Miele H 394 Operating Instructions Manual page 58

The child safety lock is activated.
The circuit breaker has tripped.
The delay start has been set.
The door is not fully closed.
This is normal. If the door is opened during operation, a safety contact switch
causes the heating elements and the fan to shut off.
This is normal. The fan will continue to run for a short time to cool the oven. When
the oven has cooled sufficiently, the fan will turn off automatically.
The clock display has been turned off. Turn the display on: Touch "ON".
The child safety lock is set to "0".
The grease filter was not removed.
Oven not preheated.
Oven temperature too high.
Grease filter was not removed.
Shiny or thin pans were used.
An electronic fault has occurred.
"F 55" the oven has shut down or the
Sabbath function has finished.
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Deactivate the child safety lock.
Check the breaker.
Cancel the delay start.
Close the door firmly.
Select "Settings" - "Clock" - "Display on".
Slide the child safety lock to "I".
If the grease filter is not removed,
increase baking by 10 to 15 minutes.
Allow the oven to preheat.
Lower the oven temperature.
Remove the grease filter next time.
Use dark, matte finish pans.
Call Technical Service for assistance.
Turn off the oven to reset it to normal
operation.