AD 2006-12-21
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier Model CL-600-2B19 (Regional Jet Series 100 & 440) Airplanes |
Unsafe Condition
Failure of the flap system, resulting in a twisted outboard flap panel, which could lead to flap asymmetry and reduced controllability of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install new flap actuators, a new or retrofitted air data computer, a new skew detection system, and new airspeed limitation placards. Revise the AFM to include revised maximum allowable speeds for flight with the flaps extended and a new skew detection system/crosswind-related limitation for take-off flap selection.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 12 months of the effective date (July 21, 2006).
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Affected Aircraft
Bombardier Model CL-600-2B19 (Regional Jet Series 100 & 440) airplanes.
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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