AD 2020-23-13

final rule
Data completeness: 80%

Airworthiness Directives; ATR-GIE Avions de Transport Regional Airplanes

AD Number
2020-23-13
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2020-1024
FR Citation
85 FR 73407

Applicability

TypeManufacturerModelDetails
aircraft Aviat Various Airworthiness Directives; ATR-GIE Avions de Transport Regional Airplanes

Unsafe Condition

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

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

a one-time detailed visual inspection of the wire bundles between the left- and right-hand AOA probes and the crew alerting computer for discrepancies, and, depending on findings, applicable corrective actions

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Before further flight

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

all ATR--GIE Avions de Transport Regional Airplanes Model ATR42-200, -300, and -320 airplanes

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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