While you wait for answers, we may have found some information which could help you.
Click here for Main Light Heatdelonghi oven?
Delonghi electric oven dead?
What is likely to be wrong with my DeLonghi cooker model ESS 601 W?
My delonghi Proffessional ESS603 is tripping out the RCD when I put the ove?
How to fix a Delonghi ESF 461 ST Fan Oven?
delonghi oven fan working but not heating?