PPRuNe Forums - View Single Post - [B777] Why can't APU support hydraulics but RAT can?
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[B777] Why can't APU support hydraulics but RAT can?
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10th Apr 2017, 09:15
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wiggy
Join Date: Feb 2001
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No probs, I'll have a look at the PDF later but I think the issue can be that the APU doesn't provide a direct hard backup (e.g An attached pump.), so on a simple diagram there's perhaps no obvious link....
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