AD 2019-21-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc., Airplanes |
Unsafe Condition
loss of all air data system information provided to the flightcrew, caused by icing at high altitudes
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
revising the existing airplane flight manual (AFM) to provide the flightcrew with procedures for "Unreliable Airspeed" that stabilize the airplane's airspeed and attitude
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Compliance Time
Before further flight
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Affected Aircraft
Bombardier, Inc., Model CL-600-1A11 (600), CL-600-2A12 (601), and CL-600-2B16 (601-3A and 601-3R Variants) airplanes, serial numbers 1001 through 1085 inclusive, 3001 through 3066 inclusive, and all serial numbers of the 601-3A and 601-3R Variants
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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