28587

Rules and Regulations Federal Register Vol. 72, No. 98

Tuesday, May 22, 2007

This section of the FEDERAL REGISTER dated August 2003, as referenced in Register on March 15, 2007 (72 FR contains regulatory documents having general BAE Systems British Aerospace 12133) and proposed to supersede AD applicability and legal effect, most of which Jetstream Series 3100 & 3200 Service 2003–07–06, Amendment 39–13102 (68 are keyed to and codified in the Code of Bulletin 32–JA030644, Original Issue: FR 16195, April 3, 2003). The NPRM Federal Regulations, which is published under October 6, 2003, listed in this AD. proposed to correct an unsafe condition 50 titles pursuant to 44 U.S.C. 1510. As of May 22, 2003 (68 FR 16195, for the specified products. The MCAI The Code of Federal Regulations is sold by April 3, 2003), the Director of the states: the Superintendent of Documents. Prices of Federal Register approved the Cracking has been found in the nose new books are listed in the first FEDERAL incorporation by reference of APPH Ltd. landing gear steering jack piston rod adjacent REGISTER issue of each week. Service Bulletin 32–76, pages 1, 2, and to the eye-end. This was caused by the 4 through 7, dated October 2002; and application of excessive tightening torque page 3, Erratum 1, dated November applied to the eye-end whilst being DEPARTMENT OF TRANSPORTATION 2002, as referenced in BAE Systems assembled during component overhaul. British Aerospace Jetstream Mandatory Failure of the steering jack piston during Federal Aviation Administration Service Bulletin 32–JA020741, Original operation will result in loss of nose wheel Issue: November 2, 2002, listed in this steering, which may lead to loss of 14 CFR Part 39 directional control during critical phases of AD. take-off and landing. [Docket No. FAA–2007–27213 Directorate ADDRESSES: You may examine the AD The inspections and any required Identifier 2007–CE–012–AD; Amendment docket on the Internet at http:// rectification actions detailed in BAe Systems 39–15055; AD 2007–10–14] dms.dot.gov or in person at the Docket Service Bulletin 32–JA030644 and associated RIN 2120–AA64 Management Facility, U.S. Department APPH Service Bulletin 32–76 Revision 1 are of Transportation, 400 Seventh Street, required to be performed to ensure continued Airworthiness Directives; British SW., Nassif Building, Room PL–401, airworthiness of the aircraft. Aerospace Regional Aircraft Model Washington, DC. Comments HP.137 Jetstream Mk.1, Jetstream FOR FURTHER INFORMATION CONTACT: We gave the public the opportunity to Series 200, Jetstream Series 3101, and Taylor Martin, Aerospace Engineer, participate in developing this AD. We Jetstream Model 3201 Airplanes FAA, Small Airplane Directorate, 901 received no comments on the NPRM or AGENCY: Federal Aviation Locust, Room 301, Kansas City, on the determination of the cost to the Administration (FAA), Department of Missouri 64106; telephone: (816) 329– public. Transportation (DOT). 4138; fax: (816) 329–4090. Conclusion ACTION: Final rule. SUPPLEMENTARY INFORMATION: We reviewed the available data and Streamlined Issuance of AD SUMMARY: We are superseding an determined that air safety and the existing airworthiness directive (AD) for The FAA is implementing a new public interest require adopting the AD the products listed above. This AD process for streamlining the issuance of as proposed. results from mandatory continuing ADs related to MCAI. The streamlined Differences Between This AD and the airworthiness information (MCAI) process will allow us to adopt MCAI MCAI or Service Information issued by an aviation authority of safety requirements in a more efficient another country to identify and correct manner and will reduce safety risks to We have reviewed the MCAI and an unsafe condition on an aviation the public. This process continues to related service information and, in product. The MCAI describes the unsafe follow all FAA AD issuance processes to general, agree with their substance. But condition as: meet legal, economic, Administrative we might have found it necessary to use Procedure Act, and Federal Register Cracking has been found in the nose different words from those in the MCAI landing gear steering jack piston rod adjacent requirements. We also continue to meet to ensure the AD is clear for U.S. to the eye-end. This was caused by the our technical decision-making operators and is enforceable. In making application of excessive tightening torque responsibilities to identify and correct these changes, we do not intend to differ applied to the eye-end whilst being unsafe conditions on U.S.