Airworthiness Directives; Bombardier, Inc., Airplanes, 22069-22083 [2024-06626]

Download as PDF Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations Authority: 12 U.S.C. 1814–1817, 1819– 1820, 1828, 1831u and 2901–2908, 3103– 3104, and 3108(a). § 345.27 [Amended] 26. Amend § 345.27 in the headings of paragraphs (c)(4) and (c)(4)(i) by removing the text ‘‘[Operations subsidiaries or operating subsidiaries]’’ wherever it appears and adding the text ‘‘Operating subsidiaries’’ in its place. ■ § 345.51 [Amended] 27. Amend § 345.51 in paragraph (a)(2)(i) by removing the text ‘‘§§ 345.12 through 345.15, 345.17 through 345.30, and 345.42(a)’’ and adding the text ‘‘§§ 345.12 through 345.30, 345.42(a), 345.43, and 345.44’’ in its place. ■ Appendix B to Part 345 [Amended] 28. Amend appendix B in paragraphs III.c.1 and 2 by removing ‘‘12 CFR 25.42(b), 228.42(b), or 345.42(b)’’ and adding ‘‘§ 345.42(b) or 12 CFR 25.42(b) or 228.42(b)’’ in its place. ■ 29. Amend appendix G by revising § 345.12(u)(1) to read as follows: ■ Appendix G to Part 345—Community Reinvestment Regulations * * § 345.12 * * * * * Definitions. * * * (u) * * * (1) Definition. Small bank means a bank that, as of December 31 of either of the prior two calendar years, had assets of less than $1.564 billion. Intermediate small bank means a small bank with assets of at least $391 million as of December 31 of both of the prior two calendar years and less than $1.564 billion as of December 31 of either of the prior two calendar years. * * * * * § 346.6 PART 346—DISCLOSURE AND REPORTING OF CRA-RELATED AGREEMENTS 30. The authority citation for part 346 continues to read as follows: Authority: 12 U.S.C. 1831y. khammond on DSKJM1Z7X2PROD with RULES Fulfillment of the CRA. (a) * * * (2) Activities given favorable CRA consideration. Performing any of the following activities if the activity is of the type that is likely to receive favorable consideration by a Federal banking agency in evaluating the performance under the CRA of the insured depository institution that is a party to the agreement or an affiliate of a party to the agreement— 15:53 Mar 28, 2024 Jkt 262001 32. Amend § 346.6 in paragraph (b)(7) by removing the text ‘‘12 CFR 345.43’’ and adding the text ‘‘§ 345.43 of appendix G to 12 CFR part 345’’ in its place. § 346.11 [Amended] 33. Amend § 346.11 in paragraph (d) by removing the text ‘‘12 CFR 345.43’’ and adding the text ‘‘§ 345.43 of appendix G to 12 CFR part 345’’ in its place. ■ 31. Amend § 346.4 by revising paragraph (a)(2) to read as follows: ■ VerDate Sep<11>2014 [Amended] ■ ■ § 346.4 (i) Home-purchase, homeimprovement, small business, small farm, community development, and consumer lending, as described in § 345.22 of appendix G to 12 CFR part 345, including loan purchases, loan commitments, and letters of credit; (ii) Making investments, deposits, or grants, or acquiring membership shares, that have as their primary purpose community development, as described in § 345.23 of appendix G to 12 CFR part 345; (iii) Delivering retail banking services as described in § 345.24(d) of appendix G to 12 CFR part 345; (iv) Providing community development services, as described in § 345.24(e) of appendix G to 12 CFR part 345; (v) In the case of a wholesale or limited-purpose insured depository institution, community development lending, including originating and purchasing loans and making loan commitments and letters of credit, making qualified investments, or providing community development services, as described in § 345.25(c) of appendix G to 12 CFR part 345; (vi) In the case of a small insured depository institution, any lending or other activity described in § 345.26(a) of appendix G to 12 CFR part 345; or (vii) In the case of an insured depository institution that is evaluated on the basis of a strategic plan, any element of the strategic plan, as described in § 345.27(f) of appendix G to 12 CFR part 345. * * * * * Michael J. Hsu, Acting Comptroller of the Currency. By order of the Board of Governors of the Federal Reserve System. Ann E. Misback, Secretary of the Board. Federal Deposit Insurance Corporation. By order of the Board of Directors. PO 00000 Frm 00029 Fmt 4700 Sfmt 4700 22069 Dated at Washington, DC, on March 21, 2024. James P. Sheesley, Assistant Executive Secretary. [FR Doc. 2024–06497 Filed 3–28–24; 8:45 am] BILLING CODE 4810–33–P; 6210–01–P; 6714–01–P DEPARTMENT OF TRANSPORTATION Federal Aviation Administration 14 CFR Part 39 [Docket No. FAA–2023–2000; Project Identifier MCAI–2023–00415–T; Amendment 39–22678; AD 2024–03–08] RIN 2120–AA64 Airworthiness Directives; Bombardier, Inc., Airplanes Federal Aviation Administration (FAA), DOT. ACTION: Final rule. AGENCY: The FAA is adopting a new airworthiness directive (AD) for certain Bombardier, Inc., Model BD–700–1A10 and BD–700–1A11 airplanes. This AD was prompted by reports that some overheat detection sensing elements of the bleed air leak detection system were manufactured with insufficient salt fill, which can result in an inability to detect hot bleed air leaks. This AD requires maintenance records verification, and if an affected part is installed, would prohibit the use of certain Master Minimum Equipment List (MMEL) items under certain conditions by requiring revising the operator’s existing Minimum Equipment List (MEL). This AD also requires testing the overheat detection sensing elements, marking each serviceable sensing element with a witness mark, and replacing each nonserviceable part with a serviceable part. This AD also prohibits the installation of affected parts under certain conditions. The FAA is issuing this AD to address the unsafe condition on these products. DATES: This AD is effective May 3, 2024. The Director of the Federal Register approved the incorporation by reference of certain publications listed in this AD as of May 3, 2024. ADDRESSES: AD Docket: You may examine the AD docket at regulations.gov under Docket No. FAA–2023–2000; or in person at Docket Operations between 9 a.m. and 5 p.m., Monday through Friday, except Federal holidays. The AD docket contains this final rule, the mandatory continuing airworthiness information (MCAI), any comments received, and other information. The address for SUMMARY: E:\FR\FM\29MRR1.SGM 29MRR1 22070 Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations Docket Operations is U.S. Department of Transportation, Docket Operations, M– 30, West Building Ground Floor, Room W12–140, 1200 New Jersey Avenue SE, Washington, DC 20590. Material Incorporated by Reference: • For Bombardier service information identified in this final rule, contact Bombardier Business Aircraft Customer Response Center, 400 Coˆte-Vertu Road West, Dorval, Que´bec H4S 1Y9, Canada; telephone 514–855–2999; email ac.yul@ aero.bombardier.com; website bombardier.com. • For Liebherr-Aerospace Toulouse SAS service information identified in this final rule, contact LiebherrAerospace Toulouse SAS, 408, Avenue des Etats-Unis-B.P.52010, 31016 Toulouse Cedex, France; telephone +33 (0)5.61.35.28.28; fax +33 (0)5.61.35.29.29; email techpub.toulouse@liebherr.com; website liebherr.aero. • You may view this material at the FAA, Airworthiness Products Section, Operational Safety Branch, 2200 South 216th Street, Des Moines, WA. For information on the availability of this material at the FAA, call 206–231–3195. It is also available in the AD docket at regulations.gov under Docket No. FAA– 2023–2000. FOR FURTHER INFORMATION CONTACT: Steven Dzierzynski, Aviation Safety Engineer, FAA, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; telephone 516–228–7300; email 9-avsnyaco-cos@faa.gov. SUPPLEMENTARY INFORMATION: khammond on DSKJM1Z7X2PROD with RULES Background The FAA issued a notice of proposed rulemaking (NPRM) to amend 14 CFR part 39 by adding an AD that would apply to certain Bombardier, Inc., Model BD–700–1A10 and BD–700–1A11 airplanes. The NPRM published in the Federal Register on November 15, 2023 (88 FR 78251). The NPRM was prompted by AD CF–2023–17, dated March 8, 2023 (Transport Canada AD CF–2023–17) (also referred to as the MCAI), issued by Transport Canada, which is the aviation authority for Canada. The MCAI states that Bombardier received reports from the supplier of the overheat detection sensing elements of a manufacturing quality escape. Some of the sensing elements of the bleed air leak detection system were manufactured with insufficient salt fill. This condition can result in an inability to detect hot bleed air leaks, which can cause damage to VerDate Sep<11>2014 15:53 Mar 28, 2024 Jkt 262001 surrounding structures and systems and prevent continued safe flight and landing. In the NPRM, the FAA proposed to require maintenance records verification, and if an affected part is installed, would prohibit the use of certain MMEL items under certain conditions by requiring revising the operator’s existing MEL. The NPRM also proposed to require testing the overheat detection sensing elements, marking each serviceable sensing element with a witness mark, and replacing each nonserviceable part with a serviceable part. The NPRM also proposed to prohibit the installation of affected parts under certain conditions. The FAA is issuing this AD to address the unsafe condition on these products. You may examine the MCAI in the AD docket at regulations.gov under Docket No. FAA–2023–2000. Discussion of Final Airworthiness Directive Comments The FAA received a comment from NetJets. The following presents the comment received on the NPRM and the FAA’s response to the comment. Request for Clarification on Location of Date of Manufacture NetJets requested a statement be added to paragraph (h) of the proposed AD that the date of manufacture can be found in the aircraft maintenance logbook, in