AD 2012-22-13
Effective 12/20/2012 · Published 11/15/2012
Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters
Summary
We are adopting a new airworthiness directive (AD) for certain Sikorsky Aircraft Corporation (Sikorsky) Model S-76C helicopters. This AD requires installing an improved throttle stop and a wider trigger on the engine control levers (ECL). This AD was prompted by a bird-strike to the windshield that resulted in unintended movement of the engine control levers from the forward position and towards the flight-idle posi…