43878 Federal Register / Vol. 75, No. 143 / Tuesday, July 27, 2010 / Proposed Rules Applicability New Requirements of This AD: Actions Bulletin SBF100–27–092, dated April 27, (c) This AD applies to Fokker Services B.V. (h) Within 30 months after the effective 2009; and Goodrich Service Bulletin 23100– Model F.28 Mark 0100 airplanes, certificated date of this AD, do the actions specified in 27–29, dated November 14, 2008; for related in any category, all serial numbers. paragraphs (h)(1) and (h)(2) of this AD information. concurrently. Accomplishing the actions of Issued in Renton, Washington, on July 21, Subject both paragraphs (h)(1) and (h)(2) of this AD 2010. (d) Air Transport Association (ATA) of terminates the actions required by paragraph Jeffrey E. Duven, America Code 27: Flight Controls. (g) of this AD. (1) Remove the tie-wrap, P/N MS3367–2– Acting Manager, Transport Airplane Reason 9, from the lower bolts of the horizontal Directorate, Aircraft Certification Service. (e) The mandatory continuing stabilizer control unit, in accordance with the [FR Doc. 2010–18399 Filed 7–26–10; 8:45 am] airworthiness information (MCAI) states: Accomplishment Instructions of Fokker BILLING CODE 4910–13–P Two reports have been received where, Service Bulletin SBF100–27–092, dated April during inspection of the vertical stabilizer of 27, 2009. F28 Mark 0100 aeroplanes, one of the bolts (2) Remove the lower bolts, P/N 23233–1, DEPARTMENT OF TRANSPORTATION that connect the horizontal stabilizer control of the horizontal stabilizer control unit and unit actuator with the dog-links was found install bolts, P/N 23233–3, in accordance Federal Aviation Administration broken (one on the nut side & one on the with the Accomplishment Instructions of Goodrich Service Bulletin 23100–27–29, head side). In both occasions, the bolt shaft 14 CFR Part 39 was still present in the connection and dated November 14, 2008. (i) After accomplishing the requirements of therefore the horizontal stabilizer function [Docket No. FAA–2009–0864; Directorate paragraph (h) of this AD, do not install a bolt was not affected. If a single dog-link Identifier 2008–NM–202–AD] having P/N 23233–1 or a tie-wrap having connection fails, the complete stabilizer load P/N MS3367–2–9. is taken up by the remaining dog-link RIN 2120–AA64 connection. * * * FAA AD Differences To address and correct this unsafe Airworthiness Directives; DASSAULT Note 1: This AD differs from the MCAI condition EASA [European Aviation Safety AVIATION Model Falcon 10 Airplanes; and/or service information as follows: No Agency] issued AD 2007–0287 Model FAN JET FALCON, FAN JET difference. [corresponding FAA AD 2008–22–14] that FALCON SERIES C, D, E, F, and G required a one-time inspection of the affected Other FAA AD Provisions Airplanes; Model MYSTERE–FALCON bolts, * * * and replacement of failed bolts (j) The following provisions also apply to 200 Airplanes; Model MYSTERE– with serviceable parts. EASA AD 2007–0287 this AD: FALCON 20–C5, 20–D5, 20–E5, and also required the installation of a tie wrap (1) Alternative Methods of Compliance 20–F5 Airplanes; Model FALCON 2000 through the lower bolts of the horizontal (AMOCs): The Manager, International stabilizer control unit, to keep the bolt in and FALCON 2000EX Airplanes; and Branch, ANM–116, Transport Airplane Model MYSTERE–FALCON 50 and place in the event of a bolt head failure. Directorate, FAA, has the authority to Recent examination revealed that the bolts MYSTERE–FALCON 900 Airplanes, and approve AMOCs for this AD, if requested FALCON 900EX Airplanes failed due to stress corrosion, attributed to using the procedures found in 14 CFR 39.19. excessive bolt torque. Investigation of the Send information to Attn: Tom Rodriguez, recently failed bolts showed that the AGENCY: Federal Aviation Aerospace Engineer, International Branch, Administration (FAA), DOT. modification as required by AD 2007–0287 is ANM–116, Transport Airplane Directorate, not adequate. FAA, 1601 Lind Avenue, SW., Renton, ACTION: Supplemental notice of * * * * * Washington 98057–3356; telephone (425) proposed rulemaking (NPRM); Loss of horizontal stabilizer function could 227–1137; fax (425) 227–1149. Before using reopening of comment period. result in partial loss of control of the any approved AMOC on any airplane to airplane. which the AMOC applies, notify your SUMMARY: We are revising an earlier principal maintenance inspector (PMI) or NPRM for the products listed above. Compliance principal avionics inspector (PAI), as This action revises the earlier NPRM by (f) You are responsible for having the appropriate, or lacking a principal inspector, expanding the scope. This proposed AD actions required by this AD performed within your local Flight Standards District Office. results from mandatory continuing The AMOC approval letter must specifically the compliance times specified, unless the airworthiness information (MCAI) actions have already been done. reference this AD. (2) Airworthy Product: For any requirement originated by an aviation