addition to the identification plate of the airplane on certain airplanes. This information is stated in Transport Canada AD CF–2023–17, Part II, paragraph (A). NetJets further stated that Bombardier no longer stamps a date on the airframe data plate. The FAA agrees the date of manufacture can be found either on the identification plate of certain airplanes or in the aircraft maintenance logbook. The FAA has amended paragraph (h) of this AD to specify the two locations where the date of manufacture can be found. Change to NPRM Applicability Paragraph (c) of this AD has been revised to clarify that the applicability is limited to certain serial numbers, which are also identified in Transport Canada AD CF–2023–17. Conclusion This product has been approved by the aviation authority of another country and is approved for operation in PO 00000 Frm 00030 Fmt 4700 Sfmt 4700 the United States. Pursuant to the FAA’s bilateral agreement with this State of Design Authority, it has notified the FAA of the unsafe condition described in the MCAI referenced above. The FAA reviewed the relevant data, considered the comment received, and determined that air safety requires adopting this AD as proposed. Accordingly, the FAA is issuing this AD to address the unsafe condition on this product. Except for minor editorial changes, and any other changes described previously, this AD is adopted as proposed in the NPRM. None of the changes will increase the economic burden on any operator. Related Service Information Under 1 CFR Part 51 The FAA reviewed Liebherr Service Bulletin CFD–F1958–26–01, dated May 6, 2022, which specifies part numbers for affected sensing elements. The FAA reviewed the following Bombardier service bulletins, which specify procedures for testing each leak detection loop (LDL) sensing element installed on the airplane, marking each serviceable sensing element with a witness mark, and replacing each nonserviceable part with a serviceable part. These documents are distinct since they apply to different airplane models and configurations. • Bombardier Service Bulletin 700– 1A11–36–005, Basic Issue, dated December 23, 2022; • Bombardier Service Bulletin 700– 36–026, Basic Issue, dated December 23, 2022; • Bombardier Service Bulletin 700– 36–5002, Basic Issue, dated December 23, 2022; • Bombardier Service Bulletin 700– 36–5501, Basic Issue, dated December 23, 2022; and • Bombardier Service Bulletin 700– 36–6002, Basic Issue, dated December 23, 2022; • Bombardier Service Bulletin 700– 36–6501, Basic Issue, dated December 23, 2022. This material is reasonably available because the interested parties have access to it through their normal course of business or by the means identified in the ADDRESSES section. Costs of Compliance The FAA estimates that this AD affects 160 airplanes of U.S. registry. The FAA estimates the following costs to comply with this AD: E:\FR\FM\29MRR1.SGM 29MRR1 Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations 22071 ESTIMATED COSTS FOR REQUIRED ACTIONS Labor cost Up to 140 work-hours × $85 per hour = $11,900 ............................................................. The FAA has received no definitive data on which to base the cost estimates for the on-condition actions specified in this AD. The FAA estimates it takes up to 1.5 hours to replace one sensor. The FAA has included all known costs in its cost estimate. According to the manufacturer, however, some or all of the costs of this AD may be covered under warranty, thereby reducing the cost impact on affected operators. Authority for This Rulemaking Title 49 of the United States Code specifies the FAA’s authority to issue rules on aviation safety. Subtitle I, section 106, describes the authority of the FAA Administrator. Subtitle VII: Aviation Programs, describes in more detail the scope of the Agency’s authority. The FAA is issuing this rulemaking under the authority described in Subtitle VII, Part A, Subpart III, Section 44701: General requirements. Under that section, Congress charges the FAA with promoting safe flight of civil aircraft in air commerce by prescribing regulations for practices, methods, and procedures the Administrator finds necessary for safety in air commerce. This regulation is within the scope of that authority because it addresses an unsafe condition that is likely to exist or develop on products identified in this rulemaking action. khammond on DSKJM1Z7X2PROD with RULES Regulatory Findings This AD will not have federalism implications under Executive Order 13132. This AD will not have a substantial direct effect on the States, on the relationship between the national government and the States, or on the distribution of power and responsibilities among the various levels of government. For the reasons discussed above, I certify that this AD: (1) Is not a ‘‘significant regulatory action’’ under Executive Order 12866, (2) Will not affect intrastate aviation in Alaska, and (3) Will not have a significant economic impact, positive or negative, on a substantial number of small entities VerDate Sep<11>2014 15:53 Mar 28, 2024 Jkt 262001 Cost per product Parts cost $0 Up to $11,900 ..... Cost on U.S. operators Up to $1,904,000. under the criteria of the Regulatory Flexibility Act. systems, which could prevent continued safe flight and landing. List of Subjects in 14 CFR Part 39 (f) Compliance Air transportation, Aircraft, Aviation safety, Incorporation by reference, Safety. The Amendment Accordingly, under the authority delegated to me by the Administrator, the FAA amends 14 CFR part 39 as follows: PART 39—AIRWORTHINESS DIRECTIVES 1. The authority citation for part 39 continues to read as follows: ■ Authority: 49 U.S.C. 106(g), 40113, 44701. § 39.13 [Amended] 2. The FAA amends § 39.13 by adding the following new airworthiness directive: ■ 2024–03–08 Bombardier, Inc.: Amendment 39–22678; Docket No. FAA–2023–2000; Project Identifier MCAI–2023–00415–T. (a) Effective Date This airworthiness directive (AD) is effective May 3, 2024. (b) Affected ADs None. (c) Applicability This AD applies to Bombardier, Inc., Model BD–700–1A10 and BD–700–1A11 airplanes, certificated in any category, serial numbers 9002 through 9879 inclusive, 9998, and 60001 and subsequent. (d) Subject Air Transport Association (ATA) of America Code: 36, Pneumatic. (e) Unsafe Condition This AD was prompted by reports that some overheat detection sensing elements of the bleed air leak detection system were manufactured with insufficient salt fill. The FAA is issuing this AD to address nonconforming sensing elements of the bleed air leak detection system. The unsafe condition, if not addressed, could result in an inability to detect hot bleed air leaks and consequent damage to surrounding structures and PO 00000 Frm 00031 Fmt 4700 Sfmt 4700 Comply with this AD within the compliance times specified, unless already done. (g) Definitions For the purpose of this AD, the definitions specified in paragraphs (g)(1) through (3) of this AD apply. (1) The following Model BD–700–1A10 and BD–700–1A11 airplane groups are identified in (g)(1)(i) through (iv) of this AD: (i) Group A airplanes: serial numbers (S/N) 9002 through 9151 inclusive, and 9153. (ii) Group B airplanes: S/N 9152, 9154 through 9879 inclusive, 9998, 60001 through 60041 inclusive, 60043, 60044, 60045, and 60051. (iii) Group C airplanes: S/N 60042, 60046, 60047, 60049, 60053, and subsequent. (iv) Group D airplanes: S/N 60048, 60050, and 60052. (2) An affected part is a sensing element marked with a date code A0448 through A2104 inclusive and having an LTS/Kidde part number specified in Liebherr Service Bulletin CFD–F1958–26–01, dated May 6, 2022, unless that sensing element meets the criteria specified in paragraph (g)(2)(i) or (ii) of this AD. (i) The sensing element has been tested as specified in Section 3 of the Accomplishment Instructions of Kidde Aerospace and Defense Service Bulletin CFD–26–1, Revision 6, dated February 28, 2022, or earlier revisions, and has been found to be serviceable; and the sensing element has been marked on one face of its connector hex nut and packaged as specified in Section 3.C. of the Accomplishment Instructions of Kidde Aerospace and Defense Service Bulletin CFD–26–1, Revision 6, dated February 28, 2022, or earlier revisions. (ii) The sensing element has been tested and found to be serviceable as specified in paragraph (j) of this AD; and the sensing element has been marked on one face of one connector hex nut with one green mark, as specified in Figure 4 (the figure is representative for all sensing elements) in the Accomplishment Instructions of the applicable Bombardier service bulletin (BA SB) in figure 1 to paragraph (g)(2)(ii) of this AD. Figure 1 to Paragraph (g)(2)(ii)—Applicable Service Information BILLING CODE 4910–13–P E:\FR\FM\29MRR1.SGM 29MRR1 Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations Airplane Model (Marketing Designation) BD-700-lAlO (Global Express & Global Express XRS) BD-700-lAll (Global 5000) BF-700-lAl 1 (Global 5000 featuring Global Vision Flight Deck) BD-700-lAlO (Global 6000) BD-700-lAll (Global 5500) BD-700-lAlO (Global 6500) (3) A serviceable part is a sensing element that is not an affected part. (h) Maintenance Records Verification khammond on DSKJM1Z7X2PROD with RULES For Groups A and C whose airplane date of manufacture, as identified on the identification plate of the airplane or in the aircraft maintenance logbook, is on or before July 27, 2022 (the effective date of Transport Canada AD CF–2022–38): Within 60 days after the effective date of this AD, examine the airplane maintenance records to verify whether any affected part has been installed since the airplane date of manufacture, as identified on the identification plate of the