-certificated substantively from the information assembled during component overhaul. products. provided in the MCAI and related Failure of the steering jack piston during This AD references the MCAI and service information. operation will result in loss of nose wheel related service information that we We might also have required different steering, which may lead to loss of considered in forming the engineering actions in this AD from those in the directional control during critical phases of basis to correct the unsafe condition. MCAI in order to follow FAA policies. take-off and landing. The AD contains text copied from the Any such differences are highlighted in We are issuing this AD to require MCAI and for this reason might not a NOTE within the AD. actions to correct the unsafe condition follow our plain language principles. on these products. Costs of Compliance Discussion DATES: This AD becomes effective June We estimate that this AD will affect 26, 2007. We issued a notice of proposed 190 products of U.S. registry. We also On June 26, 2007, the Director of the rulemaking (NPRM) to amend 14 CFR estimate that it will take about 2 work- Federal Register approved the part 39 to include an AD that would hours per product to comply with basic incorporation by reference of APPH Ltd. apply to the specified products. That requirements of this AD. The average Service Bulletin 32–76, Revision 1, NPRM was published in the Federal labor rate is $80 per work-hour. Based

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on these figures, we estimate the cost of NPRM, the regulatory evaluation, any APPH Service Bulletin 32–76 Revision 1 are this AD to the U.S. operators to be comments received, and other required to be performed to ensure continued $30,400, or $160 per product. information. The street address for the airworthiness of the aircraft. In addition, we estimate that any Docket Office (telephone (800) 647– Retained Requirements of AD 2003–07–06 necessary follow-on actions will take ADDRESSES 5227) is in the section. (f) Unless already done, do the following about 8 work-hours and require parts Comments will be available in the AD actions in accordance with the procedures in costing $5,300, for a cost of $5,940 per docket shortly after receipt. APPH Ltd. Service Bulletin 32–76 (pages 1, product. We have no way of List of Subjects in 14 CFR Part 39 2, and 4 through 7, dated October 2002; and determining the number of products page 3, Erratum 1, dated November 2002), as that may need these actions. Air transportation, Aircraft, Aviation referenced in BAE Systems British Aerospace safety, Incorporation by reference, Jetstream Mandatory Service Bulletin 32– Authority for This Rulemaking Safety. JA020741, Original Issue: November 2, 2002; Title 49 of the United States Code or APPH Ltd. Service Bulletin 32–76, Adoption of the Amendment specifies the FAA’s authority to issue Revision 1, dated August 2003, as referenced rules on aviation safety. Subtitle I, I Accordingly, under the authority in BAE Systems British Aerospace Jetstream section 106, describes the authority of delegated to me by the Administrator, Series 3100 & 3200 Service Bulletin 32– the FAA Administrator. ‘‘Subtitle VII: JA030644, dated October 6, 2003. the FAA amends 14 CFR part 39 as (1) Inspect the steering jack piston rod for Aviation Programs,’’ describes in more follows: cracks within the next 90 days or 200 detail the scope of the Agency’s ground-air-ground (GAG) cycles after May 22, authority. PART 39—AIRWORTHINESS 2003 (the effective date of AD 2003–07–06), We are issuing this rulemaking under DIRECTIVES whichever occurs first. the authority described in ‘‘Subtitle VII, I 1. The authority citation for part 39 (2) If cracks are found, replace the cracked Part A, Subpart III, Section 44701: steering jack piston rod. Install the new continues to read as follows: General requirements.’’ Under that steering jack piston rod using a torque setting section, Congress charges the FAA with Authority: 49 U.S.C. 106(g), 40113, 44701. of 175 lbf (pound force) inch or 20 Nm (Newton meters) when tightening the end promoting safe flight of civil aircraft in § 39.13 [Amended] air commerce by prescribing regulations fitting and stop bolt before further flight after for practices, methods, and procedures the inspection required in paragraph (f)(1) of I 2. The FAA amends § 39.13 by this AD. the Administrator finds necessary for removing AD 2003–07–06, Amendment (3) If no cracks are found, determine the safety in air commerce. This regulation 39–13102 (68 FR 16195, April 3, 2003) torque setting of the steering jack piston rod is within the scope of that authority and adding the following new AD: end fitting and stop bolt before further flight because it addresses an unsafe condition after the inspection required in paragraph that is likely to exist or develop on 2007–10–14 British Aerospace Regional (f)(1) of this AD. Aircraft: Amendment 39–15055; Docket products identified in this rulemaking New Requirements of This AD: Actions and action. No. FAA–2007–27213; Directorate Identifier 2007–CE–012–AD. Compliance Regulatory Findings Effective Date (g) Unless already done, do the following We determined that this AD will not actions: (a) This airworthiness directive (AD) (1) Within 90 days after June 26, 2007 (the have federalism implications under becomes effective June 26, 2007. effective date of this AD), recalculate the safe Executive Order 13132. This AD will Affected ADs life of the steering jack piston rod and re- not have a substantial direct effect on torque the piston rod eye-end in accordance (b) Supersedes AD 2003–07–06, the States, on the relationship between with APPH Ltd. Service Bulletin 32–76, Amendment 39–13102. the national government and the States, Revision 1, dated August 2003, as referenced or on the distribution of power and Applicability in paragraph 2, Part 2 of BAE Systems British responsibilities among the various (c) This AD applies to Model HP.137 Aerospace Jetstream Series 3100 & 3200 levels of government. Jetstream Mk.1, Jetstream Series 200, Service Bulletin 32–JA030644, dated October For the reasons discussed above, I Jetstream Series 3101, and Jetstream Model 6, 2003. certify this AD: 3201 airplanes, all serial numbers, (2) If the piston rod is found unserviceable (1) Is not a ‘‘significant regulatory certificated in any category. when inspected in accordance with APPH Ltd. Service Bulletin 32–76, Revision 1, action’’ under Executive Order 12866; Subject dated August 2003, as referenced in (2) Is not a ‘‘significant rule’’ under paragraph 2, Part 2 of BAE Systems British DOT Regulatory Policies and Procedures (d) Air Transport Association of America (ATA) Code 32: Landing Gear. Aerospace Jetstream Series 3100 & 3200 (44 FR 11034, February 26, 1979); and Service Bulletin 32–JA030644, dated October (3) Will not have a significant Reason 6, 2003, before further flight remove the economic impact, positive or negative, (e) The mandatory continuing steering jack and replace with a serviceable on a substantial number of small entities airworthiness information (MCAI) states: unit. under the criteria of the Regulatory Cracking has been found in the nose (3) As of June 26, 2007 (the effective date Flexibility Act. landing gear steering jack piston rod adjacent of this AD), before a steering jack piston rod We prepared a regulatory evaluation to the eye-end. This was caused by the is installed, it must be inspected and the safe of the estimated costs to comply with application of excessive tightening torque life determined in accordance APPH Ltd. this AD and placed it in the AD Docket. applied to the eye-end whilst being Service Bulletin 32–76, Revision 1, dated assembled during component overhaul. August 2003, as referenced in paragraph 2 of Examining the AD Docket Failure of the steering jack piston during BAE Systems British Aerospace Jetstream Series 3100 & 3200 Service Bulletin 32– You may examine the AD docket on operation will result in loss of nose wheel steering, which may lead to loss of JA030644, dated October 6, 2003. the Internet at http://dms.dot.gov; or in directional control during critical phases of FAA AD Differences person at the Docket Management take-off and landing. Facility between 9 a.m. and 5 p.m., The inspections and any required Note: This AD differs from the MCAI and/ Monday through Friday, except Federal rectification actions detailed in BAe Systems or service information as follows: No holidays. The AD docket contains the Service Bulletin 32–JA030644 and associated differences.

