Superseded. This AD was superseded by AD 2021-17-02. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2020-23-13
Effective 12/03/2020 · Published 11/18/2020
Airworthiness Directives; ATR-GIE Avions de Transport Regional Airplanes
Summary
The FAA is adopting a new airworthiness directive (AD) for all ATR--GIE Avions de Transport Regional Airplanes Model ATR42-200, -300, and -320 airplanes. This AD was prompted by false activation of the stall warning system due to wiring damage on the wire bundle between an angle of attack (AOA) probe and the crew alerting computer. This AD requires a one-time inspection for discrepancies of the wire bundles between…