AD Amdt-39-10014

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 777 Series Airplanes

AD Number
Amdt-39-10014
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 97-NM-67-AD
FR Citation
62 FR 24570

Applicability

TypeManufacturerModelDetails
aircraft Boeing 777 Airworthiness Directives; Boeing Model 777 Series Airplanes

Unsafe Condition

Corroded connectors and discrepancies such as loose backshells and shield retention bands in flight control system wire bundles due to moisture ingress, which could reduce protection against lightning strikes/HIRF events and lead to loss of flight control surface actuator function.

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

Required Actions

Conduct repetitive corrosion/resistance inspections to measure wire bundle resistance; repair receptacle bonds, bundle connector backshells, or replace wire bundles with new components as needed.

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

Boeing Model 777 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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