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Old 6th July 2012 | 10:01
  #12 (permalink)  
despegue
 
Joined: Oct 2002
Posts: 822
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From: In my seat
Regarding APU on the classic: either the Garret or the Sunstrandt has a operational ceiling of 35000ft. Beware as the aircraft certified ceiling is Fl 370...So there is a limitation. On NG, all APU versions work untill aircraft certified ceiling.
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