Possbile cause:
The water softener filter is exhausted.
"REPLACE FILTER" is displayed.
"TURN DATE INDICATOR TO DISPLAY NEXT 2 MONTHS" is displayed.
Then, press "NEXT". "RUN WATER INTO FILTER
HOLE UNTIL IT COMES OUT FROM OPENINGS" is displayed.
Then, press "NEXT".
"IMMERSE FILTER IN THE WATER TANK LETTING AIR BUBBLES ESCAPE" is displayed.
Press "NEXT". "INSERT FILTER INTO ITS HOUSING AND PUSH IT DOWN TO BOTTOM" is displayed.
Press "NEXT". "INSERT WATER TANK" is displayed.
"PLACE 0.5L CONTAINER UNDER SPOUTS, PRESS OK TO FILL FILTER" is displayed.
Delivery begins and stops automatically. The filter symbol appears on the display alongside the time to indicate that the filter has been enabled. You can now use the coffee machine.