AD 87-04-18
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Short Brothers PLC | SD3-30 | Airworthiness Directives; SHORT BROTHERS PLC Model SD3-30 Airplanes |
Unsafe Condition
Fuel entering into the main cabin through unsealed areas of the fuselage top skin.
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Required Actions
Seal certain areas of the fuselage top skin in accordance with Short Brothers PLC Service Bulletin SD330-53-58 (January 1986) or Revision 1 (May 1986). An alternate means of compliance or adjustment of the compliance time may be used if approved by the FAA Manager, Standardization Branch. Special flight permits under FAR 21.197 and 21.199 may be issued to operate the airplane to a base for modification.
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Compliance Time
within 90 days after the effective date of this AD, unless previously accomplished
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Affected Aircraft
SHORT BROTHERS PLC Model SD3-30 airplanes, Serial Numbers SH3002 through SH3116 inclusive, 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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