AD Amdt-39-11363

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 767 Series Airplanes Powered by Pratt & Whitney JT9D-7R4 Series Turbofan Engines or General Electric CF6-80A Series Turbofan Engines

AD Number
Amdt-39-11363
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 98-NM-363-AD
FR Citation
64 FR 56151

Applicability

TypeManufacturerModelDetails
aircraft Boeing 767 Airworthiness Directives; Boeing Model 767 Series Airplanes Powered by Pratt & Whitney JT9D-7R4 Series Turbofan Engines or General Electric CF6-80A Series Turbofan Engines
engine Pratt & Whitney JT9D-7R4 Series Airworthiness Directives; Boeing Model 767 Series Airplanes Powered by Pratt & Whitney JT9D-7R4 Series Turbofan Engines or General Electric CF6-80A Series Turbofan Engines
engine General Electric CF6-80A Series Airworthiness Directives; Boeing Model 767 Series Airplanes Powered by Pratt & Whitney JT9D-7R4 Series Turbofan Engines or General Electric CF6-80A Series Turbofan Engines

Unsafe Condition

Engine thrust control cable failures, which could result in a severe asymmetric thrust condition during landing and consequent reduced controllability of the airplane.

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

Required Actions

Inspect the cables, fittings, and pulleys of the engine thrust control cables for certain discrepancies. Replace certain pulleys with new ones and re-rig the engine thrust control cable for specified airplanes. Repair any discrepancies found during inspection, if necessary.

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

Compliance Time

Within 50 flight hours after the effective date of the AD.

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

Affected Aircraft

Boeing Model 767 series airplanes powered by Pratt & Whitney JT9D-7R4 series turbofan engines or General Electric CF6-80A series turbofan engines.

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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