A material defect affecting PW1100G-JM-series high pressure turbine disks linked to a March 2020 uncontained engine failure may be more widespread than originally believed, prompting the FAA to propose mandating inspections recommended by Pratt & Whitney.
The FAA plans to require affected Boeing 777 operators to modify fuel systems to ensure they are accurately tracking the amount of fuel going into center wing tanks, correcting a design flaw that has led to over-reporting of fuel amounts—and some diversions as a result.
The European Union Aviation Safety Agency (EASA) has outlined the details of how it is implementing EU sanctions against Russia and decided, among other things, to suspend certificates of airworthiness and put on hold all pending certification applications.
Aviation Week MRO editors unpack the latest developments affecting the aftermarket following the sanctions placed on Russia after its invasion of Ukraine in what remains a fast-moving situation.
The FAA has finalized rules mandating inspections and modifications for Pratt & Whitney-powered Boeing 777s, completing a year-long process to develop fixes that address issues spotlighted in three engine failures and get grounded aircraft back into service.
The FAA has ordered inspections of GE Aviation GEnx-1Bs and -2B fuel metering unit (FMU) parts after an improperly installed valve plug was linked to fuel leakage and an inflight engine shutdown on a UPS Boeing 747-8-F last July near Hong Kong.
Operators of certain Engine Alliance-powered Airbus A380s must conduct more frequent inspections of engine fan hubs and add a new check after regulators mandated manufacturer-recommended revisions.
The FAA will soon release draft final rules that details return-to-service requirements for Pratt & Whitney-powered Boeing 777s, adopting Boeing-recommended nacelle modifications and new Pratt-developed fan blade inspection protocols.
Corrosion from prolonged exposure to salty air set the stage for a part to crack and trigger a recent inflight engine shutdown on a Bombardier CRJ-1000, an FAA airworthiness directive confirms.