AD 2020-26-17
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; ATR-GIE Avions de Transport Régional Airplanes |
Unsafe Condition
damage found on a wire bundle connecting an angle-of-attack (AOA) probe and a multi-function computer (MFC), which can inhibit activation of the stick pusher without any indication to the flight crew by the stall warning system.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
a repetitive operational test for discrepancies of the stall warning system and stick pusher in the flight configuration, an inspection for discrepancies in the wiring bundles between AOA probes and MFCs, and corrective action if necessary, as specified in a European Union Aviation Safety Agency (EASA) AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within 750 flight hours or 4 months after the effective date of this AD, whichever occurs first.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
all ATR-GIE Avions de Transport Régional Model ATR42-500 and ATR72 airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.