AD 2021-23-14

final rule
Data completeness: 80%

Airworthiness Directives; Bombardier, Inc., Airplanes

AD Number
2021-23-14
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2021-0691
FR Citation
86 FR 68889

Applicability

TypeManufacturerModelDetails
aircraft Bombardier Various Airworthiness Directives; Bombardier, Inc., Airplanes

Unsafe Condition

erratic electrical system status on the push button annunciators (PBAs) and the engine instrument and crew alerting system (EICAS), while on-ground and during flight

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Required Actions

Revise the Emergency Procedures and Non-Normal Procedures sections of the existing Airplane Flight Manual (AFM) to include the information in Section 03-19, Electrical, of Chapter 03, Emergency Procedures, and Section 05-19, Electrical, of Chapter 05, Non-Normal Procedures

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Compliance Time

Within 60 days after the effective date of this AD

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Affected Aircraft

Bombardier, Inc., Model BD-100-1A10 airplanes, certificated in any category, serial numbers 20003 and subsequent

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Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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