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Other FAA AD Provisions (2) On May 22, 2003 (68 FR 16195, April SUPPLEMENTARY INFORMATION: On (h) The following provisions also apply to 3, 2003), the Director of the Federal Register December 4, 2006 (71 FR 70284), we this AD: approved the incorporation by reference of published a final rule AD, FR Doc, E6– (1) Alternative Methods of Compliance APPH Ltd. Service Bulletin 32–76, pages 1, 2, and 4 through 7, dated October 2002; and 20204, in the Federal Register. That AD (AMOCs): The Manager, Standards Staff, applies to P&WC PW535A turbofan FAA, has the authority to approve AMOCs page 3, Erratum 1, dated November 2002, as referenced in BAE Systems British Aerospace engines. We need to make the following for this AD, if requested using the procedures correction: found in 14 CFR 39.19. Send information to Jetstream Mandatory Service Bulletin 32– JA020741, Original Issue: November 2, 2002. ATTN: Taylor Martin, Aerospace Engineer, § 39.13 [Corrected] FAA, Small Airplane Directorate, 901 Locust, (3) For service information identified in Room 301, Kansas City, Missouri 64106; this AD, contact BAE Systems, Prestwick On page 70286, in the second column, International Airport, Ayshire, KA9 2RW, telephone: (816) 329–4138; fax: (816) 329– in paragraph (c), in the fourth line, Scotland; telephone: (01292) 675207; fax: 4090. Before using any approved AMOC on ‘‘3025267–01’’ is corrected to read (01292) 675704. any airplane to which the AMOC applies, ‘‘3052627–01’’. (4) You may review copies at the FAA, notify your appropriate principal inspector Central Region, Office of the Regional Issued in Burlington, Massachusetts, on (PI) in the FAA Flight Standards District Counsel, 901 Locust, Room 506, Kansas City, May 14, 2007. Office (FSDO), or lacking a PI, your local Missouri 64106; or at the National Archives FSDO. Peter A. White, and Records Administration (NARA). For (2) AMOCs approved for AD 2003–07–06 Acting Manager, Engine and Propeller information on the availability of this Directorate, Aircraft Certification Service. are not approved for this AD. material at NARA, call 202–741–6030, or go (3) Airworthy Product: For any to: http://www.archives.gov/federal-register/ [FR Doc. E7–9719 Filed 5–21–07; 8:45 am] requirement in this AD to obtain corrective cfr/ibr-locations.html. BILLING CODE 4910–13–P actions from a manufacturer or other source, use these actions if they are FAA-approved. Issued in Kansas City, Missouri, on May 9, Corrective actions are considered FAA- 2007. DEPARTMENT OF TRANSPORTATION approved if they are approved by the State Charles L. Smalley, of Design Authority (or their delegated Acting Manager, Small Airplane Directorate, Federal Aviation Administration agent). You are required to assure the product Aircraft Certification Service. is airworthy before it is returned to service. [FR Doc. 07–2522 Filed 5–21–07; 8:45 am] (4) Reporting Requirements: For any 14 CFR Part 39 reporting requirement in this AD, under the BILLING CODE 4910–13–P [Docket No. FAA–2005–22430; Directorate provisions of the Paperwork Reduction Act Identifier 2005–NE–34–AD; Amendment 39– (44 U.S.C. 3501 et seq.), the Office of 15063; AD 2007–11–06] Management and Budget (OMB) has DEPARTMENT OF TRANSPORTATION approved the information collection RIN 2120–AA64 requirements and has assigned OMB Control Federal Aviation Administration Number 2120–0056. Airworthiness Directives; Turbomeca 14 CFR Part 39 Related Information Arrius 2F Turboshaft Engines (i) Refer to MCAI Civil Aviation