AD 2012-05-03

final rule
Data completeness: 70%

Airworthiness Directives; The Boeing Company Airplanes

AD Number
2012-05-03
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2011-0566
FR Citation
77 FR 16143

Applicability

TypeManufacturerModelDetails
aircraft Boeing Company Airworthiness Directives; The Boeing Company Airplanes

Unsafe Condition

A flammable fluid leak from the wing leading edge area onto the engine exhaust area could result in a fire.

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

Required Actions

Modify the fluid drain path in the leading edge area of the wing to redirect the drainage away from the engine exhaust nozzle.

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

Compliance Time

Before further flight

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

Affected Aircraft

The Boeing Company Model 747-100, 747-100B, 747-100B SUD, 747-200B, 747-200C, 747-200F, 747-300, 747-400, 747-400D, 747-400F, 747SR, and 747SP series airplanes.

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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