Airworthiness directives › 2015-04-02
AD 2015-04-02 Airworthiness Directives; CFM International S.A. Turbofan Engines
Applicability*9
This AD applies to all CFM International S.A. (CFM) CFM56-7B series turbofan engines.
Compliance
The Manager, Engine Certification Office, FAA, may approve AMOCs to this AD. Use the procedures found in 14 CFR 39.19 to make your request. You may email your request to: ANE-AD-AMOC@faa.gov .
Required actions
(1) For more information about this AD, contact Kyle Gustafson, Aerospace Engineer, Engine Certification Office, FAA, Engine & Propeller Directorate, 12 New England Executive Park, Burlington, MA 01803; phone: 781-238-7183; fax: 781-238-7199; email: kyle.gustafson@faa.gov . (2) CFM Service Bulletin (SB) No. CFM56-7B S/B 73-0203, dated June 9, 2014, and CFM No. SB CFM56-7B S/B 73-0204, dated June 9, 2014, which are not incorporated by reference in this AD, can be obtained from CFM using the contact information in paragraph (g)(3) of this AD. (3) For service information identified in this AD, contact CFM International Inc., Aviation Operations Center, 1 Neumann Way, M/D Room 285, Cincinnati, OH 45125; phone: 877-432-3272; fax: 877-432-3329; email: geae.aoc@ge.com . (4) You may view this service information at the FAA, Engine & Propeller Directorate, 12 New England Executive Park, Burlington, MA. For information on the availability of this material at the FAA, call (781) 238-7125.
Unsafe condition
(1) Comply with this AD within the compliance times specified, unless already done. (2) Within 6 months after the effective date of this AD, modify the engine by removing full authority digital engine control (FADEC) software, version 7.B.V4 or earlier, installed in the electronic engine control (EEC). (3) Do not return to service any aircraft configured with one engine with FADEC software, version 7.B.V4 or earlier, installed, and the other engine with an eligible FADEC software version, installed.
Affected ADs
None.
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