PPRuNe Forums - View Single Post - A320 LP and HP Ground connectors
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Old 29th March 2016 | 10:26
  #7 (permalink)  
sierra_mike
 
Joined: Aug 2013
Posts: 78
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From: Middle Europe
switch the CAB FANS to OFF and wait for a few seconds. if there is still air coming out of the air vents the external air is connected+working (PACKs of course OFF).
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