EASA AD 2018-0066
SUPERSEDED BY EASA AD 2020-0022
EASA Airworthiness Directive 2018-0066 is an airworthiness directive issued by the European Aviation Safety Agency affecting Airbus Helicopters AS 332 L, L1, C, and C1 models. It addresses the inspection and replacement of certain second stage planet gear assemblies in the main gearbox to prevent failure due to higher outer race contact pressures. The directive mandates repetitive inspections and replacement of affected parts to ensure continued safe operation.