PPRuNe Forums - View Single Post - Hypothetical - Robinson Total Electrical Failure
Old 27th Aug 2019, 17:46
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Hot and Hi
 
Join Date: Dec 2014
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Originally Posted by RandomPerson8008
Fan scroll nut cotter pin is still aligned with stripe? As described here at 7m 40s? Not sure if there's another way

https://www.youtube.com/watch?v=2VcBXjMGhIM&t=07m40s
Sorry, “no” again. The scroll nut will not move relative to the scroll if there is engine (or rotor) overspeed in flight. (It may indicate though that engine was started with open throttle, which sometimes is referred to at overspeed at startup.)

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