AD 90-03-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Saab AB, Saab Aerosystems | SAAB 340B | Airworthiness Directives; SAAB-SCANIA Model SF-340A and SAAB 340B Series Airplanes |
| aircraft | Saab AB, Saab Aerosystems | 340A (SAAB SF340A) | Airworthiness Directives; SAAB-SCANIA Model SF-340A and SAAB 340B Series Airplanes |
Unsafe Condition
Loss of certain ice protection systems due to AC generator failures.
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Required Actions
Inspect AC generators, P/N 31342-001, for modification status. If modification status blocks are X-stamped in A, B, or C blocks, replace the generator with one X-stamped in D (or later) modification status block before further flight, per SAAB Service Bulletin SF340-24-016, Rev 1. Alternate compliance may be approved by the Manager, Standardization Branch.
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Compliance Time
Within 30 days after the effective date of this AD, unless previously accomplished.
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Affected Aircraft
Saab AB, Saab Aerosystems Model SF-340A and SAAB 340B series airplanes, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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