EASA Regulations for Eurocopter AS 332

EASA SIB 2007-49

Eurocopter AS 332 and EC 225 helicopters - Tail Gearbox (TGB) Attachment Fittings Manufacturing Defect

EASA Safety Information Notice No. 2007-49, issued on 2007-12-10, addresses a manufacturing defect in the tail gearbox (TGB) attachment fittings of Eurocopter AS332 C, C1, L, L1, L2 and EC225 LP helicopters with specific serial numbers. The defect involves interference caused by a missing blind hole in the structure fitting, affecting proper bolt tightening. This notice informs operators and maintenance organizations about the issue and references the DGAC France Emergency Airworthiness Directive UF-2007-027 for mandatory corrective actions.