Airbus Helicopters Model EC120B Helicopters: Special Conditions for HeliSAS Autopilot and Stabilization Augmentation System Installation

Summary

The Federal Aviation Administration (FAA) has issued special conditions for the modification of the Airbus Helicopters Model EC120B helicopter to address potential safety concerns with the S-TEC Corporation's HeliSAS autopilot/stabilization augmentation system, which has the potential for more severe adverse consequences than existing airworthiness regulations.