AD 79-10-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Short Brothers PLC | SD3-30 | Airworthiness Directives; SHORT BROTHERS LIMITED Model SD3-30 Airplanes |
Unsafe Condition
Cracks in the low blade angle pitch mechanism support bracket (P/N SD3-49-0784 or SD3-49-0784xB) could cause propeller blade angle to increase beyond the flight setting.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 30 hours time in service after the effective date, inspect the support bracket for cracks using dye penetrant or equivalent. If no cracks are found, reinstall or replace with modified brackets (P/N SD3-49-0902 or 0902xA) and perform subsequent inspections every 300 hours. If cracks are found, remove the bracket, replace with crack-free or modified parts, and continue inspections. Discontinue inspections after installing modified brackets.
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Compliance Time
within the next 30 hours time in service after the effective date of this AD
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Affected Aircraft
Short Brothers PLC Model SD3-30 airplanes, serial numbers SH3002 through SH3019, with low blade angle pitch mechanism support bracket P/N SD3-49-0784 or SD3-49-0784xB installed.
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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