2010-15-05: Stabilizers

2010-15-05 Aircraft Industries a.s.: Amendment 39-16371; Docket No. FAA-2010-0457; Directorate Identifier 2010-CE-019-AD. Effective Date (a) This airworthiness directive (AD) becomes effective August 30, 2010. Affected ADs (b) This AD supersedes AD 2010-08-01, Amendment 39-16256. Applicability (c) This AD applies to Aircraft Industries a.s. Model L 23 Super Blanik Gliders, all serial numbers, certificated in any category. Subject (d) Air Transport Association of America (ATA) Code 55: Stabilizers. Reason (e) The mandatory continuing airworthiness information (MCAI) states: Cracks on the stabilizer elevator inner hinges of seven L 23 SUPERBLAN K sailplanes have been detected during an inspection. This condition, if not corrected, could result in no longer retaining the elevator in place and in jamming of the Pilot's elevator control system, and subsequent loss of elevator control. For the reasons stated above, this Emergency AD requires the inspection of the elevator inner hinges, and the accomplishment of the relevant corrective actions as necessary. Actions and Compliance (f) Unless already done, do the following actions: (1) Before further flight as of April 6, 2010 (the effective date of AD 2010-08-01), inspect the elevator inner hinges on the stabilizer following paragraphs A.1., A.2., and A.4. of Aircraft Industries, a.s. Mandatory Bulletin MB No.: L23/052a, dated March 2, 2010. (2) Repetitively thereafter at intervals not to exceed every 1,000 hours time-in-service, inspect the elevator inner hinges on the stabilizer following paragraphs A.1., A.2., and A.4. of Aircraft Industries, a.s. Mandatory Bulletin MB No.: L23/052a, dated March 2, 2010. (3) If, as a result of the inspection required by paragraph (f)(1) or (f)(2) of this AD, you find any elevator inner hinge on the elevator is cracked or damaged, before further flight, replace it following paragraphs A.3. and A.4. of Aircraft Industries, a.s. Mandatory Bulletin MB No.: L23/052a, dated March 2, 2010. FAA AD Differences Note: This AD differs from the MCAI and/or service information as follows: No differences. Other FAA AD Provisions (g) The following provisions also apply to this AD: (1) Alternative Methods of Compliance (AMOCs): The Manager, Standards Office, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. Send information to ATTN: Greg Davison, Aerospace Engineer, FAA, Small Airplane Directorate, 901 Locust, Room 301, Kansas City, Missouri 64106; telephone: (816) 329-4130; fax: (816) 329-4090. Before using any approved AMOC on any airplane to which the AMOC applies, notify your appropriate principal inspector (PI) in the FAA Flight Standards District Office (FSDO), or lacking a PI, your local FSDO. (2) Airworthy Product: For any requirement in this AD to obtain corrective actions from a manufacturer or other source, use theseactions if they are FAA-approved. Corrective actions are considered FAA-approved if they are approved by the State of Design Authority (or their delegated agent). You are required to assure the product is airworthy before it is returned to service. (3) Reporting Requirements: For any reporting requirement in this AD, under the provisions of the Paperwork Reduction Act (44 U.S.C. 3501 et seq.), the Office of Management and Budget (OMB) has approved the information collection requirements and has assigned OMB Control Number 2120-0056. Related Information (h) Refer to MCAI EASA Emergency AD No.: 2010-0037-E, dated March 8, 2010; and Aircraft Industries, a.s. Mandatory Bulletin MB No.: L23/052a, dated March 2, 2010, for related information. Material Incorporated by Reference (h) You must use Aircraft Industries, a.s. Mandatory Bulletin MB No.: L23/052a, dated March 2, 2010, to do the actions required by this AD, unless the AD specifies otherwise. (1) On April 26, 2010 (75 FR 17295, April 6, 2010), the Director of the Federal Register previously approved the incorporation by reference of Aircraft Industries, a.s. Mandatory Bulletin MB No.: L23/052a, dated March 2, 2010. (2) For service information identified in this AD, contact Aircraft Industries, a.s.-Naz[aacute]honech1177, 686 04 Kunovice, Czech Republic; telephone: +420 572 817 660; fax: +420 572 816 112; e-mail: ots@let.cz; Internet: http://www.let.cz. (3) You may review copies of the service information incorporated by reference for this AD at the FAA, Central Region, Office of the Regional Counsel, 901 Locust, Kansas City, Missouri 64106. For information on the availability of this material at the Central Region, call (816) 329-3768. (4) You may also review copies of the service information incorporated by reference for this AD at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call (202) 741-6030, or go to: http:// www.archives.gov/federal_register/code_of_federal_regulations/ ibr_locations.html.