VerDate Sep<11>2014 15:53 Mar 28, 2024 Jkt 262001 Applicable BA SB SB 700-36-026 SB 700-lAl 1-36-005 SB 700-36-5002 SB 700-36-6002 SB 700-36-5501 SB 700-36-6501 airplane or in the aircraft maintenance logbook. (1) If the maintenance records confirm that an affected part has been installed, or if it cannot be confirmed that an affected part has not been installed, paragraphs (i) and (j) of this AD must be complied with within the applicable compliance times specified in paragraphs (i) and (j) of this AD. (2) For Groups A and C airplanes: if the maintenance records confirm that no affected parts have been installed since airplane date of manufacture, then paragraphs (i) and (j) of this AD are not applicable. PO 00000 Frm 00032 Fmt 4700 Sfmt 4700 (i) Minimum Equipment List (MEL) Revision For Groups B and D airplanes, and Groups A and C airplanes required by paragraph (h) of this AD: Within 90 days after the effective date of this AD, revise the operator’s existing MEL by incorporating the information specified in figures 2 through 8 to paragraph (i) of this AD, as applicable. This may be done by inserting a copy of this information into the operator’s existing MEL. Figure 2 to Paragraph (i)—MMEL Item 36– 12–01 E:\FR\FM\29MRR1.SGM 29MRR1 ER29MR24.003</GPH> 22072 Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations 22073 MMEL Item 36-12-41 1. System & sequence NO Item 2. Number Installed 3. Nombre d'articte installes No de systeme/serie article Number Required For Dispatch 4. Remarks or Exceptions Nombre d'artictes a.expedier 36- Pt:JE!,.!MATICS 12-01 Bteedleak Detection Loops 18 9 (0) Either loop A or loop B may be inoperati11e provided redundant loop in C the same zone is .operative. 1. PLACARD (1) Put a BLEED LEAK DETECTION LOOPS INOPERATIVE placard ori the instrlu'.(ierit paneL 2. OPERATIONS (Oj Before each flight: (1) Make sure that the aeroplane is not powered on and that engines and APU are.OFF. a Connect electrical power to the aeroplane as fallows: Note: Do not. use a Jet. Alrstart Cart or High Pressure Ground. Cart. L Connect external AC power, OR it Start the APU as follQWS: 1. On the ELECTRICAL Coritrol panel, set the BATT MASTER switch to ON. 2 on the BLEED/AIR COND.control panel, make sure that the APU BLEED switch is set lo OFF. 3: On the APU control pane~ turn the APU switch to.START. b: When external AC power is on or APU is running, wail a minimum of 6 minutes. c. After 6 minutes, make surethatthe EICAS primary display shows as follows: If the Advisory L BLEED FAULT or R BLEED.FAULT shows, DISPATCH IS PERMlTTED. Note: If the Advisory L BLEED FAULT or R BLEED FAULT shows, rt confirms it is not heal related and therefore cannot be a potential teak in the presence of an affected part. it lfthe Advisory LBLEEO FAUJ.J or R BLEED FAWLtdoes not show, DISPATCH IS NOT PERM ITTEO. Nole!: If the Advisory L BLEED FAULT or R BLEED FAULT does not show, if confirmsthat ii is heat related and therefore could be a potentif!l leak in the presence of an affecled part. ct. If required, remove external AC powerfromtheaeroplf!ne. e. If required, set APU BLEED to AUTO. Figure 3 to Paragraph (i)—MMEL Item VerDate Sep<11>2014 15:53 Mar 28, 2024 Jkt 262001 PO 00000 Frm 00033 Fmt 4700 Sfmt 4700 E:\FR\FM\29MRR1.SGM 29MRR1 ER29MR24.004</GPH> khammond on DSKJM1Z7X2PROD with RULES BILLING CODE 36–12–01–1 22074 Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations MMEL ltem36-12-01°1 1. System & Sequence NO Item 2. Number Installed NO de sys~me/serie article Nombre d'artlcte installes 3. Number Required For Dispatch 4. Remarks or Exceptions Nombre d'articles aexpedier 36 - PNEUMATICS 12-01 Blee_d Leak.Detection loops 9 18 (OJ Eithe_r foopAor loopB may l:le inoperative provided redundant loop t in the same zone is operative. 1) Wing Anti-tee Leak 1.2 (M) (QJ One loop in e1;1ch section may 6 be inoperative Provided: C a} Power-up BIT test is performed on syi,tern prior to ~ch dlspatch into icing, and b) cause of WING ANTI-ICE FAULT Advisory message is confirmed bymaintenance. 1. PLACARD {1} Puta WING ANTI-ICE LEAK INOPERATIVE placard on the instrumeril parief. 2, OPERATIONS (0) Before each fllght: (1} Make sure that the aeroplane is not powered on and that engines and APUare OFF. a. Connect electrical power to the aeroplane as fallciws: Note: Do not use a Jet Airstart cart or High Pressure Ground Cart. Connect external AC power, OR ii. Start the APUasfQllows: 1. On the ELECTRICAL control panel, set the BATT MASTER switch ta ON. 2. On the BtEE01AI R COND CQntrQI panel, make sure thqt .the APL) BLEED switch is set ta OFF. 3. On the APU control panel, turn the APU Switch to.ST ART b. Whan external AC pQwer IS an or APU is ruhnin9, wait amiriimum of 6 rhiriutes. c, After 6 minutes, make sure that the EICAS primary display shows as follows: i. lfthe Advisory WING NICE FAULT shows, DISPATCH iS PERMITTED unless step (2) of the Maintenance (M) procedure under (3} below does not pass, iri Which case DISPATCH !SNOT PERMITTED. • VerDate Sep<11>2014 15:53 Mar 28, 2024 Jkt 262001 PO 00000 Frm 00034 Fmt 4700 Sfmt 4725 E:\FR\FM\29MRR1.SGM 29MRR1 ER29MR24.005</GPH> khammond on DSKJM1Z7X2PROD with RULES Nate: If the Advisory WING A/ICE FAULT shows, if confirms it is nol heat related and therefore cannot be .a potential teak in the presence of an affected• part. Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations 22075 iL lHhe Advisory WING NICE FAULT does.not show, DISPATCH IS NOT PERMliTED. Note: fftheAdvisoty WING A/ICE FAULT do.es not Show, itcolifirms that itis heat related and therefore could be a potentiaUeak in the presence of an affected part. 3. d. If required, remove external AC powertrom the aeroplane. e: If required, set APU BLEED to AUTO. MAINTENANCE [M) The requirement to perform this section is conctitiohal o:n (1 )(c)(i) under the Operatfolis CO) procedure aoove. (1) Pow.er~up BIT test is perfornied on system prior ta each dispatch into ieing. (2} 'The cause of the WING ANTl~ICE FAULT Advisory message is ta be confirmed by maintenance personnel to make sure that no section has encountered a dual loop failure. Figure 4 to Paragraph (i)—MMEL Item VerDate Sep<11>2014 15:53 Mar 28, 2024 Jkt 262001 PO 00000 Frm 00035 Fmt 4700 Sfmt 4700 E:\FR\FM\29MRR1.SGM 29MRR1 ER29MR24.006</GPH> khammond on DSKJM1Z7X2PROD with RULES BILLING CODE 36–12–01–2 22076 Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations MMEL Item 36-12-01-2 1. System & Sl!quence NO Item 2. Number lnstalll!d NO de systeme/serie article Nombre d'article installes 3. Number Required For Dispatch 4. Remarks or Exceptions Nombre. d'arficles ~expedier 36- PNEUMATICS 12-01 Bleed Leak Detection Loops 18 (O} Either loop Aor loop B rnay be 9 inoperative prov1ded redundant loop C in the same zone.is operative. ... ... 2) Trim Air Leak 2 {O) Except for ERoperations,. one 1 loop may be inoperative. C t PLACARD {1) Put a TRIM AIR LEAK INOPERATIVE placard on the instrument panel. 2, OPERATIONS /0) Before each ffight: (1) Make sure that the aeroplane ,s nof powered on anctthat engines and .APU are OFF: a. Connect electrical power to the aeropla11¢ as. follows: Note: Do not u.se a -Jet Airstart Cart or High Pressure Ground Cart. i. Connect external AC power, OR ii: start the APU. as fallows: 1. Oh the ELECTRICAL control panel, set.the BATT MASTER .Swi.tCh to ON. 2.. on the.BLEED/AIR COND control panel, make sure that ttte APU BLEED switch is set to OFF. 3. On theAPU Control panel, tt.Jro the APU S:Wi1;Ch to START. b. When external AC power is oh or APU is ruhning, wa.it a minimum of 6 minutes. c. After 6 rninutea, rnal<e sure that the EIGAS primary displayshows as follaws: i. lfthe AdVisory TRIM AIR FAULT shows, DISPATCH IS PERMITTED.Note: If the Advisory TRIM AIR FAULT shows, it confirms it is not neat refated and therefore cannot be a potential leak lnthe presence of an affected. part. ii. If the AdvisoryTRIM AIR FAULT does not show, DISPATCH fSNOT PERMITTED. Note: If the :Actvisory TRIM AtR FAULT does not show, it confirms that it Is heat related and therefore could be a potentiaf leak in the presence of·an affected part d. If required; remove external AC power from the aeroplane. e. If required, set APU BLEED lo AUTO. VerDate Sep<11>2014 15:53 Mar 28, 2024 Jkt 262001 PO 00000 Frm 00036 Fmt 4700 Sfmt 4700 E:\FR\FM\29MRR1.SGM 29MRR1 ER29MR24.007</GPH> khammond on DSKJM1Z7X2PROD with RULES Figure 5 to Paragraph (i)—L BLEED FAULT Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations 22077 L BLEED FAULT CAS Indication 1. L BLEED FAULT C (Advisory) 2. Dispatch Consideration (0) Aircraft may be dispatched provided, prior to each flight a) None of the following messages are also posted: - R BLEED SYS FAIL Caution; - R WING ANTl-lCEFAIL Caution; -XBLEED FAIL caution; -RBLEEDFAULT Advisoty; -WING ANTI-ICE FAUL.T Advisory; b) Left:PRVand left HPSOV open and close correctly in response to L BLEED OFF switch .selection, as indicated onSynoptic Page; c) Left HPSOV is open at engine idle arid closed at high thrust.settings, as indk)a!ed on Synopttc Page; d) WING XBLEED FROM R is selected and remains open; and e) Operatioos are not conducted in known or forecast icing conditions. 1. OPERATIONS {O} Before each flight: .