Eurocopter EC155 / Documents

Airbus AS365/EC155 – EASA Proposed AD 20-127 : Tail Rotor Drive Flange

Airbus AS365/EC155 – EASA Proposed AD 20-127 : Tail Rotor Drive Flange

3-Sep-2020Source: EASA

Several occurrences have been reported of loss of tightening torque of the Shur-Lok nut, which serves as a retainer of the tail rotor (TR) drive flange of the main gearbox (MGB). Subsequent investigation determined that these events were the result of failure of the Shur-Lok nut locking function, which is normally ensured by two anti-rotation... Read more

Copyright © 2021 HeliHub

Website by Design Inc

Helihub logo

X