AD 2019-12-11

final rule
Data completeness: 80%

Airworthiness Directives; Bombardier, Inc., Airplanes

AD Number
2019-12-11
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2018-1008
FR Citation
84 FR 34772

Applicability

TypeManufacturerModelDetails
aircraft Bombardier Various Airworthiness Directives; Bombardier, Inc., Airplanes

Unsafe Condition

excessive error in the signal generated by the angle of attack (AOA) transducer, which could lead to late activation of the stall protection system and possible loss of control of the airplane.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

replacing certain AOA transducers with new or modified AOA transducers, as described in Service Bulletin 601R-27-165, dated December 20, 2016.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Before further flight

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Bombardier, Inc., Model CL-600-2B19 (Regional Jet Series 100 & 440) airplanes, having AOA transducers P/Ns 45-150-340, C16258AA, or C16258AB.

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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