Miele FN 12020 S Operating And Installation Manual page 28

Problem solving guide
. . . you cannot switch the appliance
off.
The safety lock has been activated.
If you still cannot remedy the fault
having followed these suggestions,
please contact the Miele Service
Department.
To prevent unnecessary loss of
temperature it is advisable not to
open the door while waiting for the
appliance to be serviced.
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