AD 2012-14-07
Effective 08/03/2012 · Published 07/19/2012
Airworthiness Directives; Bell Helicopter Textron Canada Helicopters
Summary
We are adopting an airworthiness directive (AD) superseding an existing airworthiness directive for Bell Helicopter Textron Canada (Bell) Model 407 and 427 helicopters. The existing AD requires inspecting certain hydraulic servo actuators (servo) to determine whether the shaft turns independently of the nut or the clevis assembly, and additional actions based upon the inspection's outcome. The AD also requires reide…