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Thread: Why do you pressurize hydraulics before pushback (744)
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Old 19th January 2012 | 01:28
  #13 (permalink)  
Sciolistes
 
Joined: Aug 2008
Posts: 666
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From: Betwixt and between
You leave them on because they are "powered off". If by component life you mean the battery, then yes.
EDPs are the engine driven pumps. Component life is related to the solenoids. I don't understand it beyond that.
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