AD 2020-05-27
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc., Airplanes |
Unsafe Condition
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.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
repetitive inspections of the rudder quadrant box assembly for any cracking, and modification of the rudder quadrant box assembly.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bombardier, Inc., Model BD-700-1A10 and BD-700-1A11 airplanes, serial numbers 9001 through 9844 inclusive, and 9998.
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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