AD 2000-23-17
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | McDonnell Douglas | MD-11 and MD-11F | Airworthiness Directives; McDonnell Douglas Model MD-11 and MD-11F Series Airplanes |
Unsafe Condition
Inadequate clearance between the fuel feed pipe of the number 2 engine and the pneumatic sense line heater tape, which could result in a hole in the fuel feed pipe caused by electrical arcing, and consequent fuel leakage and possible ignition of the fuel vapors.
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Required Actions
Inspect the area for inadequate clearance between the fuel feed pipe and the pneumatic sense line heater tape. If necessary, take corrective actions to address inadequate clearance. Optionally, perform a terminating modification to eliminate the need for repetitive inspections.
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Compliance Time
Within 7 days after April 28, 1998, for the initial modification. Repetitive inspections are required at specified intervals, as outlined in the AD.
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Affected Aircraft
McDonnell Douglas Model MD-11 and MD-11F series airplanes, having manufacturer's fuselage numbers 0447 through 0552 inclusive, and 0554 through 0620 inclusive; certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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