AD 2003-16-19
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Learjet | 45 | Airworthiness Directives; Learjet Model 45 Airplanes |
Unsafe Condition
Structural failure of the horizontal stabilizer actuator assembly (HSAA), which could result in possible loss of control of the airplane.
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Required Actions
Replace the HSAA having part number (P/N) 6627401000-005 with a new HSAA, per a method approved by the Manager, Wichita Aircraft Certification Office (ACO), FAA. Non-revenue flights are permitted within 3 days after the effective date of this AD only for the purpose of positioning the airplane to a location where the replacement can be accomplished.
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Compliance Time
Before further flight after the effective date of this AD.
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Affected Aircraft
All Learjet Model 45 airplanes, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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