AD 2000-21-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Pilatus | Aircraft Ltd | Airworthiness Directives; Pilatus Aircraft Ltd. Models PC-12 and PC-12/45 Airplanes |
Unsafe Condition
Chafing damage and consequent loss of engine oil caused by rubbing torque oil-pressure tubes and py pressure pipe assemblies.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect torque oil-pressure tubes and py pressure pipe assemblies for abrasion damage and distortion. Replace damaged or distorted components and ensure a clearance distance of at least 0.12 inches (3.0 millimeters). Adjust as necessary.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 50 hours time-in-service after December 15, 2000.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Pilatus Aircraft Ltd. Models PC-12 and PC-12/45 airplanes, manufacturer serial numbers (MSN) 101 through MSN 301, equipped with specified torque oil-pressure tubes and py pressure pipe assemblies.
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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