AD 2023-02-16
Effective 04/04/2023 · Published 02/28/2023
Airworthiness Directives; BAE Systems (Operations) Limited Airplanes
Summary
The FAA is adopting a new airworthiness directive (AD) for certain BAE Systems (Operations) Limited Model Avro 146-RJ series airplanes. This AD was prompted by a report that certain inertial reference units (IRUs) have out-of-date magnetic variation (MagVar) tables. This AD requires assessing the values between the MagVar tables of the affected IRUs and the most recently published MagVar data tables, and corrective…