AD 99-06-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| 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
Improper use of the 'Alternate Flap System' could result in flap asymmetry with consequent reduced or loss of control of the airplane.
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Required Actions
Remove the 'Alternate Flap System' from the airplane flight controls in accordance with Pilatus Service Bulletin No. 27-004, and insert Pilatus Report No. 01973-001 into SECTION 2 - LIMITATIONS of the PC-12 Pilot's Operating Handbook.
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Compliance Time
within the next 50 hours time-in-service (TIS) after the effective date of this AD
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Affected Aircraft
Pilatus Aircraft Ltd. Models PC-12 and PC-12/45 airplanes, manufacturer serial numbers (MSN) 101 through MSN 227 and MSN 232; certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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