AD 88-13-08

final rule
Data completeness: 70%

Airworthiness Directives; Partenavia Model P 68, P 68B, P 68C, P 68C-TC, P 68 "Observer", and P 68-TC "Observer" Series Airplanes

AD Number
88-13-08
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Vulcanair S.p.A. P 68 Airworthiness Directives; Partenavia Model P 68, P 68B, P 68C, P 68C-TC, P 68 "Observer", and P 68-TC "Observer" Series Airplanes
aircraft Vulcanair S.p.A. P 68 Observer Airworthiness Directives; Partenavia Model P 68, P 68B, P 68C, P 68C-TC, P 68 "Observer", and P 68-TC "Observer" Series Airplanes
aircraft Vulcanair S.p.A. P 68B Airworthiness Directives; Partenavia Model P 68, P 68B, P 68C, P 68C-TC, P 68 "Observer", and P 68-TC "Observer" Series Airplanes
aircraft Vulcanair S.p.A. P 68C Airworthiness Directives; Partenavia Model P 68, P 68B, P 68C, P 68C-TC, P 68 "Observer", and P 68-TC "Observer" Series Airplanes
aircraft Vulcanair S.p.A. P 68C-TC Airworthiness Directives; Partenavia Model P 68, P 68B, P 68C, P 68C-TC, P 68 "Observer", and P 68-TC "Observer" Series Airplanes
aircraft Vulcanair S.p.A. P68TC Observer Airworthiness Directives; Partenavia Model P 68, P 68B, P 68C, P 68C-TC, P 68 "Observer", and P 68-TC "Observer" Series Airplanes

Unsafe Condition

Engine mount failure, whirl mode flutter, and structural failure of the wing.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Modify engine skin panels for inspection access per Partenavia S/B No. 70, Rev. 1. Visually inspect engine mounts and attachments for corrosion and cracks; repair or replace affected structure based on corrosion/crack depth per specified sections of the S/B. Submit inspection reports to FAA.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Initially within 6 calendar months after the effective date (July 13, 1988), and thereafter at intervals not exceeding 24 calendar months or 500 hours time-in-service, whichever occurs first.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Vulcanair S.p.A. models P 68, P 68B, P 68C, P 68C-TC, P 68 'Observer', and P 68-TC 'Observer' (all serial numbers).

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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