PPRuNe Forums - View Single Post - Why do you pressurize hydraulics before pushback (744)
Old 18th Jan 2012, 07:40
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Sciolistes
 
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On the 737 we leave the EDPs on even when shut down as recommended by Boeing to increase system component life. That being the case, pressurising before pushing back would probably prevent nasty surprises as the engines are started.
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