AD 91-11-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Vulcanair S.p.A. | P 68 Observer | Airworthiness Directives; PARTENAVIA COSTRUZIONI AERONAUTICHE Models P68C-TC airplanes (all serial numbers (S/N)), P68-OTC airplanes (S/N 344-01-OTC and 340-02-OTC), and P68C and P68 Observer airplanes (S/N 268 to 381), certificated in any category. |
| aircraft | Vulcanair S.p.A. | P 68C | Airworthiness Directives; PARTENAVIA COSTRUZIONI AERONAUTICHE Models P68C-TC airplanes (all serial numbers (S/N)), P68-OTC airplanes (S/N 344-01-OTC and 340-02-OTC), and P68C and P68 Observer airplanes (S/N 268 to 381), certificated in any category. |
| aircraft | Vulcanair S.p.A. | P 68C-TC | Airworthiness Directives; PARTENAVIA COSTRUZIONI AERONAUTICHE Models P68C-TC airplanes (all serial numbers (S/N)), P68-OTC airplanes (S/N 344-01-OTC and 340-02-OTC), and P68C and P68 Observer airplanes (S/N 268 to 381), certificated in any category. |
Unsafe Condition
Fuel leakage into the airplane cabin that could result in ignition and explosion of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove fuel and Janitrol system lines in accordance with Partenavia Service Instructions No. 39 or 40, install applicable service kits, and replace light alloy line part number 7.6131-2 with P/N 7.6131C-2 as specified.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 50 hours time-in-service after the effective date of this AD, unless already accomplished.
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Affected Aircraft
Models P68C-TC (all serial numbers), P68-OTC (S/N 344-01-OTC and 340-02-OTC), and P68C and P68 Observer (S/N 268 to 381), 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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