Knobs have fallen out of the control panel.
Knobs have been accidentally disengaged.
Knobs can be removed.
Simply place knobs back in their support in the control panel and push them in so that they engage and can be turned as usual.
Knobs can no longer be turned easily.
There is dirt under knobs.
Knobs can be removed.
To disengage knobs, simply remove them from the support. Alternatively, press on the outer edge of knobs so that they tip and can be picked up easily.
Carefully clean the knobs using a cloth and soapy water. Dry with a soft cloth.
Do not remove knobs too often so that the support remains stable.
Fan does not work all the time in “Fan Heating” mode.
This is a normal operation due to the best possible heat distribution and best possible performance of the oven.
Wait until the cooking cycle is completed.
After a cooking process a noise can be heard and a air flow in the near of the control panel can be observed.
The cooling fan is still working, to prevent high moisture conditions in the cavity and cool down the oven for your convenience.
The cooling fan will switch off automatically.
The food is not sufficient cooked in the time given by the recipe.
A temperature different from the recipe is used.
Double check the temperatures. The ingredient quantities are different to the recipe. Double check the recipe.