AD 2003-05-11
Effective 04/02/2003 · Published 03/18/2003
Airworthiness Directives; Bell Helicopter Textron Canada Model 407 Helicopters
Summary
This amendment supersedes an existing emergency airworthiness directive (EAD), which was sent previously to all known U.S. owners and operators of Bell Helicopter Textron Canada (Bell) helicopters by individual letters. That EAD requires a visual check to ensure that the two swashplate drive link cup washers (cup washers) are installed correctly. If a cup washer is installed incorrectly, removing and replacing the s…