between
the two manometers. Change filter inlay
if value is more that 0.08 MPa (0.8 bar):
Turn the main switch to position "0"
Interrupt raw water inflow.
Open the raw water testing tap to de-
pressurise the filter.
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