Airworthiness Directives (ADs)

Aviation Industry

CAA-2018-10-023

The aircraft owner or operator shall comply with Airworthiness Directives issued by the CAA or the aeronautics authority of the State of Design (SoD) of the aviation products, appliances and parts, and take all necessary actions thereto.

Issue Date: 2018/11/06

Applicability: This AD applies to General Electric Company (GE) GE90-110B1 and GE90-115B turbofan engines with HPC rotor stage 2-5 spools, with: (1) A serial number (S/N) listed in either, paragraph 4, Appendix A of GE Service Bulletin (SB) No. GE90-100 SB 72-0499 R01, dated February 5, 2014; in paragraph 4, Appendix A of GE SB GE90-100 SB 72-0659 R01, dated February 18, 2016; or in paragraph 4, Appendix A, of GE SB GE90-100 S/B 72-0714, Revision 01, dated February 16, 2018. (2) A part number (P/N) 351-103-109-0, P/N 351-103-110-0, P/N 351-103-147-0 or P/N 351-103-152-0, with any S/N.

Model Number: General Electric Company (GE) GE90-110B1 and GE90-115B turbofan engines

CAA AD Number: CAA-2018-10-023

Aeronautics Authority of Original AD: FAA

Original AD Number: 2018-20-23

Effective Date: 2018/11/30

Subject: This AD requires removing certain HPC rotor stage 2-5 spools from service before reaching the new reduced life limit and replacing them with parts eligible for installation.

Reference Publications (Revision/ATA/SB): ATA 72. Ref. General Electric Company (GE) Service Bulletin (SB) GE90-100 SB 72-0499 R01, dated February 5, 2014. and GE SB GE90-100 S/B 72-0714, Revision 01, dated February 16, 2018. and GE SB GE90-100 SB 72-0659 R01, dated February 18, 2016.

Remarks

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