EASA Regulations for Airbus Helicopters SA 319 B

EASA AD 2020-0161-E

Engine — Stage 3 Turbine Wheels — Replacement

EASA Airworthiness Directive 2020-0161-E is an emergency directive addressing the replacement of Stage 3 turbine wheels on SAFRAN Helicopter Engines ASTAZOU XIV B and XIV H engines. These engines are commonly installed on Airbus Helicopters SA 319 B (Alouette III) and SA 342 J (Gazelle) models. The directive targets specific turbine wheels with part number 0265257050 and certain serial numbers due to detected material defects.