Eurocopter Deutschland GMBH Proposes New Airworthiness Directive for MBB-BK 117 Helicopters

Summary

Eurocopter Deutschland GMBH proposes a new airworthiness directive for its MBB-BK 117 helicopters to address fatigue issues with the tail rotor drive bevel gear, which could lead to loss of control. The proposed directive aims to prevent such failures by specifying maintenance actions.