Superseded. This AD was superseded by AD 2016-08-17. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2010-19-51
Effective 12/09/2010 · Published 11/24/2010
Airworthiness Directives; Bell Helicopter Textron Canada Model 222, 222B, 222U, 230, and 430 Helicopters
Summary
This document publishes in the Federal Register an amendment adopting Airworthiness Directive (AD) 2010-19-51, which was sent previously to all known U.S. owners and operators of the specified model Bell Helicopter Textron Canada (Bell) helicopters by individual letters. This AD requires inspecting parts of the main rotor hydraulic servo actuator (servo actuator) for certain conditions and replacing any unairworthy…