While you wait for answers, we may have found some information which could help you.
Click here for Cooker Fan WorkingHygena Cooker hood APM2591?
De Dietrich downdraft extractor (model DHD7000X?
How can I mend my cooker hood?
What is the R for on a diplomati App2339 extractor ?
delonghi rangehood bettass90?
Indesit cooker hood H593 IX - help needed re PCB fuses?