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2021-20-15: Flight controls

FAA order 2021-20-15 is an airworthiness directive in force since November 18, 2021. The FAA's subject line: Flight controls. It names Airbus A330: about 153 aircraft on the U.S. register today, though an order usually covers particular versions or serial numbers rather than every one. System: other and general.

What it applies to as the FAA lists it

Kind of product
Aircraft
Makes
Airbus SAS
Models
A330-201, A330-202, A330-203, A330-223, A330-223F, A330-243, A330-243F, A330-301, A330-302, A330-303, A330-321, A330-322, A330-323, A330-341, A330-342, A330-343, A330-841, A330-941
On this site
Airbus A330 153 registered

Dates and paperwork

In force since
November 18, 2021
Published
October 14, 2021 (signed September 22, 2021)
Docket
FAA-2021-0261
Replaces
2019-19-06
Status
Current
The FAA's document
Read the order on the FAA's site

The FAA's summary their words, unchanged

The FAA is superseding Airworthiness Directive (AD) 2019-19- 06, which applied to certain Airbus SAS Model A330-202, -243, -243F, - 302, -323, and -343 airplanes. AD 2019-19-06 required an inspection to determine the part number and serial number of the slat geared rotary actuators (SGRAs), and replacement of each affected SGRA with a serviceable part. This AD continues to require replacement of each affected SGRA with a serviceable part, expands the applicability to include all airplanes on which the affected part may be installed, and also prohibits installation of an affected part; as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. This AD was prompted by a report that cracks have been found within the ring gears of the SGRAs due to a change in the manufacturing process and inadequate post-production non-destructive testing for potential cracking, and a determination that the requirements of AD 2019-19-06 may not ensure the permanent removal from service of affected SGRAs. The FAA is issuing this AD to address the unsafe condition on these products.

