AD 2024-25-09

final rule
Data completeness: 70%

Airworthiness Directives; The Boeing Company Airplanes

AD Number
2024-25-09
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2024-0762
FR Citation
90 FR 1850

Applicability

TypeManufacturerModelDetails
aircraft Boeing Company Airworthiness Directives; The Boeing Company Airplanes

Unsafe Condition

Failure of the power transfer unit (PTU) control valve, which in conjunction with a loss of the left engine or engine-driven pump (EDP) during takeoff, may result in a failure of the landing gear to retract in a timely manner.

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

Required Actions

Installing new relays and changing certain wire bundles leading to the PTU control valve.

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 757 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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