Superseded. This AD was superseded by AD 2024-26-09. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2021-10-02
Effective 07/29/2021 · Published 06/24/2021
Airworthiness Directives; Bombardier, Inc., Airplanes
Summary
The FAA is adopting a new airworthiness directive (AD) for all Bombardier, Inc., Model BD-700-1A10 and BD-700-1A11 airplanes. This AD was prompted by reports indicating that the left- and right-hand elevator torque tube bearings were contaminated with sand and corrosion, restricting free rotation. This AD requires repetitive general visual inspections of the left- and right-hand elevator torque tube bearings for any…