39176 Federal Register / Vol. 84, No. 154 / Friday, August 9, 2019 / Rules and Regulations

DEPARTMENT OF TRANSPORTATION information. The address for Docket The FAA agrees. The FAA revised the Operations is U.S. Department of Related Service Information paragraph Federal Aviation Administration Transportation, Docket Operations, M– in this AD to refer to GHAE HF120 SB 30, West Building Ground Floor, Room 73–0016 R02, dated May 13, 2019. 14 CFR Part 39 W12–140, 1200 New Jersey Avenue SE, Request To Revise JASC Code [Docket No. FAA–2019–0352; Product Washington, DC 20590. Identifier 2019–NE–09–AD; Amendment 39– FOR FURTHER INFORMATION CONTACT: GHAE commented that it considers 19705; AD 2019–16–02] Michael Richardson-Bach, the FPMU an engine fuel control, falling RIN 2120–AA64 Engineer, ECO Branch, FAA, 1200 under JASC Code 7321, Fuel Control/ District Avenue, Burlington, MA 01803; Turbine Engines. GHAE classifies the Airworthiness Directives; GE phone: 781–238–7747; fax: 781–238– FPMU as 73–21–00 in its Engine Aero Engines Engines 7199; email: michael.richardson-bach@ Illustrated Parts Catalog. GHAE faa.gov. therefore recommended that the FAA AGENCY: Federal Aviation SUPPLEMENTARY INFORMATION: change the JASC Code from 7314, Administration (FAA), DOT. Engine Fuel Pump, to 7321, Fuel ACTION: Final rule. Discussion Control/Turbine Engines. SUMMARY: The FAA is adopting a new The FAA issued a notice of proposed The FAA agrees. The FAA revised the airworthiness directive (AD) for all GE rulemaking (NPRM) to amend 14 CFR JASC Code in this AD as suggested by Engines (GHAE) HF120 part 39 by adding an AD that would the commenter. apply to all GHAE HF120 model model turbofan engines with a certain Request To Update Address fuel pump metering unit (FPMU) turbofan engines with a certain FPMU assembly. This AD was prompted by assembly. The NPRM published in the GHAE commented that the GHAE Federal Register on May 21, 2019 (84 damage found on the permanent business address listed in the NPRM is FR 22986). The NPRM was prompted by magnetic alternator (PMA) drive gear incorrect. GHAE indicated its office an incident on a flight test engine that within the FPMU assembly. This AD suite number has changed. GHAE resulted in the loss of over-speed requires removal of a certain FPMU requested that the FAA change the protection warning. GHAE’s subsequent assembly and its replacement with a address in this AD to Suite 350. investigation found damage on the PMA part eligible for installation. The FAA is drive gear teeth within the FPMU The FAA agrees. The FAA updated issuing this AD to address the unsafe assembly, which was likely due to the address in this AD as suggested by condition on these products. dynamic loads on the drive gear that the commenter. DATES: This AD is effective September exceeded the material capability. The Conclusion 13, 2019. NPRM proposed to require removal of a ADDRESSES: For service information certain FPMU assembly and its The FAA reviewed the relevant data, identified in this final rule, contact GE replacement with a part eligible for considered the comments received, and Honda Aero Engines, LLC, 9050 Centre installation. The FAA is issuing this AD determined that air safety and the Pointe Drive, Suite 350, West Chester, to address the unsafe condition on these public interest require adopting this OH, 45069; phone 513–552–7820; email: products. final rule as proposed except for minor [email protected]; internet: editorial changes. The FAA has www.gehonda.com. You may view this Comments determined that these minor changes: service information at the FAA, Engine The FAA gave the public the • Are consistent with the intent that and Propeller Standards Branch, 1200 opportunity to participate in developing was proposed in the NPRM for District Avenue, Burlington MA, 01803. this final rule. The following presents addressing the unsafe condition; and For information on the availability of the comments received on the NPRM • Do not add any additional burden this material at the FAA, call 781–238– and the FAA’s response to each upon the public than was already 7759. It is also available on the internet comment. proposed in the NPRM. at http://www.regulations.gov by Request To Update Service Information searching for and locating Docket No. Related Service Information FAA–2019–0352. GHAE commented that the Related Service Information section of the The FAA reviewed GHAE HF120 SB Examining the AD Docket NPRM refers to ‘‘GHAE HF120 Service 73–0016 R02, dated May 13, 2019. The You may examine the AD docket on Bulletin (SB) 73–0016 R01, dated SB describes procedures for the internet at http:// November 08, 2018.’’ GHAE replacement of the FPMU assembly with www.regulations.gov by searching for recommended that the FAA revise the a part eligible for installation. and locating Docket No. FAA–2019– AD to refer to Revision 02, dated May Costs of Compliance 0352; or in person at Docket Operations 13, 2019. GHAE noted that GHAE between 9 a.m. and 5 p.m., Monday HF120 SB 73–0016 R02 clarifies the The FAA estimates that this AD through Friday, except Federal holidays. interchangeability statement to affects 161 engines installed on The AD docket contains this final rule, eliminate confusion as to the FPMU part airplanes of U.S. registry. the regulatory evaluation, any numbers that are eligible for The FAA estimates the following comments received, and other installation. costs to comply with this AD:

