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B747 Back up Hydraulics
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2nd Oct 2008, 20:31
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NSEU
Join Date: Feb 2004
Location: Australia
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Additionally, per some manuals, they work hard; a 20 minute cooldown period for the motors after having fun full travel.
Isn't the cooling period only applicable to ground ops? The JAL 747 had the gear down... so plenty of cooling at altitude
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