AD 2008-19-04

final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 777-200 and -300 Series Airplanes Equipped With Rolls-Royce Model RB211-TRENT 800 Series Engines

AD Number
2008-19-04
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2008-0967
FR Citation
73 FR 52909

Applicability

TypeManufacturerModelDetails
aircraft Boeing 777-200 and -300 Airworthiness Directives; Boeing Model 777-200 and -300 Series Airplanes Equipped With Rolls-Royce Model RB211-TRENT 800 Series Engines
engine Rolls-Royce RB211-TRENT 800 Series Airworthiness Directives; Boeing Model 777-200 and -300 Series Airplanes Equipped With Rolls-Royce Model RB211-TRENT 800 Series Engines

Unsafe Condition

Ice accumulating in the main tank fuel feed system, which, when released, could result in a restriction in the engine fuel system. Such a restriction could result in failure to achieve a commanded thrust, and consequent forced landing of the airplane.

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Required Actions

Revise the Limitations section of the airplane flight manual to include procedures for pilots to follow in certain cold weather conditions. Implement fuel circulation procedures on the ground when certain conditions exist, to be accomplished by a certified mechanic.

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Compliance Time

Within 10 days after the effective date of this AD.

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Affected Aircraft

Boeing Model 777-200 and -300 series airplanes, certificated in any category, equipped with Rolls-Royce Model RB211-TRENT 800 series engines.

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Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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