The order itself the regulatory text, as published

Show the full text (7,296 characters)
Adoption of the Amendment \n\n\n\tAccordingly, under the authority delegated to me by the Administrator, the FAA amends 14 CFR part 39 as follows: \n\nPART 39--AIRWORTHINESS DIRECTIVES \n\n0 1. The authority citation for part 39 continues to read as follows: \n\n\n\tAuthority: 49 U.S.C. 106(g), 40113, 44701. \n\n\n\nSec. 39.13 (Amended) \n\n0 2. The FAA amends Sec. 39.13 by: 0 a. Removing Airworthiness Directive (AD) 2019-19-06, Amendment 39-19742 (84 FR 51960, October 1, 2019); and 0 b. Adding the following new AD: \n\n2021-20-15 Airbus SAS: Amendment 39-21753; Docket No. FAA-2021-0261; Project Identifier MCAI-2020-01502-T. \n\n(a) Effective Date \n\n\n\tThis airworthiness directive (AD) is effective November 18, 2021. \n\n(b) Affected ADs \n\n\n\tThis AD replaces AD 2019-19-06, Amendment 39-19742 (84 FR 51960, October 1, 2019) (AD 2019-19-06). \n\n(c) Applicability \n\n\n\tThis AD applies to all Airbus SAS airplanes specified in paragraphs (c)(1) through (5) of this AD, certificatedin any category. \n\t(1) Model A330-201, -202, -203, -223, and -243 airplanes. \n\t(2) Model A330-223F and -243F airplanes. \n\t(3) Model A330-301, -302, -303, -321, -322, -323, -341, -342, and -343 airplanes. \n\t(4) Model A330-841 airplanes. \n\t(5) Model A330-941 airplanes. \n\n(d) Subject \n\n\n\tAir Transport Association (ATA) of America Code 27, Flight controls. \n\n(e) Reason \n\n\n\tThis AD was prompted by a report that cracks have been found within the ring gears of the slat geared rotary actuators (SGRAs) due to a change in the manufacturing process and inadequate post- production non-destructive testing for potential cracking, and a determination that the requirements of AD 2019-19-06 may not ensure the permanent removal from service of affected SGRAs. The FAA is issuing this AD to address cracking of an SGRA, which, in combination with an independent failure on the second SGRA of the same slat surface, could lead to an uncontrolled movement of the affected slat surface in flight,or detachment of the slat surface, and could possibly result in damage to the stabilizers and reduced controllability of the airplane. \n\n(f) Compliance \n\n\n\tComply with this AD within the compliance times specified, unless already done. \n\n(g) Requirements \n\n\n\tExcept as specified in paragraph (h) of this AD: Comply with all required actions and compliance times specified in, and in accordance with, European Union Aviation Safety Agency (EASA) AD 2020-0245, dated November 9, 2020 (EASA AD 2020-0245). \n\n(h) Exceptions to EASA AD 2020-0245 \n\n\n\t(1) Where EASA AD 2020-0245 refers to May 10, 2019 (the effective date of EASA AD 2019-0093), this AD requires using November 5, 2019 (the effective date of AD 2019-19-06). \n\t(2) Where paragraph (1) of EASA AD 2020-0245 specifies a method of accomplishment of certain actions, replace the text ''replace each affected part with a serviceable part in accordance with the instructions of the SB,'' with ''removal of each affected part and installation of a serviceable part in accordance with paragraphs 3.C. (2) and 3.C. (3) of the SB.'' \n\t(3) Where EASA AD 2020-0245 refers to its effective date, this AD requires using the effective date of this AD. \n\t(4) The ''Remarks'' section of EASA AD 2020-0245 does not apply to this AD. \n\n\n\t(i) Other FAA AD Provisions \n\n\n\tThe following provisions also apply to this AD: \n\t(1) Alternative Methods of Compliance (AMOCs): The Manager, Large Aircraft Section, International Validation Branch, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. In accordance with 14 CFR 39.19, send your request to your principal inspector or responsible Flight Standards Office, as appropriate. If sending information directly to the Large Aircraft Section, International Validation Branch, send it to the attention of the person identified in paragraph (j) of this AD. Information may be emailed to: [email protected]. Before using any approved AMOC, notify your appropriate principal inspector, or lacking a principal inspector, the manager of the responsible Flight Standards Office. \n\t(2) Contacting the Manufacturer: For any requirement in this AD to obtain instructions from a manufacturer, the instructions must be accomplished using a method approved by the Manager, Large Aircraft Section, International Validation Branch, FAA; or EASA; or Airbus SAS's EASA Design Organization Approval (DOA). If approved by the DOA, the approval must include the DOA-authorized signature. \n\t(3) Required for Compliance (RC): Except as required by paragraph (i)(2) of this AD, if any service information contains procedures or tests that are identified as RC, those procedures and tests must be done to comply with this AD; any procedures or tests that are not identified as RC are recommended. Those procedures and tests that are not identified as RC may be deviated from using accepted methods in accordance with the operator's maintenance orinspection program without obtaining approval of an AMOC, provided the procedures and tests identified as RC can be done and the airplane can be put back in an airworthy condition. Any substitutions or changes to procedures or tests identified as RC require approval of an AMOC. \n\n(j) Related Information \n\n\n\tFor more information about this AD, contact Vladimir Ulyanov, Aerospace Engineer, Large Aircraft Section, International Validation Branch, FAA, 2200 \n\n((Page 57030)) \n\nSouth 216th St., Des Moines, WA 98198; telephone and fax 206-231- 3229; email [email protected]. \n\n(k) Material Incorporated by Reference \n\n\n\t(1) The Director of the Federal Register approved the incorporation by reference (IBR) of the service information listed in this paragraph under 5 U.S.C. 552(a) and 1 CFR part 51. \n\t(2) You must use this service information as applicable to do the actions required by this AD, unless this AD specifies otherwise. \n\t(3) The following service information wasapproved for IBR on November 18, 2021. \n\t(i) European Union Aviation Safety Agency (EASA) AD 2020-0245, dated November 9, 2020. \n\t(ii) (Reserved) \n\t(4) For EASA AD 2020-0245, contact EASA, Konrad-Adenauer-Ufer 3, 50668 Cologne, Germany; telephone +49 221 8999 000; email [email protected]; internet www.easa.europa.eu. You may find this EASA AD on the EASA website at https://ad.easa.europa.eu. \n\t(5) You may view this material at the FAA, Airworthiness Products Section, Operational Safety Branch, 2200 South 216th St., Des Moines, WA. For information on the availability of this material at the FAA, call 206-231-3195. This material may be found in the AD docket on the internet at https://www.regulations.gov by searching for and locating Docket No. FAA-2021-0261. \n\t(6) You may view this material that is incorporated by reference at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, email [email protected], or go to: https://www.archives.gov/federal-register/cfr/ibr-locations.html. \n\n\n\tIssued on September 22, 2021. Lance T. Gant, Director, Compliance & Airworthiness Division, Aircraft Certification Service. (FR Doc. 2021-22293 Filed 10-13-21; 8:45 am) BILLING CODE 4910-13-P

Related safety bulletins advice on the same designs, not orders

2017-07-19NM-17-20 · Equipment/Furnishings
2009-06-01NM-09-33 · Flight Control Primary Computer (FCPC)
2008-12-11NM-09-03 · Engine Fuel and Control - Implementing Fuel Tank System Airworthiness Limitations
2008-09-03NM-08-43 · Cabin Equipment/Furnishings - Seats
2008-07-02NM-08-31 · Equipment/Furnishings: Non-Textile Floors

Source: FAA Dynamic Regulatory System, airworthiness directives. The FAA's document is the authority; the register counts are this site's, from the FAA register of November 6, 2026. Connections as data: /graph/directive/2021-20-15.json · aircraft systems.