EASA SIB AIR-22-10
Engine Cowling System - Quarter-Turn Fastener Maintenance Information
The FAA Special Airworthiness Information Bulletin AIR-22-10 provides maintenance information regarding the engine cowling system quarter-turn fasteners on Textron Aviation Inc. turbofan-powered airplanes. These fasteners, used on engine nacelle cowl doors and related components, have been linked to incidents of cowl damage and separation, potentially affecting airplane handling. The bulletin addresses the hazards associated with improper installation and maintenance of these fasteners and offers guidance to pilots, owners, operators, and maintenance personnel.
Safety Information BulletinMaintenanceSafety MgmtTextron Aviation 400 (Beechjet)Textron Aviation 4000 (Horizon)Textron Aviation 500Textron Aviation 550 (Citation)Textron Aviation 510 (Mustang)Textron Aviation 525 (CitationJet)Textron Aviation 560Textron Aviation 560XLTextron Aviation 650Textron Aviation 680Textron Aviation 700 (Longitude)Textron Aviation 750 (Citation X)Textron Aviation BAeTextron Aviation BHTextron Aviation DHTextron Aviation HS.125Textron Aviation HawkerTextron Aviation MU-300 (Diamond)