AD 2015-17-17

final rule
Data completeness: 70%

Airworthiness Directives; Pratt & Whitney Turbofan Engines

AD Number
2015-17-17
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2014-1130
FR Citation
80 FR 52177

Applicability

TypeManufacturerModelDetails
engine Pratt & Whitney Turbofan Airworthiness Directives; Pratt & Whitney Turbofan Engines

Unsafe Condition

Fuel nozzle-to-fuel supply manifold interface fuel leaks.

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

Required Actions

Inspect fuel nozzle-to-fuel supply manifold interfaces for evidence of fuel leaks, soot, and coke. Replace hardware as required. Torque B-nuts to specified requirements.

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

Compliance Time

Within 800 flight hours after the effective date of this AD, and within every 800 flight hours since last inspection thereafter.

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

Affected Aircraft

All Pratt & Whitney PW4164-1D, PW4168-1D, PW4168A-1D, and PW4170 engines; and all PW4164, PW4168, and PW4168A turbofan engines that have incorporated either PW Service Bulletin No. PW4G-100-72-214, dated December 15, 2011, or PW SB No. PW4G-100-72-219, Revision 1, dated October 5, 2011.

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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