authority of Restatement of Requirements of AD 2008– in this AD to obtain corrective actions from another country to identify and correct 22–14 a manufacturer or other source, use these an unsafe condition on an aviation Actions and Compliance actions if they are FAA-approved. Corrective product. The MCAI describes the unsafe actions are considered FAA-approved if they condition as: (g) Unless already done, within 6 months are approved by the State of Design Authority after December 26, 2008 (the effective date of (or their delegated agent). You are required During maintenance on one aircraft, it was AD 2008–22–14), do the following actions. to assure the product is airworthy before it discovered that the overpressure capsules (1) Perform a one-time inspection (integrity is returned to service. were broken on both pressurization valves. check) for failure of the lower bolts of the (3) Reporting Requirements: For any Failure of the pressurization control stabilizer control unit dog-links, in reporting requirement in this AD, under the regulating valve (overpressure capsule) will accordance with the Accomplishment provisions of the Paperwork Reduction Act affect the aircraft’s overpressure protection Instructions of Fokker Service Bulletin (44 U.S.C. 3501 et seq.), the Office of * * *. SBF100–27–091, dated August 31, 2007. If a Management and Budget (OMB) has * * * * * failed bolt is found, before further flight, approved the information collection The unsafe condition is replace the bolt with a serviceable bolt in requirements and has assigned OMB Control overpressurization, which can result in accordance with the Accomplishment Number 2120–0056. injury to the occupants and possible Instructions of the service bulletin. (2) Install a tie-wrap through the lower Related Information structural failure leading to loss of bolts of the stabilizer control unit, in (k) Refer to MCAI EASA Airworthiness control of the airplane. The proposed accordance with the Accomplishment Directive 2009–0216, dated October 7, 2009; AD would require actions that are Instructions of Fokker Service Bulletin Fokker Service Bulletin SBF100–27–091, intended to address the unsafe SBF100–27–091, dated August 31, 2007. dated August 31, 2007; Fokker Service condition described in the MCAI. VerDate Mar<15>2010 15:29 Jul 26, 2010 Jkt 220001 PO 00000 Frm 00014 Fmt 4702 Sfmt 4702 E:\FR\FM\27JYP1.SGM 27JYP1 jdjones on DSK8KYBLC1PROD with PROPOSALS-1 Federal Register / Vol. 75, No. 143 / Tuesday, July 27, 2010 / Proposed Rules 43879 DATES: We must receive comments on economic, environmental, and energy AD, ‘‘as may be amended from time to this proposed AD by August 23, 2010. aspects of this proposed AD. We will time by Dassault Aviation.’’ ADDRESSES: You may send comments by consider all comments received by the We partially agree. For the reasons any of the following methods: closing date and may amend this provided by the commenter, we agree to • Federal eRulemaking Portal: Go to proposed AD based on those comments. identify the current maintenance http://www.regulations.gov. Follow the We will post all comments we procedures and have revised the instructions for submitting comments. receive, without change, to http:// Maintenance Procedure column of Table • Fax: (202) 493–2251. www.regulations.gov, including any 2 of this supplemental NPRM • Mail: U.S. Department of personal information you provide. We accordingly. We do not agree to add the Transportation, Docket Operations, will also post a report summarizing each phrase, ‘‘as may be amended from time M–30, West Building Ground Floor, substantive verbal contact we receive to time by Dassault Aviation,’’ as it Room W12–140, 1200 New Jersey about this proposed AD. contradicts FAA policy. We cannot refer Avenue, SE., Washington, DC 20590. to procedures or documents in our AD Discussion • Hand Delivery: U.S. Department of that do not yet exist. Operators may Transportation, Docket Operations, We proposed to amend 14 CFR part request approval to use a later revision M–30, West Building Ground Floor, 39 with an earlier NPRM for some of the of the specified maintenance procedure Room W12–40, 1200 New Jersey specified products, which was as an alternative method of compliance Avenue, SE., Washington, DC, between published in the Federal Register on with the proposed requirements under 9 a.m. and 5 p.m., Monday through September 21, 2009 (74 FR 48021). That the provisions of paragraph (h)(1) of this Friday, except Federal holidays. earlier NPRM proposed to require supplemental NPRM. For service information identified in actions intended to address the unsafe Explanation of Change Made to This this proposed AD, contact Dassault condition for the products listed above. Supplemental NPRM Falcon Jet, P.O. Box 2000, South Since that NPRM was issued, we have Hackensack, New Jersey 07606; determined that Model FAN JET We have revised this supplemental telephone 201–440–6700; Internet FALCON SERIES C, D, E, F, and G NPRM to identify the legal name of the http://www.dassaultfalcon.com.