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Frequently Asked Questions
59
General problems
Problem Possible cause and solution
The Optical Interface is
flashing
quickly.
The warning buzzer is
sounding.
The indicator light of
the selected program
and the time display
flash.
The dishwasher does
not start or the delay
start time stops run‐
ning.
The safe mode of the dishwasher was activated.
The following takes place:
– If you do not close the door within four seconds
of the last press of a button at program start
– If the door is open for longer than four seconds
during
a program or within the delay start time.
P
ress the program selection button and close the
door within four seconds.
Detergent residue is left
in the dispenser at the
end
of a program.
The dispenser was still damp when detergent was
added.
Mak
e sure the dispenser is dry before adding de‐
tergent.
The dispenser cover
cannot be closed.
Detergent residue is blocking the latch.
Remo
ve the detergent residue.
The inside of the door
and/or the int
erior walls
are wet after a program
has finished.
This is caused by the drying system and does not in‐
dic
ate a fault. The moisture will dissipate after a
while.
Water remains in the
wash cabinet at the end
of a pr
ogram.
Before fixing the fault:
T
urn the dishwasher off with the button.
The filter system in the wash cabinet is clogged.
Clean
the filter system (see "Cleaning and care -
Filter system").
The drain pump or non-return valve is blocked.
Clean
the drain pump or the non-return valve (see
"Frequently asked questions").
The drain hose is kinked.
Remove the kink.