AD 2006-13-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Embraer | ERJ 170 | Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model ERJ 170 Airplanes |
Unsafe Condition
Excess sealant was applied to the attachment bolts of the negative pressure relief valve, which interfered with the valve's movable diaphragm.
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Required Actions
Perform a general visual inspection of the attachment bolts of the negative pressure relief valve for excess sealant within 700 flight hours after the effective date. If excess sealant is found, perform corrective actions as specified in EMBRAER Service Bulletin 170-21-0014. Corrective actions must be completed before further flight.
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Compliance Time
Within 700 flight hours after the effective date
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Affected Aircraft
EMBRAER Model ERJ 170-100 LR, -100 STD, -100 SE, and -100 SU airplanes, with serial numbers 17000002 through 17000099 inclusive.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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