AD 2005-04-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Saab | SAAB SF340A and SAAB 340B | Airworthiness Directives; Saab Model SAAB SF340A and SAAB 340B Series Airplanes |
Unsafe Condition
Disbonding of the elastomer from the inner metal core and shim of certain engine vibration isolators (mounts) has occurred within a few hundred hours of operation, causing heavy chafing of the engine support system and chafing of the fire sensor loop.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform a one-time inspection to determine the part and serial numbers of certain engine vibration mounts, and the cure dates of certain molded assemblies incorporated in those engine mounts. Conduct a general visual inspection for chafing of the nacelle structure and fire sensor loop. Take related corrective actions if necessary.
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Compliance Time
Within 500 flight hours after the effective date of this AD.
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Affected Aircraft
All Saab Model SAAB SF340A and SAAB 340B series 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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