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… Trouble-shooting
77
…
appears
…
appears
…
appears
Possible cause
Solution
䡲
The boiler in the appli-
ance is scaled up.
A
Start descaling.
Possible cause
Solution
䡲
Used unsuitable descaler.
A
Descale again using the recommended
descaler.
䡲
Descaling unsuccessful.
A
If the message does not disappear after re-
peating the descaling process several
times, note down the error message in full
(message, serial number (FN) and error
number (E)).
A
Call Customer Services.
Possible cause
Solution
䡲
Various situations can
lead to an error message.
A
Cancel the error message by pressing the
button.
A
Disconnect the power supply for about
1 minute.
A
Reconnect the power supply.
A
If the error message appears again, note
down the error message in full (message,
serial number (FN) and error number (E)).
A
Disconnect the power supply.
A
Call Customer Services.
Boiler scaled up,
please descale!
Appliance blocked,
descaling necessary
FX / EXX see instructions
FN XXX XXXXXX