Authority [Docket No. FAA–2006–26112; Directorate AGENCY: Federal Aviation AD No. G–2004–0029, dated December 20, Identifier 2006–NE–35–AD; Amendment 39– Administration (FAA), Department of 14837; AD 2006–24–08] 2004; BAE Systems British Aerospace Transportation (DOT). Jetstream Series 3100 & 3200 Service Bulletin RIN 2120–AA64 32–JA030644, dated October 6, 2003; BAE ACTION: Final rule. Systems British Aerospace Jetstream Airworthiness Directives; Pratt & SUMMARY: The FAA is superseding an Mandatory Service Bulletin 32–JA020741, Whitney Canada (P&WC) PW535A existing airworthiness directive (AD) for Original Issue: November 2, 2002; APPH Ltd. Turbofan Engines; Correction Service Bulletin 32–76, Revision 1, dated Turbomeca Arrius 2F turboshaft August 2003; and APPH Ltd. Service Bulletin AGENCY: Federal Aviation engines. That AD currently requires 32–76, pages 1, 2, and 4 through 7, dated Administration (FAA), Department of removing from service certain serial October 2002; and page 3, Erratum 1, dated Transportation (DOT). number (SN) fuel control units (FCUs) November 2002, for related information. or replacing the constant delta pressure ACTION: Final rule; correction. Material Incorporated by Reference (delta P) diaphragm in those FCUs. This AD requires replacing all FCUs not (j) You must use APPH Ltd. Service SUMMARY: The FAA is correcting Bulletin 32–76, Revision 1, dated August airworthiness directive (AD) 2006–24– incorporating modification Tf 55 with 2003; as referenced in BAE Systems British 08. That AD applies to Pratt & Whitney FCUs that incorporate modification Tf Aerospace Jetstream Series 3100 & 3200 Canada (P&WC) PW535A turbofan 55. This AD results from the European Service Bulletin 32–JA030644, dated October engines. We published that AD in the Aviation Safety Agency (EASA) and 6, 2003; and APPH Ltd. Service Bulletin 32– Federal Register on December 4, 2006 Turbomeca expanding the applicability 76, pages 1, 2, and 4 through 7, dated October (71 FR 70284). The fuel manifold part to the full population of FCUs installed 2002; and page 3, Erratum 1, dated November number (P/N) 3025267–01 listed in on Arrius 2F turboshaft engines. FCUs 2002; as referenced in BAE Systems British paragraph (c) is incorrect. This not incorporating modification Tf 55 are Aerospace Jetstream Mandatory Service susceptible to having an improperly Bulletin 32–JA020741, Original Issue: document corrects that P/N. In all other November 2, 2002; to do the actions required respects, the original document remains assembled constant delta P diaphragm. by this AD, unless the AD specifies the same. We are issuing this AD to prevent an otherwise. EFFECTIVE DATE: Effective May 22, 2007. uncommanded engine in-flight (1) The Director of the Federal Register FOR FURTHER INFORMATION CONTACT: Ian shutdown on a single-engine helicopter, approved the incorporation by reference of Dargin, Aerospace Engineer, Engine resulting in a forced autorotation APPH Ltd. Service Bulletin 32–76, Revision landing or an accident. 1, dated August 2003; as referenced in BAE Certification Office, FAA, Engine & DATES: This AD becomes effective June Systems British Aerospace Jetstream Series Propeller Directorate, 12 New 3100 & 3200 Service Bulletin 32–JA030644, EnglandExecutive Park, Burlington, MA, 26, 2007. dated October 6, 2003, under 5 U.S.C. 552(a) 01803; telephone (781) 238–7178; fax ADDRESSES: You can get the service and 1 CFR part 51. (781) 238–7199. information identified in this AD from

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