(1) Make sure that the aeroplane is not powered on and that engines and APU are OFF. a.. connect electrical power to the.aeroplane as follows• Note: Do not use a Jet Airstart Cart Qr High Pressure Ground Cart. i. Connect external AC power, OR ii. VerDate Sep<11>2014 15:53 Mar 28, 2024 1. On the ELECTRICAL control panel, set the BATT MASTE;Rswitchto ON. 2. On the BLEED/AIR COND control panel, make sure that the APU BLEED .Switoli is set to OFF. 3. On the.APU coottol panel, turn.the APU switch to ST ART. Wheh external AC power is on or APU is. running, wait a minimum of 6 minutes. Jkt 262001 PO 00000 Frm 00037 Fmt 4700 Sfmt 4725 E:\FR\FM\29MRR1.SGM 29MRR1 ER29MR24.008</GPH> khammond on DSKJM1Z7X2PROD with RULES b. starttheAPUasfollows: 22078 Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations c, After 6 minutes, make sure that the EICAS primary display shows as fallows: i. If the Actvisory L BLEED FAULT Shaws, DISPATCH IS PERMITTED. Nate: If the Actvisory L Bl.EEO FAULT shows, tt confirms it is not heat.related .and therefqre cannot be a potential leak in the presence of an affected part: ii. If the Advisory L BLEED FAULT does not shaw, DISPATCH ts NOT PERMITTED. NotEi' If.the Actvisary L BLEED FAULT does not show, it confirms that it is tleat related and therefore cciuld be a potential leak ih the presence Of an.affected part. 2. ct If required, remove external AC power from the aeroplane. e. If required, set APlJ BLEED ta AUTO. OPERATIONS (0) Before each flight and after engine start (1). On the EICAS primary display,make sure that the messages that fallow do not shaw: - R Bl.EEO SYS FAIL (Caution) - R WING ANTI-ICE FAIL (Cauticin) -XBLEED FAIL(Cautian) - R BLEEDFAULT (Actvisory) -WING ANTI-ICE FAULT (Advisory) (2J Make sure that the left Pressure Regulator Valve (PR\/) and left High Pressure $hut OffValve (HPSOV) open and clcrse as follows: a. On the BLEED/AIR COND control panel, set the L ENG BLEED switch to OFF. b.. On the BLEED/ANTI-ICE synaptic page, make $Ure thatthe left PRV ancl left HPSOV shaw closed. c. On the BLEEDIAIRCOND control panel, set the LENG BLEEDsWitch to AUTO. d. On.the BLEED/ANTI-ICE synaptic page, make sure that the left PRVahd leftHPSOV show open. {3) Make sure that.the left High Pressure Shl.lt Off Vc11Ve (HPSOV) switching operates as fonows: a. srowry actvance the left thrdttle to high thrust setting, b. Ort the BLEED/ANTI-ICE synoptic page, make sure that the left HPSOV shows closed. c. Slowly retard the left throttle ta engine idle. d. On the !3LEEDIANTI-ICE synaptic page, make sure that the left HPSOV shows open. (4) On the ANTl,ICE control panel, set the WING XBLEED to FROM R far the rest of the flight. (5} Operations are not conclucted in known or forecast icing conditions. VerDate Sep<11>2014 15:53 Mar 28, 2024 Jkt 262001 PO 00000 Frm 00038 Fmt 4700 Sfmt 4700 E:\FR\FM\29MRR1.SGM 29MRR1 ER29MR24.009</GPH> khammond on DSKJM1Z7X2PROD with RULES Figure 6 to paragraph (i)—R BLEED FAULT Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations 22079 R BLEED FAULT CAS Indication 1. 2. Dispatch Consideration RBLEED FAULT (Advisory} C (0) Aircraft may l:)e dispatched provided, prior to each flight: a) None ofthe following messages are also posted: - L BLEED SYS FAIL Caution; - L WING ANTl~ICE FAIL Caution; .-XBLEED FAIL Caution; - L BLEED FAULT Advisory; -WING ANTI-ICE FAULT Advisory; b) Right PRV and right HPSOV open and close correctly in response to R BLEED OFF switch selection, as indicated on Synoptic Page; c) Right HPSOV /s open at engine idle and closed at high thrust settings, as indicated on Synoptic Page; cl} WING XBLEED FROM L is selected and remains open; and e) Operations are not conducted In known or forecast icing conditions. 1. OPl::RATIONS (0) BefQre each flight: (1) Make sure that the aeroplane is not powered an and that engines and APU are OFF. .a. Connect electrical power to the aeroplane as foll~: Note: Do not use a Jet Aitstartcart or High Pressure Qround cart Connect.external AC power, OR ii. Startthe APUasfollows: 1. On the ELECTRICAL control panel, set the BATT MASTER switch to ON. Z. Ort the BLEED/AIR COND control panel, make sure that lhe APU BLEED SWiteh ($ set to OFF. 3. On the APU control panel; turn the APU switch to START. b'. When external AC power is on or APU is running, wait a minimum of 6 minutes. c. After 6 minutes, make sure thatthe EICAS primary display shows as follows• If the Advisory R BLEED FAULT stiows, DISPATCH IS PERMITTED. Note: If the Advisory R BLEED FAULT shows, it confirms it is not t)eaf related and therefore cannot oo a potential leak in the presence of an affected part. ii. Ff the Aclvisory R BLEED FAULT does notsl1oW, DISPATCH IS NOT PERMITTED Note: If the Advisory~ BLEED FAULT dpes not. show, i! confirms.that it is heat relate.cl and therefore could be a potential leak in the presence of an affectei;J part. 2. d. If required, remove exfernal AC power frorn the aeroplane. e: If required, set APU BLEED to AUTO. OPERATIONS (0) Before eabli flight and after .engine start: VerDate Sep<11>2014 15:53 Mar 28, 2024 Jkt 262001 PO 00000 Frm 00039 Fmt 4700 Sfmt 4725 E:\FR\FM\29MRR1.SGM 29MRR1 ER29MR24.010</GPH> khammond on DSKJM1Z7X2PROD with RULES {1} oo the EICAS primary display, make sure that the messages thatfolfoWdo not show: 22080 Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations - L BLEED SYS FAIi- (Gaution) - L WING ANTI-ICE FAIL {Caution) -XBLEE:D FAIL (Cautidn) - L BLEED FAULT (Advisory) -WING ANTI-ICE FAULT (Advisory) (2) Make sure that the right Pressure Regulator Valv.e (PRV) and right High Pressure Shut Off Valve (HPSOV) open and close as fcrnows: a. On the .BLEED/Al R COND control panel, set the R ENG BLEED Switch to OFF. 0. on theBLEED/ANT[-ICE synoptic page, make sure that the right PRV and right HPSOV show closed. c. on the BLEED/AIR COND control panel, set the R ENG BLEED switch to AUTO. ct On theBLEED/ANTHCE synoptic page, make sure that the rightPRV and right HPSOV show open. (3) Make sure that the right High Pressure Shut Offl/alve (HPSOV) switching operates as follows: a. Slowly advance the right throttle to high thrust setting. b. On the BLEED/ANTI-ICE synoptic page, make sure thaHhe right HPSOV shows closed. c. Slowly retard the rightthrottle to engine idle. t:l On the BLEED/ANTI-ICE synoptic page, make sure that the right HPSOV shows open, (4) On I.he ANTHCE control panel, set the WING x;BLEEO to FROM L for the rest of the flrght. (5J operations are not conducted in known or forecast iqing conditions. Figure 7 to Paragraph (i)—WING A/ICE FAULT WING A/ICE FAULT CAS Indication 1. 2. WING A/ICE FAULT (Advisory) C (0) Aircraft may be dispatched prov\ded, prior to 1. Dispatch Consideration each departure: a) Flight is not conducted in known or forecast icing conditions; b) A power-up test is performed b',' cycling WING A/ICE switch fromOFF to ON; and c) None of the following GAS messages are also posted: - ICE DETECT FAIL Caution; - L BLEED SYS FAIL Caution; -R BLEED SYS FAIL Caution; - ICE DETECT FAULT Advisory; -L BLEED FAULT Advisory; .-R BLEED FAULT Advisory, OPERATIONS (01 Before each flight: (1) Make sure that the aeroplane is not powered on and that engines and APU are OFF. a. Connect efectttcat power lo the aeroplane as follows: Note: Do not use a Jet Airstar:t Cart or High Pressure Ground cart i. Connect.external AG power, OR start the APUasfoltews: OR the ELECTRICAL control panel, set the BATT MASTER switch fo. ON. 2. Oh the. BLEED/AlR COND control panel, make sure !hatfhe APU BLEED switch is.set to OFF. 3. OntheAPU control panel, turn the APU switch to START. ER29MR24.012</GPH> 1. VerDate Sep<11>2014 15:53 Mar 28, 2024 Jkt 262001 PO 00000 Frm 00040 Fmt 4700 Sfmt 4725 E:\FR\FM\29MRR1.SGM 29MRR1 ER29MR24.011</GPH> khammond on DSKJM1Z7X2PROD with RULES ii. Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations 22081 b. When external AC power is on or APU is running, wait a minimum of 6 minwtes. c. After 6 minutes, make sure that the ELGAS primary display shows as follows: i. If the AclvisoryWING Al!CE FAULT shows.DISPATCH IS-PERMITTED. Note: If the Advisory WING A/ICE FAULT shows, it confirms it is not heat related and.therefore cannot be a potentiaUEiakin the presence of an affected part ii. If the Advisory WING Al!CE FAULT does notshow, DISPATCH IS NOT PERMITTED. Note: lfthe Advisory WING AflCE FAULT does not show, it confirms that it is heat related and therefore could be a potential leak in the presence of an affected part d. If required, remove external AC power fromthe aeroplane, e. Jf required,sel APU BLEEDto AUTO. 2. OPtRATIONS (0) Before each flight and after engine start: (1} Perform a power-up test as follows; a. On the ANTI-ICE i:;ontrol panel, cycle the WING switch from OFF to()(',!_ b. On the EICAS primary display, make sure that the following GAS status message is shown: - WING-AflCE ON c. On the EICAS primary display, make sure that the following CAS message$ are not shown: -L WING NICE FAIL{GaUtionJ - R WING AflCE FAIL (Caution) (2) On the EICAS primary display, make sure that ttie following GAS hiessases are riot shown: - ICE DETECT FAIL (Caution) - L BLEED SYS F,ll;IL (Cautiol'.1} - R BLEED SYS FAIL (Caution) - ICE DETECT FAULT (Advisory} - L BLEED FAULT (Advisory) ~R BLEED FAULT (Advisory} (3) Operations are not conducted iii known or forecast icing conditions. VerDate Sep<11>2014 15:53 Mar 28, 2024 Jkt 262001 PO 00000 Frm 00041 Fmt 4700 Sfmt 4700 E:\FR\FM\29MRR1.SGM 29MRR1 ER29MR24.013</GPH> khammond on DSKJM1Z7X2PROD with RULES Figure 8 to Paragraph (i)—TRIM AIR FAULT 22082 Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations TRIM AIR FAULT CAS Indication 1. 2. Dispatch Consideration TR1M AIR FAULT (Advis.Oly) C (0) Aircraft may l:ie dispatched provide'd: .a) Duct temperature indications are operative forall three ducts; b) Either HASOV showing inGQrrect indication on Synoptic page is verified CLOSED; and c) L PACK FAIL or R PACK FAIL Caution messages are .not displayed. 