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Thread: B757 Recirc Fan Noise
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Old 24th November 2006 | 10:55
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haughtney1
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Joined: Jun 2004
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From: Surrounding the localizer
Cool B757 Recirc Fan Noise
Please can someone tell me....why is it when you turn the right recirc fan off in the cruise, the ambient noise level drops by a significant amount ?

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