Superseded. This AD was superseded by AD 2024-01-04. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2020-26-08
Effective 01/27/2021 · Published 12/23/2020
Airworthiness Directives; The Boeing Company Airplanes
Summary
The FAA is adopting a new airworthiness directive (AD) for The Boeing Company Model 787-8, 787-9, and 787-10 airplanes powered by Rolls Royce Trent 1000 engines. This AD was prompted by reports of damage to the inner fixed structure (IFS) forward upper fire seal and damage to thermal insulation blankets in the forward upper area of the thrust reverser (TR). This AD requires repetitive inspections of the IFS forward…