1. OPERATIONS (0) Before each flight: (1) Make sure that the aeroplane is not powered on and that engines and APU are OFF. a. Connect electrical power to the aeroplane as follows: Nole: Do not use a.Jet Airstart Cart or High Pressure Ground Ca1t i. Connect.external ACpower, OR ii. Startthe APU.asfollows: 1. On the ELECTRl~AL control panel, set the BATT MASTER switcn 10 ON. 2. Oh the BLEED/AIR COND control panel, make sure that the APU BLEED switch is s~ to OFF. 3. on the APU control Jjanel, turn the APU switch to ST ART. b. Wheh external AC power is on at APU is running, wait a fni nimum of 6 minutes. c. After 6 minutes, make sure that the EICAS prlmary display shows as follows• If.the Advisory TRIM AIR FAULT shows, DISPATCH IS PERMITTED. i. Note: lf!he Advisory TRIM AIR FAULT shows, it confirms ii is not heat related and therefore cannot be ·a potential leak in the presence of an affected part. iL If the Advisory TRIM AlR FAULT does not show, DISPATCH IS NOT PERMITTED. Note: If the Advisory TRIM AIR FAULT does not show, it confirms that it is heat related and therefore could be a potential leak in the presence of an .affected part. ·d. If required, remove external AC power from the aeroplane. e. If required, set APU BLEED to AUTO. 2. OPERATIONS 10\ Before each flight and after engine start: (1} On the AIR CONDITIONING synoptic page, make sure thatthe duct temperature indications are operative for all three dllcts. (2) Make sure thateifher HASOV that shows fncOrrect indi()atidti on the AIR CONDITIONING synoptic page is verified CLOSED c1s follows: a. On the BLEEQfAIR COND control pc1nel, .alternate the TRIM AIR switch from ON to OFF to ON. b, At. the same time, on the AIR CONDITIONING synbptic page, identifythe HASOV that shows incorrect indication, c. In the flight compartment, on the EMSCDU, open the applicable circuit breaker c1s follows: d. SYSTEM NAME CIRCUIT BREAKER NAME BUS NAME AIR C0NDIPRES8 LECSHASOV DCESS AIR CONDJPRES8 RECSHASOV DCESS In the aft equipment compartment, make sure that any identified HA80Vis in the CLOSED position. BILLING CODE 4910–13–C (j) Testing and Replacement of Affected Overheat Detection Sensing Elements (1) For Group B and D airplanes, and Group A and C airplanes required by VerDate Sep<11>2014 15:53 Mar 28, 2024 Jkt 262001 PO 00000 Frm 00042 Fmt 4700 Sfmt 4700 paragraph (h) of this AD: Within 2,000 flight hours or 120 months, whichever occurs first, from the effective date of this AD, test the overheat detection sensing elements to E:\FR\FM\29MRR1.SGM 29MRR1 ER29MR24.015</GPH> - L PACK FAIL (Caution) - R PACK FAIL (caution) ER29MR24.014</GPH> khammond on DSKJM1Z7X2PROD with RULES (;3) bn the EICAS primary display, make sure that the following GAS messages are not shown: Federal Register / Vol. 89, No. 62 / Friday, March 29, 2024 / Rules and Regulations determine if they are serviceable, in accordance with the Accomplishment Instructions of the applicable Bombardier service bulletin in paragraphs (j)(1)(i) through (vi) of this AD. (i) For Model BD–700–1A11 (Global 5000) airplanes: Bombardier Service Bulletin 700– 1A11–36–005, Basic Issue, dated December 23, 2022. (ii) For Model BD–700–1A10 (Global Express and Global Express XRS) airplanes: Bombardier Service Bulletin 700–36–026, Basic Issue, dated December 23, 2022. (iii) For Model BD–700–1A11 (Global 5000 featuring Global Vision Flight Deck) airplanes: Bombardier Service Bulletin 700– 36–5002, Basic Issue, dated December 23, 2022. (iv) For Model BD–700–1A11 (Global 5500) airplanes: Bombardier Service Bulletin 700– 36–5501, Basic Issue, dated December 23, 2022. (v) For Model BD–700–1A10 (Global 6000) airplanes: Bombardier Service Bulletin 700– 36–6002, Basic Issue, dated December 23, 2022. (vi) For Model BD–700–1A10 (Global 6500) airplanes: Bombardier Service Bulletin 700– 36–6501, Basic Issue, dated December 23, 2022. (2) For each sensing element that is serviceable, as determined by paragraph (j)(1) of this AD, before further flight, mark the sensing element with a witness mark in accordance with the Accomplishment Instructions in the applicable Bombardier service bulletin in paragraphs (j)(1)(i) through (vi) of this AD. (3) For each sensing element that is not serviceable, as determined by paragraph (j)(1) of this AD, before further flight, replace the sensing element with a serviceable part in accordance with the Accomplishment Instructions in the applicable Bombardier Service Bulletin in paragraphs (j)(1)(i) through (vi) of this AD. (k) Parts Installation Prohibition As of the effective date of this AD, no person may install, on any airplane, any affected part unless it is a serviceable part. khammond on DSKJM1Z7X2PROD with RULES (l) No Reporting Requirement Although Bombardier service bulletins in figure 1 to paragraph (g)(2)(ii) and paragraphs (j)(1)(i) through (vi) of this AD specify to submit certain information to the manufacturer, this AD does not include that requirement. (m) Additional AD Provisions The following provisions also apply to this AD: (1) Alternative Methods of Compliance (AMOCs): The Manager, 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 manager of the International Validation Branch, mail it to ATTN: Program Manager, Continuing Operational Safety, at the address identified in paragraph (n)(2) of this AD or email to: 9-avs-nyaco-cos@faa.gov. If mailing VerDate Sep<11>2014 15:53 Mar 28, 2024 Jkt 262001 22083 information, also submit information by email. Before using any approved AMOC, notify your appropriate principal inspector, or lacking a principal inspector, the manager of the responsible Flight Standards Office. (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, International Validation Branch, FAA; or Transport Canada; or Bombardier, Inc.’s Transport Canada Design Approval Organization (DAO). If approved by the DAO, the approval must include the DAO-authorized signature. the availability of this material at NARA, visit www.archives.gov/federal-register/cfr/ ibr-locationsoremailfr.inspection@nara.gov. (n) Additional Information (1) Refer to Transport Canada AD CF– 2023–17, dated March 8, 2023, for related information. This Transport Canada AD may be found in the AD docket at regulations.gov under Docket No. FAA–2023–2000. (2) For more information about this AD, contact Steven Dzierzynski, Aviation Safety Engineer, FAA, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; telephone 516– 228–7300; email 9-avs-nyaco-cos@faa.gov. 24 CFR Part 1005 (o) Material Incorporated by Reference (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. (2) You must use this service information as applicable to do the actions required by this AD, unless this AD specifies otherwise. (i) Bombardier Service Bulletin 700–1A11– 36–005, Basic Issue, dated December 23, 2022. (ii) Bombardier Service Bulletin 700–36– 026, Basic Issue, dated December 23, 2022. (iii) Bombardier Service Bulletin 700–36– 5002, Basic Issue, dated December 23, 2022. (iv) Bombardier Service Bulletin 700–36– 5501, Basic Issue, dated December 23, 2022. (v) Bombardier Service Bulletin 700–36– 6002, Basic Issue, dated December 23, 2022. (vi) Bombardier Service Bulletin 700–36– 6501, Basic Issue, dated December 23, 2022. (vii) Liebherr Service Bulletin CFD–F1958– 26–01, dated May 6, 2022. (3) For Bombardier service information identified in this AD, contact Bombardier Business Aircraft Customer Response Center, 400 Coˆte-Vertu Road West, Dorval, Que´bec H4S 1Y9, Canada; telephone 514–855–2999; email ac.yul@aero.bombardier.com; website bombardier.com. (4) For Liebherr-Aerospace Toulouse SAS service information identified in this AD, contact Liebherr-Aerospace Toulouse SAS, 408, Avenue des Etats-Unis—B.P.52010, 31016 Toulouse Cedex, France; telephone +33 (0)5.61.35.28.28; fax +33 (0)5.61.35.29.29; email techpub.toulouse@ liebherr.com; website liebherr.aero. (5) You may view this service information at the FAA, Airworthiness Products Section, Operational Safety Branch, 2200 South 216th Street, Des Moines, WA. For information on the availability of this material at the FAA, call 206–231–3195. (6) You may view this material at the National Archives and Records Administration (NARA). For information on PO 00000 Frm 00043 Fmt 4700 Sfmt 4700 Issued on February 8, 2024. Victor Wicklund, Deputy Director, Compliance & Airworthiness Division, Aircraft Certification Service. [FR Doc. 2024–06626 Filed 3–28–24; 8:45 am] BILLING CODE 4910–13–P DEPARTMENT OF HOUSING AND URBAN DEVELOPMENT [Docket No. FR–5593–C–03] RIN 2577–AD01 Strengthening the Section 184 Indian Housing Loan Guarantee Program; Correction Office of the Assistant Secretary for Public and Indian Housing, U.S. Department of Housing and Urban Development (HUD). ACTION: Final rule; correction. AGENCY: The Department of the Housing and Urban Development (HUD) is correcting a final rule entitled, ‘‘Strengthening the Section 184 Indian Housing Loan Guarantee Program’’ that published in the Federal Register on March 20, 2024. DATES: Effective June 18, 2024. FOR FURTHER INFORMATION CONTACT: With respect to this technical correction, contact Aaron Santa Anna, Associate General Counsel for Legislation and Regulations, Department of Housing and Urban Development, 451 7th Street SW, Room 10238, Washington, DC 20410; telephone number 202–708–1793 (this is not a tollfree number). HUD welcomes and is prepared to receive calls from individuals who are deaf or hard of hearing, as well as individuals with speech or communication disabilities. To learn more about how to make an accessible telephone call, please visit https://www.fcc.gov/consumers/guides/ telecommunications-relay-service-trs. SUPPLEMENTARY INFORMATION: On March 20, 2024 (89 FR 20032) (FR Doc. 2024– 05515), HUD published a final rule that amends its regulations governing the Section 184 Indian Housing Loan Guarantee Program (Section 184 Program). The rule clarifies the rules governing Tribal participation in the Section 184 Program by establishing underwriting requirements, closing and endorsement processes, and stronger and clearer servicing requirements. The rule also strengthens the Section 184 SUMMARY: E:\FR\FM\29MRR1.SGM 29MRR1

