AD 2011-23-11

final rule
Data completeness: 70%

Airworthiness Directives; Pacific Aerospace Limited Airplanes

AD Number
2011-23-11
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2011-0971
FR Citation
76 FR 70042

Applicability

TypeManufacturerModelDetails
aircraft Aviat Various Airworthiness Directives; Pacific Aerospace Limited Airplanes

Unsafe Condition

Risk of the hopper lid interfering with the opening of the canopy in the event of an emergency landing, as identified in a recent Cresco 08-600 accident. The hopper lid installation on the accident aircraft was an unapproved modification, and the Fletcher FU24 hopper installation is a similar design.

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

Required Actions

Review aircraft records to determine if a hopper lid modification has been recorded. Visually inspect for unapproved hopper lid modifications. If the hopper lid modification is an approved design, perform a conformity inspection. If the hopper lid modification is not an approved design, remove the hopper lid installation before further flight.

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

Compliance Time

Within 150 hours time-in-service (TIS) after December 15, 2011, or within 12 calendar months after December 15, 2011, whichever occurs first.

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

Affected Aircraft

Pacific Aerospace Limited Models FU24-954 and FU24A-954 airplanes, all serial numbers, 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 6, 2026

Rights: U.S. Government Public Domain

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