AD 2009-23-04

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 767 Airplanes

AD Number
2009-23-04
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2007-28281
FR Citation
74 FR 57571

Applicability

TypeManufacturerModelDetails
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.

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

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.

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

Compliance Time

Within 96 months or 40,000 flight hours, whichever comes first, after the feed-through connector is replaced.

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

Affected Aircraft

All Boeing Model 767 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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