AEG COMPETENCE D2160-1 Operating Instructions Manual page 28

The oven light fails to illuminate
The oven fan is noisy
The oven temperature is too high or low
The oven light bulb may need replacing see page
25.
If the Main Oven is set for automatic cooking the
light will illuminate when the cook time begins.
Check that the oven is level.
Check that shelves and bakeware are not vibrating
in contact with the oven back panel.
Check that the recommended temperatures and
shelf positions are being used. See pages 18 and
19. Be prepared to adjust the temperature up or
down by 10°C to achieve the results you want.
27