Aeg HD8990-m cooker hood strange noise Home › Forums › Public Support Forums › Help And Support › Other Appliances › Aeg HD8990-m cooker hood strange noise This topic has 1 reply, 2 voices, and was last updated 12 years, 9 months ago by Frase0_1. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts June 24, 2013 at 9:30 am #75975 Frase0_1Participant Hi I have a faulty AEG. HD 8990- m. 942 121 436. When switched on it makes a high pitched whine before the motor starts,once it’s ramming it sound like the motto is coming and going….hope you can help. Thanks in advance June 25, 2013 at 9:18 am #396837 electrofixModerator Re: Aeg HD8990-m cooker hood strange noise have you check the fan is not loose on the motor shaft ? Dave Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In