AD 2006-06-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Embraer | ERJ 170 | Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model ERJ 170 Airplanes |
Unsafe Condition
Safety assessments of the aileron and flap/slat flight controls system showed that some dormant faults did not comply with the safety assessment criteria, which could lead to failure of the aileron and flap/slat controls system and reduced controllability of the airplane.
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Required Actions
Revise the Airworthiness Limitations section of the Instructions for Continued Airworthiness in the EMBRAER 170 AMM to include revised repetitive inspection intervals for specific tasks and new maintenance tasks related to the incorporation of a new horizontal stabilizer actuator. These revisions must be approved by the FAA or the Departmento de Aviacao Civil (DAC).
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Compliance Time
Within 30 days after the effective date of this AD.
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Affected Aircraft
All EMBRAER Model ERJ 170-100 LR, -100 STD, -100 SE, and -100 SU 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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