AD 2021-18-03

final rule
Data completeness: 80%

Airworthiness Directives; Yaborã Indústria Aeronáutica S.A. (Type Certificate Previously Held by Embraer S.A.) Airplanes

AD Number
2021-18-03
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2021-0701
FR Citation
86 FR 51597

Applicability

TypeManufacturerModelDetails
aircraft Embraer S.A. ERJ 190-400 Airworthiness Directives; Yaborã Indústria Aeronáutica S.A. (Type Certificate Previously Held by Embraer S.A.) Airplanes
aircraft Embraer S Airworthiness Directives; Yaborã Indústria Aeronáutica S.A. (Type Certificate Previously Held by Embraer S.A.) Airplanes

Unsafe Condition

uncontained release of the LPC rotor 1 and damage to the engine and airplane structure, which could result in loss of control of the airplane.

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

Required Actions

amending the existing airplane flight manual (AFM) to incorporate a new limitation and revise certain normal procedures, upgrading the electronic engine control (EEC) software, and subsequently removing the AFM amendments.

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

Compliance Time

Before further flight

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Affected Aircraft

Yaborã Indústria Aeronáutica S.A. (Type Certificate Previously Held by Embraer S.A.) Model ERJ 190-400 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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