Agencies

[Federal Register Volume 89, Number 62 (Friday, March 29, 2024)]
[Rules and Regulations]
[Pages 22069-22083]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 2024-06626]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2023-2000; Project Identifier MCAI-2023-00415-T; 
Amendment 39-22678; AD 2024-03-08]
RIN 2120-AA64


Airworthiness Directives; Bombardier, Inc., Airplanes

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Final rule.

-----------------------------------------------------------------------

SUMMARY: The FAA is adopting a new airworthiness directive (AD) for 
certain Bombardier, Inc., Model BD-700-1A10 and BD-700-1A11 airplanes. 
This AD was prompted by reports that some overheat detection sensing 
elements of the bleed air leak detection system were manufactured with 
insufficient salt fill, which can result in an inability to detect hot 
bleed air leaks. This AD requires maintenance records verification, and 
if an affected part is installed, would prohibit the use of certain 
Master Minimum Equipment List (MMEL) items under certain conditions by 
requiring revising the operator's existing Minimum Equipment List 
(MEL). This AD also requires testing the overheat detection sensing 
elements, marking each serviceable sensing element with a witness mark, 
and replacing each nonserviceable part with a serviceable part. This AD 
also prohibits the installation of affected parts under certain 
conditions. The FAA is issuing this AD to address the unsafe condition 
on these products.

DATES: This AD is effective May 3, 2024.
    The Director of the Federal Register approved the incorporation by 
reference of certain publications listed in this AD as of May 3, 2024.

ADDRESSES: 
    AD Docket: You may examine the AD docket at regulations.gov under 
Docket No. FAA-2023-2000; or in person at Docket Operations between 9 
a.m. and 5 p.m., Monday through Friday, except Federal holidays. The AD 
docket contains this final rule, the mandatory continuing airworthiness 
information (MCAI), any comments received, and other information. The 
address for

[[Page 22070]]

Docket Operations is U.S. Department of Transportation, Docket 
Operations, M-30, West Building Ground Floor, Room W12-140, 1200 New 
Jersey Avenue SE, Washington, DC 20590.
    Material Incorporated by Reference:
     For Bombardier service information identified in this 
final rule, contact Bombardier Business Aircraft Customer Response 
Center, 400 C[ocirc]te-Vertu Road West, Dorval, Qu[eacute]bec H4S 1Y9, 
Canada; telephone 514-855-2999; email bombardier.com">ac.yul@aero.bombardier.com; 
website bombardier.com.
     For Liebherr-Aerospace Toulouse SAS service information 
identified in this final rule, contact Liebherr-Aerospace Toulouse SAS, 
408, Avenue des Etats-Unis-B.P.52010, 31016 Toulouse Cedex, France; 
telephone +33 (0)5.61.35.28.28; fax +33 (0)5.61.35.29.29; email 
[email protected]; website liebherr.aero.
     You may view this material at the FAA, Airworthiness 
Products Section, Operational Safety Branch, 2200 South 216th Street, 
Des Moines, WA. For information on the availability of this material at 
the FAA, call 206-231-3195. It is also available in the AD docket at 
regulations.gov under Docket No. FAA-2023-2000.

FOR FURTHER INFORMATION CONTACT: Steven Dzierzynski, Aviation Safety 
Engineer, FAA, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; 
telephone 516-228-7300; email [email protected].

SUPPLEMENTARY INFORMATION: 

Background

    The FAA issued a notice of proposed rulemaking (NPRM) to amend 14 
CFR part 39 by adding an AD that would apply to certain Bombardier, 
Inc., Model BD-700-1A10 and BD-700-1A11 airplanes. The NPRM published 
in the Federal Register on November 15, 2023 (88 FR 78251). The NPRM 
was prompted by AD CF-2023-17, dated March 8, 2023 (Transport Canada AD 
CF-2023-17) (also referred to as the MCAI), issued by Transport Canada, 
which is the aviation authority for Canada. The MCAI states that 
Bombardier received reports from the supplier of the overheat detection 
sensing elements of a manufacturing quality escape. Some of the sensing 
elements of the bleed air leak detection system were manufactured with 
insufficient salt fill. This condition can result in an inability to 
detect hot bleed air leaks, which can cause damage to surrounding 
structures and systems and prevent continued safe flight and landing.
    In the NPRM, the FAA proposed to require maintenance records 
verification, and if an affected part is installed, would prohibit the 
use of certain MMEL items under certain conditions by requiring 
revising the operator's existing MEL. The NPRM also proposed to require 
testing the overheat detection sensing elements, marking each 
serviceable sensing element with a witness mark, and replacing each 
nonserviceable part with a serviceable part. The NPRM also proposed to 
prohibit the installation of affected parts under certain conditions. 
The FAA is issuing this AD to address the unsafe condition on these 
products.
    You may examine the MCAI in the AD docket at regulations.gov under 
Docket No. FAA-2023-2000.

