AD 2009-23-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 767 | Airworthiness Directives; Boeing Model 767 Airplanes |
Unsafe Condition
Cracking in the epoxy potting compound on the internal feed-through connector of the fuel boost pump in the area of the soldered wire connector lugs, which could create a hazardous electrical path from the dry side to the wet side of the fuel boost pump, potentially leading to ignition or fire in the fuel pump enclosure and subsequent explosion of the fuel tank.
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Required Actions
Replace the internal electrical feed-through connectors of the boost pumps of the main fuel tank repetitively. The replacement must be performed within the specified compliance times based on the time accrued since installation of a fuel boost pump after the feed-through connector is replaced.
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Compliance Time
Within 96 months or 40,000 flight hours, whichever comes first, after the feed-through connector is replaced.
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Affected Aircraft
All Boeing Model 767 airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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