While you wait for answers, we may have found some information which could help you.
Click here for Delonghi Dfs901ss Ovenwhere are the overload stas on a delonghi dfs090do and what do they look li?
How to fix a Delonghi ESF 461 ST Fan Oven?
My delonghi Proffessional ESS603 is tripping out the RCD when I put the ove?