Discussion of Final Airworthiness Directive

Comments

    The FAA received a comment from NetJets. The following presents the 
comment received on the NPRM and the FAA's response to the comment.

Request for Clarification on Location of Date of Manufacture

    NetJets requested a statement be added to paragraph (h) of the 
proposed AD that the date of manufacture can be found in the aircraft 
maintenance logbook, in addition to the identification plate of the 
airplane on certain airplanes. This information is stated in Transport 
Canada AD CF-2023-17, Part II, paragraph (A). NetJets further stated 
that Bombardier no longer stamps a date on the airframe data plate.
    The FAA agrees the date of manufacture can be found either on the 
identification plate of certain airplanes or in the aircraft 
maintenance logbook. The FAA has amended paragraph (h) of this AD to 
specify the two locations where the date of manufacture can be found.

Change to NPRM Applicability

    Paragraph (c) of this AD has been revised to clarify that the 
applicability is limited to certain serial numbers, which are also 
identified in Transport Canada AD CF-2023-17.

Conclusion

    This product has been approved by the aviation authority of another 
country and is approved for operation in the United States. Pursuant to 
the FAA's bilateral agreement with this State of Design Authority, it 
has notified the FAA of the unsafe condition described in the MCAI 
referenced above. The FAA reviewed the relevant data, considered the 
comment received, and determined that air safety requires adopting this 
AD as proposed. Accordingly, the FAA is issuing this AD to address the 
unsafe condition on this product. Except for minor editorial changes, 
and any other changes described previously, this AD is adopted as 
proposed in the NPRM. None of the changes will increase the economic 
burden on any operator.

Related Service Information Under 1 CFR Part 51

    The FAA reviewed Liebherr Service Bulletin CFD-F1958-26-01, dated 
May 6, 2022, which specifies part numbers for affected sensing 
elements.
    The FAA reviewed the following Bombardier service bulletins, which 
specify procedures for testing each leak detection loop (LDL) sensing 
element installed on the airplane, marking each serviceable sensing 
element with a witness mark, and replacing each nonserviceable part 
with a serviceable part. These documents are distinct since they apply 
to different airplane models and configurations.
     Bombardier Service Bulletin 700-1A11-36-005, Basic Issue, 
dated December 23, 2022;
     Bombardier Service Bulletin 700-36-026, Basic Issue, dated 
December 23, 2022;
     Bombardier Service Bulletin 700-36-5002, Basic Issue, 
dated December 23, 2022;
     Bombardier Service Bulletin 700-36-5501, Basic Issue, 
dated December 23, 2022; and
     Bombardier Service Bulletin 700-36-6002, Basic Issue, 
dated December 23, 2022;
     Bombardier Service Bulletin 700-36-6501, Basic Issue, 
dated December 23, 2022.
    This material is reasonably available because the interested 
parties have access to it through their normal course of business or by 
the means identified in the ADDRESSES section.

Costs of Compliance

    The FAA estimates that this AD affects 160 airplanes of U.S. 
registry. The FAA estimates the following costs to comply with this AD:

[[Page 22071]]



                                      Estimated Costs for Required Actions
----------------------------------------------------------------------------------------------------------------
             Labor cost               Parts cost         Cost per product             Cost on U.S. operators
----------------------------------------------------------------------------------------------------------------
Up to 140 work-hours x $85 per hour           $0  Up to $11,900................  Up to $1,904,000.
 = $11,900.
----------------------------------------------------------------------------------------------------------------

    The FAA has received no definitive data on which to base the cost 
estimates for the on-condition actions specified in this AD. The FAA 
estimates it takes up to 1.5 hours to replace one sensor.
    The FAA has included all known costs in its cost estimate. 
According to the manufacturer, however, some or all of the costs of 
this AD may be covered under warranty, thereby reducing the cost impact 
on affected operators.

Authority for This Rulemaking

    Title 49 of the United States Code specifies the FAA's authority to 
issue rules on aviation safety. Subtitle I, section 106, describes the 
authority of the FAA Administrator. Subtitle VII: Aviation Programs, 
describes in more detail the scope of the Agency's authority.
    The FAA is issuing this rulemaking under the authority described in 
Subtitle VII, Part A, Subpart III, Section 44701: General requirements. 
Under that section, Congress charges the FAA with promoting safe flight 
of civil aircraft in air commerce by prescribing regulations for 
practices, methods, and procedures the Administrator finds necessary 
for safety in air commerce. This regulation is within the scope of that 
authority because it addresses an unsafe condition that is likely to 
exist or develop on products identified in this rulemaking action.

Regulatory Findings

    This AD will not have federalism implications under Executive Order 
13132. This AD will not have a substantial direct effect on the States, 
on the relationship between the national government and the States, or 
on the distribution of power and responsibilities among the various 
levels of government.
    For the reasons discussed above, I certify that this AD:
    (1) Is not a ``significant regulatory action'' under Executive 
Order 12866,
    (2) Will not affect intrastate aviation in Alaska, and
    (3) Will not have a significant economic impact, positive or 
negative, on a substantial number of small entities under the criteria 
of the Regulatory Flexibility Act.

List of Subjects in 14 CFR Part 39

    Air transportation, Aircraft, Aviation safety, Incorporation by 
reference, Safety.

The Amendment

    Accordingly, under the authority delegated to me by the 
Administrator, the FAA amends 14 CFR part 39 as follows:

PART 39--AIRWORTHINESS DIRECTIVES

0
1. The authority citation for part 39 continues to read as follows:

    Authority:  49 U.S.C. 106(g), 40113, 44701.


Sec.  39.13  [Amended]

0
2. The FAA amends Sec.  39.13 by adding the following new airworthiness 
directive:

2024-03-08 Bombardier, Inc.: Amendment 39-22678; Docket No. FAA-
2023-2000; Project Identifier MCAI-2023-00415-T.

(a) Effective Date

    This airworthiness directive (AD) is effective May 3, 2024.

(b) Affected ADs

    None.

(c) Applicability

    This AD applies to Bombardier, Inc., Model BD-700-1A10 and BD-
700-1A11 airplanes, certificated in any category, serial numbers 
9002 through 9879 inclusive, 9998, and 60001 and subsequent.

(d) Subject

    Air Transport Association (ATA) of America Code: 36, Pneumatic.

(e) Unsafe Condition

    This AD was prompted by reports that some overheat detection 
sensing elements of the bleed air leak detection system were 
manufactured with insufficient salt fill. The FAA is issuing this AD 
to address non-conforming sensing elements of the bleed air leak 
detection system. The unsafe condition, if not addressed, could 
result in an inability to detect hot bleed air leaks and consequent 
damage to surrounding structures and systems, which could prevent 
continued safe flight and landing.

(f) Compliance

    Comply with this AD within the compliance times specified, 
unless already done.

(g) Definitions

    For the purpose of this AD, the definitions specified in 
paragraphs (g)(1) through (3) of this AD apply.
    (1) The following Model BD-700-1A10 and BD-700-1A11 airplane 
groups are identified in (g)(1)(i) through (iv) of this AD:
    (i) Group A airplanes: serial numbers (S/N) 9002 through 9151 
inclusive, and 9153.
    (ii) Group B airplanes: S/N 9152, 9154 through 9879 inclusive, 
9998, 60001 through 60041 inclusive, 60043, 60044, 60045, and 60051.
    (iii) Group C airplanes: S/N 60042, 60046, 60047, 60049, 60053, 
and subsequent.
    (iv) Group D airplanes: S/N 60048, 60050, and 60052.
    (2) An affected part is a sensing element marked with a date 
code A0448 through A2104 inclusive and having an LTS/Kidde part 
number specified in Liebherr Service Bulletin CFD-F1958-26-01, dated 
May 6, 2022, unless that sensing element meets the criteria 
specified in paragraph (g)(2)(i) or (ii) of this AD.
    (i) The sensing element has been tested as specified in Section 
3 of the Accomplishment Instructions of Kidde Aerospace and Defense 
Service Bulletin CFD-26-1, Revision 6, dated February 28, 2022, or 
earlier revisions, and has been found to be serviceable; and the 
sensing element has been marked on one face of its connector hex nut 
and packaged as specified in Section 3.C. of the Accomplishment 
Instructions of Kidde Aerospace and Defense Service Bulletin CFD-26-
1, Revision 6, dated February 28, 2022, or earlier revisions.
    (ii) The sensing element has been tested and found to be 
serviceable as specified in paragraph (j) of this AD; and the 
sensing element has been marked on one face of one connector hex nut 
with one green mark, as specified in Figure 4 (the figure is 
representative for all sensing elements) in the Accomplishment 
Instructions of the applicable Bombardier service bulletin (BA SB) 
in figure 1 to paragraph (g)(2)(ii) of this AD.

