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Thread: 737NG Air cart/normal vs Crossbleed
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Old 25th February 2014 | 08:44
  #8 (permalink)  
Skyjob
 
Joined: Jan 2000
Posts: 860
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From: FL410
Open is the position in which you will find the isolation valve on the NG, on the ground, it's part of the shutdown and preflight procedure.
Ant1: That's a company procedure, not standard Boeing...
Last edited by Skyjob; 25th February 2014 at 08:45. Reason: typo
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