AD 2006-01-10 Airworthiness Directives; Airbus Model A300 B4-600, B4-600R, and F4-600R Series Airplanes, and Model C4-605R Variant F Airplanes (Collectively Called A300-600 Series Airplanes); and Airbus Model A310 Series Airplanes

Models named: A300 B4-600, B4-600R, F4-600R series, C4-605R Variant F, A310 series. Read the applicability below — it usually turns on serial or part numbers too.

This AD applies to the Airbus airplanes identified in Table 1 of this AD, certificated in any category, except for airplanes on which Airbus Modification 11442 has been accomplished. Table 1.—Airbus Airplanes Affected by This AD Affected models— As identified in paragraph 1.A.(2)(a), “Effectivity by MSN,” of Airbus Service Bulletin— Model A300 B4-600, B4-600R, and F4-600R series airplanes, and Model C4-605R Variant F airplanes (collectively called A300-600 series airplanes) A300-27-6031, Revision 03, dated February 9, 2001. Model A310 series airplanes A310-27-2077, Revision 03, dated February 9, 2001.

You are responsible for having the actions required by this AD performed within the compliance times specified, unless the actions have already been done. Installation (f) Within 16 months after the effective date of this AD: Install two-stage relays in the electronics rack 90VU between switch 4CG and relays 12CG and 13CG; and do any applicable related corrective and investigative actions before further flight. Do all the actions in accordance with the Accomplishment Instructions of Airbus Service Bulletin A300-27-6031, Revision 03, dated February 9, 2001 (for Model A300-600 series airplanes); or Airbus Service Bulletin A310-27-2077, Revision 03, dated February 9, 2001 (for Model A310 series airplanes). Modification According to Previous Issues of Service Bulletins (g) Installations are also acceptable for compliance with the requirements of paragraph (f) of this AD if done before the effective date of this AD in accordance with one of the service bulletins identified in Table 2 of this AD. Table 2.—Previous Issues of Service Bulletins Airbus Service Bulletin Revision Date A300-27-6031 01 September 3, 1997. A300-27-6031 02 December 4, 1998. A310-27-2077 01 September 3, 1997. A310-27-2077 02 December 4, 1998. Alternative Methods of Compliance (AMOCs) (h)(1) The Manager, International Branch, ANM-116, Transport Airplane Directorate, FAA, has the authority to approve AMOCs for this AD, if requested in accordance with the procedures found in 14 CFR 39.19. (2) Before using any AMOC approved in accordance with § 39.19 on any airplane to which the AMOC applies, notify the appropriate principal inspector in the FAA Flight Standards Certificate Holding District Office. Related Information (i) French airworthiness directive 98-175-249(B), dated April 22, 1998, also addresses the subject of this AD. Material Incorporated by Reference (j) You must use Airbus Service Bulletin A300-27-6031, Revision 03, dated February 9, 2001; or Airbus Service Bulletin A310-27-2077, Revision 03, dated February 9, 2001; as applicable, to perform the actions that are required by this AD, unless the AD specifies otherwise. The Director of the Federal Register approved the incorporation by reference of these documents in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. Contact Airbus, 1 Rond Point Maurice Bellonte, 31707 Blagnac Cedex, France, for a copy of this service information. You may review copies at the Docket Management Facility, U.S. Department of Transportation, 400 Seventh Street, SW., room PL-401, Nassif Building, Washington, DC; on the Internet at http://dms.dot.gov; or at the National Archives and Records Administration (NARA). For information on the availability of this material at the NARA, call (202) 741-6030, or go to http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html . Issued in Renton, Washington, on December 30, 2005. Linda Navarro, Acting Manager, Transport Airplane Directorate, Aircraft Certification Service. [FR Doc. 06-182 Filed 1-11-06; 8:45 am] BILLING CODE 4910-13-P

This AD results from reports of inadvertent rudder trim activation when the autopilot is on. We are issuing this AD to prevent inadvertent trim activation when the autopilot is on and the slats are extended, which could result in rudder activation when the autopilot is turned off.