AD 91-11-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Short Brothers PLC | SD3-60 | Airworthiness Directives; SHORT BROTHERS Model SD3-60 Series Airplanes |
Unsafe Condition
The pilot may inadvertently select propeller pitch settings below the flight idle setting while in flight, adversely affecting airplane controllability.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Shorten the ground/air lever spool spindle P/N SD3-47-1130xA in accordance with Shorts Service Bulletin SD360-76-11. Alternative methods of compliance or adjustments may be used if approved by the Manager, Standardization Branch, ANM-113.
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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
Short Brothers PLC Model SD3-60 series airplanes equipped with PT6A-67R engines with Fuel Control Unit (FCU), Part Number 3037319.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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