AD 88-21-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Vulcanair S.p.A. | P 68 | Airworthiness Directives; Partenavia Model P 68 Series Airplanes |
| aircraft | Vulcanair S.p.A. | P 68 Observer | Airworthiness Directives; Partenavia Model P 68 Series Airplanes |
| aircraft | Vulcanair S.p.A. | P 68B | Airworthiness Directives; Partenavia Model P 68 Series Airplanes |
| aircraft | Vulcanair S.p.A. | P 68C | Airworthiness Directives; Partenavia Model P 68 Series Airplanes |
| aircraft | Vulcanair S.p.A. | P 68C-TC | Airworthiness Directives; Partenavia Model P 68 Series Airplanes |
| aircraft | Vulcanair S.p.A. | P68TC Observer | Airworthiness Directives; Partenavia Model P 68 Series Airplanes |
Unsafe Condition
Pitch instability due to potential damage to left and right stabilator trim tabs and stabilator rear spar.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove, visually inspect, and replace or modify the left and right stabilator trim tabs and stabilator rear spar as per Partenavia Service Bulletin No. 73, Revision 1. If trim tab damage is found, inspect and repair stabilator, control system, attachments, stops, rigging, and controls before further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 100 hours time-in-service after the effective date of this AD, unless already accomplished
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Vulcanair S.p.A. Model P 68 Series (Serial Numbers 1 through 381)
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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.