While you wait for answers, we may have found some information which could help you.
Click here for Oven Model NormalMy Delonghi DFS901SS bottom oven heating element trouble?
where are the overload stas on a delonghi dfs090do and what do they look li?
How can I fix my Delonghi DFS 090 DO?
delonghi oven?
How to fix a Delonghi ESF 461 ST Fan Oven?
What is likely to be wrong with my DeLonghi cooker model ESS 601 W?