AD 2002-22-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron | Various | Airworthiness Directives; Honeywell International, Inc., (Formerly AlliedSignal, Inc. and Textron Lycoming) LF507 and ALF502R Series Turbofan Engines |
| engine | Honeywell | International | Airworthiness Directives; Honeywell International, Inc., (Formerly AlliedSignal, Inc. and Textron Lycoming) LF507 and ALF502R Series Turbofan Engines |
Unsafe Condition
Separation of the combustor dome baffle from the combustion chamber liner assembly, leading to engine combustion chamber liner assembly burn through.
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Required Actions
Initial and repetitive borescope inspections of the combustion chamber liner assembly to assess condition. Removal from service of certain serial number combustion chamber liner assemblies. Optional terminating action to repetitive borescope inspections.
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Compliance Time
Not specified in the source.
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Affected Aircraft
Honeywell International, Inc., (formerly AlliedSignal, Inc. and Textron Lycoming) LF507 and ALF502R series turbofan engines with combustion chamber liner assembly part number 2-131-520-03 installed.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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