Airworthiness directives › 2020-08-01
AD 2020-08-01 Airworthiness Directives; General Electric Company Turbofan Engines
Applicability*9
This AD applies to General Electric Company (GE) CF34-1A, CF34-3A, CF34-3A1, CF34-3A2, CF34-3B, and CF34-3B1 model turbofan engines having a fan blade with a part number listed in Planning Information, paragraph 1.A., of GE Service Bulletin (SB) CF34-AL S/B 72-0314, dated September 27, 2017 or of GE SB CF34-BJ S/B 72-0306, dated September 27, 2017, and with any serial number listed in paragraph 4., Appendix A, of GE SB CF34-AL S/B 72-0314 or of GE SB CF34-BJ S/B 72-0306.
Compliance
Comply with this AD within the compliance times specified, unless already done.
Required actions
Remove the affected fan blades from service within 90 days after the effective date of this AD and replace with a part eligible for installation.
Unsafe condition
This AD was prompted by an in-flight failure of a fan blade that led to an in-flight shutdown. The FAA is issuing this AD to prevent failure of the fan blade. The unsafe condition, if not addressed, could result in failure of one or more engines, loss of thrust control, and loss of the airplane.
Affected ADs
None.
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