Kärcher WPC 2500 BW-AM, Manual

Page: 18 / 98

18
English
The LEDs on the operating panel and on
the display will show the interruptions in the
RO plant.
Note
If there is an interruption, the plant gets
switched off automatically and the drinking
water production is interrupted. If the prob-
lem cannot be rectified, switch off the plant
and inform Kärcher Customer Service.
Î If the plant does not start automatically,
pull the plug out of the socket, wait for 5
seconds and insert back the plug. The
controls will get reset.
Î Rectify other faults according to the de-
tails provided in the following tables.
Faults
Interruptions in the RO plant
Description /
Display
LED fault Dosing container is empty Fill dosing container and then acknowledge the fault.
Sensor signal missing Inform Customer Service.
regeneration Automatic flush is active Nothing needs to be done; the plant will start automat-
ically
tank full Drinking water tank is full. Nothing needs to be done; the plant will start automat-
ically
Float switch in drinking water tank is defective. Inform Customer Service.
Display Conductivity
exceeded Guide value of drinking water is too high. Inform Customer Service.
Hard water Dosing container is empty Fill dosing container and then acknowledge the fault.
Pressure in-
terruption Pressure of raw water is too low. Check raw water supply:
– Installation in the building
– Advance pressure pump
– Fine filter status (see "Maintenance tasks"
Interruptions in the dosing stations
Dosing pump transports too
much or too little Dosing frequency is displaced. Set the dosing frequency.
Dosing pump does not trans-
port. Mains plug of the dosing pump not set correctly. Connect the mains plug to the unit.
Plant is not switched on. Switch on plant.
Dosing pump is not deaerated. Bleed dosing pump.