Figure 1 to Paragraph (g)(2)(ii)--Applicable Service Information

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[[Page 22072]]

[GRAPHIC] [TIFF OMITTED] TR29MR24.003

    (3) A serviceable part is a sensing element that is not an 
affected part.

(h) Maintenance Records Verification

    For Groups A and C whose airplane date of manufacture, as 
identified on the identification plate of the airplane or in the 
aircraft maintenance logbook, is on or before July 27, 2022 (the 
effective date of Transport Canada AD CF-2022-38): Within 60 days 
after the effective date of this AD, examine the airplane 
maintenance records to verify whether any affected part has been 
installed since the airplane date of manufacture, as identified on 
the identification plate of the airplane or in the aircraft 
maintenance logbook.
    (1) If the maintenance records confirm that an affected part has 
been installed, or if it cannot be confirmed that an affected part 
has not been installed, paragraphs (i) and (j) of this AD must be 
complied with within the applicable compliance times specified in 
paragraphs (i) and (j) of this AD.
    (2) For Groups A and C airplanes: if the maintenance records 
confirm that no affected parts have been installed since airplane 
date of manufacture, then paragraphs (i) and (j) of this AD are not 
applicable.

(i) Minimum Equipment List (MEL) Revision

    For Groups B and D airplanes, and Groups A and C airplanes 
required by paragraph (h) of this AD: Within 90 days after the 
effective date of this AD, revise the operator's existing MEL by 
incorporating the information specified in figures 2 through 8 to 
paragraph (i) of this AD, as applicable. This may be done by 
inserting a copy of this information into the operator's existing 
MEL.

Figure 2 to Paragraph (i)--MMEL Item 36-12-01

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[GRAPHIC] [TIFF OMITTED] TR29MR24.004

Figure 3 to Paragraph (i)--MMEL Item

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[[Page 22074]]

[GRAPHIC] [TIFF OMITTED] TR29MR24.005


[[Page 22075]]


[GRAPHIC] [TIFF OMITTED] TR29MR24.006

Figure 4 to Paragraph (i)--MMEL Item

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[[Page 22076]]

[GRAPHIC] [TIFF OMITTED] TR29MR24.007

Figure 5 to Paragraph (i)--L BLEED FAULT

[[Page 22077]]

[GRAPHIC] [TIFF OMITTED] TR29MR24.008


[[Page 22078]]


[GRAPHIC] [TIFF OMITTED] TR29MR24.009

Figure 6 to paragraph (i)--R BLEED FAULT

[[Page 22079]]

[GRAPHIC] [TIFF OMITTED] TR29MR24.010


[[Page 22080]]


[GRAPHIC] [TIFF OMITTED] TR29MR24.011

Figure 7 to Paragraph (i)--WING A/ICE FAULT
[GRAPHIC] [TIFF OMITTED] TR29MR24.012


[[Page 22081]]


[GRAPHIC] [TIFF OMITTED] TR29MR24.013

Figure 8 to Paragraph (i)--TRIM AIR FAULT

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[GRAPHIC] [TIFF OMITTED] TR29MR24.014

[GRAPHIC] [TIFF OMITTED] TR29MR24.015

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(j) Testing and Replacement of Affected Overheat Detection Sensing 
Elements

    (1) For Group B and D airplanes, and Group A and C airplanes 
required by paragraph (h) of this AD: Within 2,000 flight hours or 
120 months, whichever occurs first, from the effective date of this 
AD, test the overheat detection sensing elements to

[[Page 22083]]

determine if they are serviceable, in accordance with the 
Accomplishment Instructions of the applicable Bombardier service 
bulletin in paragraphs (j)(1)(i) through (vi) of this AD.
    (i) For Model BD-700-1A11 (Global 5000) airplanes: Bombardier 
Service Bulletin 700-1A11-36-005, Basic Issue, dated December 23, 
2022.
    (ii) For Model BD-700-1A10 (Global Express and Global Express 
XRS) airplanes: Bombardier Service Bulletin 700-36-026, Basic Issue, 
dated December 23, 2022.
    (iii) For Model BD-700-1A11 (Global 5000 featuring Global Vision 
Flight Deck) airplanes: Bombardier Service Bulletin 700-36-5002, 
Basic Issue, dated December 23, 2022.
    (iv) For Model BD-700-1A11 (Global 5500) airplanes: Bombardier 
Service Bulletin 700-36-5501, Basic Issue, dated December 23, 2022.
    (v) For Model BD-700-1A10 (Global 6000) airplanes: Bombardier 
Service Bulletin 700-36-6002, Basic Issue, dated December 23, 2022.
    (vi) For Model BD-700-1A10 (Global 6500) airplanes: Bombardier 
Service Bulletin 700-36-6501, Basic Issue, dated December 23, 2022.
    (2) For each sensing element that is serviceable, as determined 
by paragraph (j)(1) of this AD, before further flight, mark the 
sensing element with a witness mark in accordance with the 
Accomplishment Instructions in the applicable Bombardier service 
bulletin in paragraphs (j)(1)(i) through (vi) of this AD.
    (3) For each sensing element that is not serviceable, as 
determined by paragraph (j)(1) of this AD, before further flight, 
replace the sensing element with a serviceable part in accordance 
with the Accomplishment Instructions in the applicable Bombardier 
Service Bulletin in paragraphs (j)(1)(i) through (vi) of this AD.

(k) Parts Installation Prohibition

    As of the effective date of this AD, no person may install, on 
any airplane, any affected part unless it is a serviceable part.

(l) No Reporting Requirement

    Although Bombardier service bulletins in figure 1 to paragraph 
(g)(2)(ii) and paragraphs (j)(1)(i) through (vi) of this AD specify 
to submit certain information to the manufacturer, this AD does not 
include that requirement.

(m) Additional AD Provisions

    The following provisions also apply to this AD:
    (1) Alternative Methods of Compliance (AMOCs): The Manager, 
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 manager of the 
International Validation Branch, mail it to ATTN: Program Manager, 
Continuing Operational Safety, at the address identified in 
paragraph (n)(2) of this AD or email to: [email protected]. If 
mailing information, also submit information by email. Before using 
any approved AMOC, notify your appropriate principal inspector, or 
lacking a principal inspector, the manager of the responsible Flight 
Standards Office.
    (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, International 
Validation Branch, FAA; or Transport Canada; or Bombardier, Inc.'s 
Transport Canada Design Approval Organization (DAO). If approved by 
the DAO, the approval must include the DAO-authorized signature.

(n) Additional Information

    (1) Refer to Transport Canada AD CF-2023-17, dated March 8, 
2023, for related information. This Transport Canada AD may be found 
in the AD docket at regulations.gov under Docket No. FAA-2023-2000.
    (2) For more information about this AD, contact Steven 
Dzierzynski, Aviation Safety Engineer, FAA, 1600 Stewart Avenue, 
Suite 410, Westbury, NY 11590; telephone 516-228-7300; email [email protected].

(o) Material Incorporated by Reference

    (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.
    (2) You must use this service information as applicable to do 
the actions required by this AD, unless this AD specifies otherwise.
    (i) Bombardier Service Bulletin 700-1A11-36-005, Basic Issue, 
dated December 23, 2022.
    (ii) Bombardier Service Bulletin 700-36-026, Basic Issue, dated 
December 23, 2022.
    (iii) Bombardier Service Bulletin 700-36-5002, Basic Issue, 
dated December 23, 2022.
    (iv) Bombardier Service Bulletin 700-36-5501, Basic Issue, dated 
December 23, 2022.
    (v) Bombardier Service Bulletin 700-36-6002, Basic Issue, dated 
December 23, 2022.
    (vi) Bombardier Service Bulletin 700-36-6501, Basic Issue, dated 
December 23, 2022.
    (vii) Liebherr Service Bulletin CFD-F1958-26-01, dated May 6, 
2022.
    (3) For Bombardier service information identified in this AD, 
contact Bombardier Business Aircraft Customer Response Center, 400 
C[ocirc]te-Vertu Road West, Dorval, Qu[eacute]bec H4S 1Y9, Canada; 
telephone 514-855-2999; email bombardier.com">ac.yul@aero.bombardier.com; website 
bombardier.com.
    (4) For Liebherr-Aerospace Toulouse SAS service information 
identified in this AD, contact Liebherr-Aerospace Toulouse SAS, 408, 
Avenue des Etats-Unis--B.P.52010, 31016 Toulouse Cedex, France; 
telephone +33 (0)5.61.35.28.28; fax +33 (0)5.61.35.29.29; email 
[email protected]; website liebherr.aero.
    (5) You may view this service information at the FAA, 
Airworthiness Products Section, Operational Safety Branch, 2200 
South 216th Street, Des Moines, WA. For information on the 
availability of this material at the FAA, call 206-231-3195.
    (6) You may view this material at the National Archives and 
Records Administration (NARA). For information on the availability 
of this material at NARA, visit www.archives.gov/federal-register/cfr/[email protected]">www.archives.gov/federal-register/cfr/[email protected].

    Issued on February 8, 2024.
Victor Wicklund,
Deputy Director, Compliance & Airworthiness Division, Aircraft 
Certification Service.
[FR Doc. 2024-06626 Filed 3-28-24; 8:45 am]
BILLING CODE 4910-13-P


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