AD 98-23-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | General Electric Company | CF700-2C | Airworthiness Directives; General Electric Aircraft Engines CJ610 Turbojet and CF700 Series Turbofan Engines |
| engine | General Electric Company | CF700-2D | Airworthiness Directives; General Electric Aircraft Engines CJ610 Turbojet and CF700 Series Turbofan Engines |
| engine | General Electric Company | CF700-2D-2 | Airworthiness Directives; General Electric Aircraft Engines CJ610 Turbojet and CF700 Series Turbofan Engines |
| engine | General Electric Company | CJ610-1 | Airworthiness Directives; General Electric Aircraft Engines CJ610 Turbojet and CF700 Series Turbofan Engines |
| engine | General Electric Company | CJ610-4 | Airworthiness Directives; General Electric Aircraft Engines CJ610 Turbojet and CF700 Series Turbofan Engines |
| engine | General Electric Company | CJ610-5 | Airworthiness Directives; General Electric Aircraft Engines CJ610 Turbojet and CF700 Series Turbofan Engines |
| engine | General Electric Company | CJ610-6 | Airworthiness Directives; General Electric Aircraft Engines CJ610 Turbojet and CF700 Series Turbofan Engines |
| engine | General Electric Company | CJ610-8 | Airworthiness Directives; General Electric Aircraft Engines CJ610 Turbojet and CF700 Series Turbofan Engines |
| engine | General Electric Company | CJ610-8A | Airworthiness Directives; General Electric Aircraft Engines CJ610 Turbojet and CF700 Series Turbofan Engines |
| engine | General Electric Company | CJ610-9 | Airworthiness Directives; General Electric Aircraft Engines CJ610 Turbojet and CF700 Series Turbofan Engines |
Unsafe Condition
Unapproved combustion liner assemblies, part number 6008T94G03, with inner and outer shells manufactured using substituted materials and non-conforming cooling slots, dilution holes, and geometric features, may experience combustor liner cracking at multiple locations, leading to fragmenting and combustor casing burnthrough, which could result in an engine fire.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove and replace unapproved combustion liner assemblies with serviceable parts prior to further flight. Operators may request alternative methods of compliance approved by the Manager, Engine Certification Office.
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Compliance Time
prior to further flight
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Affected Aircraft
General Electric Aircraft Engines CJ610 series turbojet and CF700 series turbofan engines with combustion liner assemblies, part number 6008T94G03, identified by specific serial numbers listed in Appendix 1 or repaired by The Jet Engine Shop between May 16, 1997, and February 13, 1998.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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