EASA AD US-2017-26-03
Main Rotor - Rod End Bearing Assemblies - Inspection
Federal Register Volume 82, Number 243 (December 20, 2017) - Airworthiness Directive 2017-26-03 is a final rule issued by the FAA addressing Enstrom Helicopter Corporation models F-28, F-28A, F-28C, F-28C-2, F-28C-2R, F-28F, F-28F-R, TH-28, 280, 280C, 280F, 280FX, 480, and 480B. This directive mandates inspection of specific main rotor rod end bearing assemblies to detect corrosion and prevent potential failure that could lead to loss of a main rotor blade. The directive was prompted by an accident involving an Enstrom Model 480B helicopter.
Airworthiness DirectiveMaintenanceSafety MgmtEnstrom Helicopter Corporation 280Enstrom Helicopter Corporation 480Enstrom Helicopter Corporation F-28Enstrom Helicopter Corporation TH-28Enstrom F-28Enstrom F-28AEnstrom F-28CEnstrom F-28C-2Enstrom F-28C-2REnstrom F-28FEnstrom F-28F-REnstrom TH-28Enstrom 280Enstrom 280CEnstrom 280FEnstrom 280FXEnstrom 480Enstrom 480B