AD 85-26-51 R2
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Saab AB, Saab Aerosystems | 340A (SAAB SF340A) | Airworthiness Directives; SAAB-FAIRCHILD Model SF-340A Series Airplanes |
Unsafe Condition
Engine flameout due to potential ice ingestion.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install a continuous ignition switch per SF340-74-002 Rev 1. Incorporate specified limitations into the AFM, including slush runway takeoff prohibition and ignition/anti-ice system settings. Conduct engine performance monitoring per GE OEB 2, inspect ignition systems per GE OEB 4 intervals, and inspect compressor blades after flameouts.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Prior to further flight
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Affected Aircraft
SAAB-FAIRCHILD Model SF-340A series airplanes, certificated in any category.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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