AD 2015-09-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc. Airplanes |
Unsafe Condition
A dormant failure of the alternate release system of the landing gear could occur without an effective maintenance task, potentially preventing the landing gear from extending during a failure of the normal landing gear extension system.
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Required Actions
Revise the maintenance or inspection program to incorporate a maintenance task for an operational check of the electro-mechanical actuator and release mechanism of the alternate extension system for the nose landing gear and main landing gear.
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Compliance Time
Within 30 days after the effective date of this AD, revise the maintenance or inspection program. Initial compliance times vary based on flight hours: within 660 flight hours for airplanes with 540 or more flight hours, or before the applicable time for those with less than 540 flight hours.
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Affected Aircraft
Bombardier, Inc. Model CL-600-2E25 (Regional Jet Series 1000) airplanes, certificated in any category, serial numbers 19002 and subsequent.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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