AD 2003-04-12
Effective 04/04/2003 · Published 02/28/2003
Airworthiness Directives; Bell Helicopter Textron Canada Limited Model 427 Helicopters
Summary
This amendment adopts a new airworthiness directive (AD) for the specified Bell Helicopter Textron Canada (Bell) model helicopters that requires modifying the auxiliary fin assemblies and revising the Limitations section of the Rotorcraft Flight Manual (RFM) to reduce the never-exceed speed (Vne) for a tail rotor pedal stop failure. This amendment is prompted by several incidents of main rotor blades contacting the…