PPRuNe Forums - View Single Post - Jet goes down on its way to Medellin, Colombia
Old 18th Dec 2016, 18:57
  #944 (permalink)  
misd-agin
 
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As engines spool down you can try and move flight controls. HYD pressure on other jets is typically present with approx 5% N2. At approx 8% N2 it appears to have enough pressure to perhaps move the flight controls on the ground with no air loads.
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