Superseded. This AD was superseded by AD 2017-11-09. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2017-08-07
Effective 05/22/2017 · Published 04/17/2017
Airworthiness Directives; Learjet, Inc., Airplanes
Summary
We are adopting a new airworthiness directive (AD) for certain Learjet, Inc., Model 60 airplanes. This AD was prompted by an evaluation by the design approval holder (DAH) indicating that the upper fuselage skin under the aft oxygen line fairing is subject to multi-site damage (MSD). This AD requires a one-time inspection of the fuselage skin for corrosion, and related investigative and corrective actions if necessa…