PPRuNe Forums - View Single Post - Lack of lubrication certification for helicopter gearboxes
Old 2nd August 2017 | 06:41
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espresso drinker
 
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SASless, it's probably not possible to design a helicopter that is failure proof (that's another subject). BUT it is possible to design one with a 30 minute, or more, DRY RUN TIME! They are out there and are flying and have been for decades.
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