airworthiness · Rule · Final rule. · Published 2020-04-02 · Effective 2020-05-07 · 85 FR 18431
Document
Document number
2020-06786
Federal Register citation
85 FR 18431
Type
Rule
Action
Final rule.
Category
airworthiness
Publication date
2020-04-02
Effective date
2020-05-07
FAA docket
Docket No. FAA-2019-0876
Abstract
The FAA is adopting a new airworthiness directive (AD) for certain Bombardier, Inc., Model BD-700-1A10 and BD-700-1A11 airplanes. This AD was prompted by a report that cracking was discovered in a channel within a structural support member for the rudder quadrant, rudder feel unit assembly, and environmental control system due to fatigue. This AD requires repetitive inspections of the rudder quadrant box assembly for any cracking, and modification of the rudder quadrant box assembly. The FAA issuing this AD to address the unsafe condition on these products.