AD 2020-11-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc., Airplanes |
Unsafe Condition
Reports of the loss of all air data system information provided to the flightcrew, which was caused by icing at high altitudes.
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Required Actions
Revise the Emergency Procedures--Avionics (section 03-17) of the existing Airplane Flight Manual (AFM) to include the information in the "Unreliable Airspeed" procedure of the applicable AFM, and revise the Normal Procedures--After Take-off (section 04-04) of the existing AFM to include the information in the "Go-Around" procedure of the applicable AFM.
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Compliance Time
Within 30 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 20001 through 20688 inclusive.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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