PPRuNe Forums - View Single Post - Why do you pressurize hydraulics before pushback (744)

19th Jan 2012, 01:28

#13 (permalink)

Sciolistes

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Quote:

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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