AD 99-14-03

final rule
Data completeness: 70%

Airworthiness Directives; Pilatus Aircraft Ltd. Models PC-12 and PC-12/45 Airplanes

AD Number
99-14-03
Status
final_rule
Effective Date
Product Category
aircraft
Docket
98-CE-122-AD
FR Citation
Federal Register: June 28, 1999 (Volume 64, Number 123)

Applicability

TypeManufacturerModelDetails
aircraft Pilatus Aircraft Limited PC-12 Airworthiness Directives; Pilatus Aircraft Ltd. Models PC-12 and PC-12/45 Airplanes
aircraft Pilatus Aircraft Limited PC-12/45 Airworthiness Directives; Pilatus Aircraft Ltd. Models PC-12 and PC-12/45 Airplanes

Unsafe Condition

Directional deviation on the standby magnetic compass caused by modifications made to the airplane since manufacture, which could result in flight-path deviation during critical phases of flight.

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

Required Actions

Replace and re-route the power return cables on the starter generator and generator 2. Install a placard near the standby magnetic compass with specified language. Replace the temporary revision to the pilot operating handbook (POH) with an improved procedural revision. Accomplish improved Standby Magnetic Compass Swing procedures and incorporate a temporary revision to the maintenance manual.

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

Compliance Time

Within the next 100 hours

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Affected Aircraft

Pilatus Aircraft Ltd. Models PC-12 and PC-12/45 airplanes, manufacturer serial numbers 101 through 230.

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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