An MRO shop's unapproved repair process triggered an EASA emergency airworthiness directive that orders parts removed from 57 CFM International engines.
Russia’s federal air transport agency Rosaviatsia has told S7 Airlines to change its de-icing procedures after its Boeing 737-800s suffered engine stalls.
CFM's new blades, which can be installed on all CFM56-5B and -7B versions, include increased wall thickness and an optimized dovetail design to minimize stress.