While you wait for answers, we may have found some information which could help you.
Click here for Hygena Cooker Hood FanChanging cooker hood fan?
my hygena app2440 cooker hood needs new button control unit ?
How can I fix my Hygena Cooker hood - APP2300?
Where can I obtain a Bulb Cover for a Hygena APM 2592 Cooker Hood?
replacement hygena app2420 cookerhood. ?
how to tell which part has failed on Hygena APP2420 cooker hood?