AD 2020-08-11

final rule
Data completeness: 80%

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

AD Number
2020-08-11
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2020-0340
FR Citation
85 FR 27112

Applicability

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

Unsafe Condition

When complete loss of the electrical digital current (DC) essential bus 2 was induced, the smoke detection system of the forward and aft electrical bays erroneously indicated the presence of smoke via the respective engine indication and crew alerting system (EICAS) messages.

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

Required Actions

Revising the existing airplane flight manual (AFM) procedures associated with messages of smoke in the electronic bays presented on the EICAS, as specified in an Agência Nacional de Aviação Civil (ANAC) Brazilian AD.

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 Yaborã Indústria Aeronáutica S.A. Model ERJ 190-300 and 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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