PPRuNe Forums - View Single Post - Yet another AW139 tail incident at Gulf helis
Old 17th Jul 2011, 04:11
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thehighlander959
 
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^^
So explain to me why with all AW139 aircraft fitted with HUMS and the system in operation,that two aircraft had failures in their tail sections and this was not foreseen by HUMS?

1. Tail Boom Failure
2. Tail rotor blade failure
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