Business · 26/03/1996Updated: 10/18/2026 · 1 min read
Airworthiness Directive for AlliedSignal LTS101 Turboshaft Engines on Eurocopter Helicopters
Summary
The Federal Aviation Administration (FAA) has issued a new airworthiness directive requiring AlliedSignal LTS101 series turboshaft engines installed on Eurocopter AS-350D and SA-366G1 helicopters to incorporate design modifications to the power turbine rotor to prevent engine failure due to PT disk failures.
Original source language: Federal Register — Federal Aviation AdministrationOpen original release →