federal_register: 2021-25618

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document_number title type abstract publication_date pub_year pub_month html_url pdf_url agency_names agency_ids excerpts regulation_id_numbers
2021-25618 Airworthiness Directives; Bombardier, Inc., Airplanes Proposed Rule The FAA proposes to adopt a new airworthiness directive (AD) for all Bombardier, Inc., Model BD-100-1A10 airplanes. This proposed AD was prompted by a report that the design of the spoiler control system causes certain engine indication and crew alerting system (EICAS) messages to be posted intermittently and repetitively during flight and on the ground, and flightcrews must action the appropriate checklist each time these messages appear. This proposed AD would require revising the Non-Normal Procedures section of the existing airplane flight manual (AFM) associated with the spoiler electronic control unit (SECU) EICAS messages. The FAA is proposing this AD to address the unsafe condition on these products. 2021-11-26 2021 11 https://www.federalregister.gov/documents/2021/11/26/2021-25618/airworthiness-directives-bombardier-inc-airplanes https://www.govinfo.gov/content/pkg/FR-2021-11-26/pdf/2021-25618.pdf Transportation Department; Federal Aviation Administration 492,159 The FAA proposes to adopt a new airworthiness directive (AD) for all Bombardier, Inc., Model BD-100-1A10 airplanes. This proposed AD was prompted by a report that the design of the spoiler control system causes certain engine indication and crew... 2120-AA64

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