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Thread: Critical engine on 747
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Old 11th Jan 2006, 14:21
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Dan Winterland
 
Join Date: Jun 2001
Location: Blighty
Posts: 4,789
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Re: Critical engine on 747
But if 1 or 4 fail, the relevant hydraullic system will be powered by the ADPs (classic) or Aux pumps (744), so this shouldn't be a problem. And the brakes can be powered by 4, 1 or 2.
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