We are superseding airworthiness directive (AD) 2011-27-08 for Agusta S.p.A. (Agusta) Model A109S and AW109SP helicopters. AD 2011-27- 08 required repetitively inspecting each elevator assembly for a crack. This new AD retains the initial inspection interval and adds a repetitive borescope inspection. This AD is prompted by the discovery of another crack on an elevator assembly since AD 2011-27-08 was issued. The actions of this AD are intended to prevent an unsafe condition on these helicopters.
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Airworthiness Directives; Agusta S.p.A. Helicopters
We are superseding airworthiness directive (AD) 2011-27-08 for Agusta S.p.A. (Agusta) Model A109S and AW109SP helicopters. AD 2011-27- 08 required repetitively inspecting each e...
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82 FR 60298
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“Airworthiness Directives; Agusta S.p.A. Helicopters,” thefederalregister.org (December 20, 2017), https://thefederalregister.org/documents/2017-27263/airworthiness-directives-agusta-s-p-a-helicopters.