AD 2024-19-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
Potential latent failures of the lightning protection features for the engine fuel feed system, including the bonding jumpers and encapsulation seals, could result in ignition sources inside fuel tanks during a lightning strike.
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Required Actions
Inspect the two fuel feed tube saddle clamps for contact between metal components and the fuel tube. Inspect the engine fuel feed tube to wing structure bonding jumpers and tube clamps for damage or loose lugs/clamps. Measure the electrical bonding resistance of the bonding jumpers.
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Compliance Time
Within 12 months of the effective date
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Affected Aircraft
The Boeing Company Model 777-200, 777-200LR, 777-300ER, and 777F series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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