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Thread: Misterious noise in a 737
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Old 23rd July 2004 | 09:07
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BOAC
Per Ardua ad Astraeus
 
Joined: Mar 2000
Posts: 18,575
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From: UK
Did you check the recirc fans? I have a feeling I had this a long time ago and it was a 'dicky' fan. I think the supply duct enters where you describe it.
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