AD 2013-02-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc. Airplanes |
Unsafe Condition
Cracking, gouges, scratches, and corrosion of the Horizontal Stabilizer Trim Actuator (HSTA) attachment pins and trunnions could result in failure of these components, leading to disconnection of the horizontal stabilizer and subsequent loss of controllability of the airplane.
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Required Actions
Inspect the trunnions and upper and lower pins for gouges, scratches, and corrosion, and replace the trunnions if necessary. Add serial numbers and new part numbers to certain trunnions, and upper and lower pins. Revise the maintenance program to incorporate the information specified in certain temporary revisions of the limitations section.
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Compliance Time
Before further flight
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Affected Aircraft
All Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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