ESTIMATED COSTS

Cost on U.S. Action Labor cost Parts cost Cost per product operators

Replace the FPMU ...... 6.5 work-hours × $85 per hour = $552.50 ...... $50,000 $50,552.50 $8,138,952.50

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Authority for This Rulemaking the FAA amends 14 CFR part 39 as (j) Alternative Methods of Compliance (AMOCs) Title 49 of the Code follows: specifies the FAA’s authority to issue (1) The Manager, ECO Branch, FAA, has PART 39—AIRWORTHINESS rules on aviation safety. Subtitle I, the authority to approve AMOCs for this AD, DIRECTIVES if requested using the procedures found in 14 section 106, describes the authority of CFR 39.19. In accordance with 14 CFR 39.19, the FAA Administrator. Subtitle VII: ■ 1. The authority citation for part 39 send your request to your principal inspector Aviation Programs, describes in more or local Flight Standards District Office, as detail the scope of the Agency’s continues to read as follows: appropriate. If sending information directly authority. Authority: 49 U.S.C. 106(g), 40113, 44701. to the manager of the certification office, The FAA is issuing this rulemaking send it to the attention of the person under the authority described in § 39.13 [Amended] identified in paragraph (k) of this AD. You Subtitle VII, Part A, Subpart III, Section may email your request to: ANE–AD–AMOC@ ■ 2. The FAA amends § 39.13 by adding 44701: ‘‘General requirements.’’ Under faa.gov. the following new airworthiness that section, Congress charges the FAA (2) Before using any approved AMOC, directive (AD): notify your appropriate principal inspector, with promoting safe flight of civil or lacking a principal inspector, the manager 2019–16–02 GE Honda Aero Engines: aircraft in air commerce by prescribing of the local flight standards district office/ Amendment 39–19705; Docket No. regulations for practices, methods, and certificate holding district office. procedures the Administrator finds FAA–2019–0352; Product Identifier necessary for safety in air commerce. 2019–NE–09–AD. (k) Related Information This regulation is within the scope of (a) Effective Date For more information about this AD, contact Michael Richardson-Bach, Aerospace that authority because it addresses an This AD is effective September 13, 2019. unsafe condition that is likely to exist or Engineer, ECO Branch, FAA, 1200 District (b) Affected ADs Avenue, Burlington, MA 01803; phone: 781– develop on products identified in this 238–7747; fax: 781–238–7199; email: rulemaking action. None. [email protected]. This AD is issued in accordance with (c) Applicability authority delegated by the Executive (l) Material Incorporated by Reference Director, Aircraft Certification Service, This AD applies to all GE Honda Aero None. as authorized by FAA Order 8000.51C. Engines (GHAE) HF120 model turbofan engines with fuel pump metering unit Issued in Burlington, Massachusetts, on In accordance with that order, issuance August 6, 2019. of ADs is normally a function of the (FPMU) assembly, part number (P/N) 24100– Q0A–F000, installed. Robert J. Ganley, Compliance and Airworthiness Manager, Engine & Propeller Standards Division, but during this transition (d) Subject Branch, Aircraft Certification Service. period, the Executive Director has Joint Aircraft System Component (JASC) [FR Doc. 2019–17078 Filed 8–8–19; 8:45 am] delegated the authority to issue ADs Code 7321, Fuel Control/Turbine Engines. BILLING CODE 4910–13–P applicable to engines, propellers, and associated appliances to the Manager, (e) Unsafe Condition Engine and Propeller Standards Branch, This AD was prompted by damage found DEPARTMENT OF TRANSPORTATION Policy and Innovation Division. on the permanent magnetic alternator drive gear within the FPMU assembly. The FAA is Federal Aviation Administration Regulatory Findings issuing this AD to prevent failure of the FPMU assembly. The unsafe condition, if not This AD will not have federalism 14 CFR Part 71 implications under Executive Order addressed, could result in failure of one or 13132. This AD will not have a more engines, loss of thrust control, and loss [Docket No. FAA–2018–0816; Airspace substantial direct effect on the States, on of the airplane. Docket No. 18–AWP–7] the relationship between the national (f) Compliance RIN 2120–AA66 government and the States, or on the Comply with this AD within the distribution of power and compliance times specified, unless already Delay of Class E Airspace Effective responsibilities among the various done. Date; Boulder City, NV levels of government. AGENCY: Federal Aviation For the reasons discussed above, I (g) Required Actions Administration (FAA), DOT. certify that this AD: Within 20 engine hours after the effective (1) Is not a ‘‘significant regulatory date of this AD, or before accumulating 600 ACTION: Final rule, delay of effective action’’ under Executive Order 12866, engine hours since new, whichever occurs date. later, remove the affected FPMU assembly (2) Will not affect intrastate aviation SUMMARY: from service and replace it with a part This action corrects the in Alaska, and effective date for the Class E airspace (3) Will not have a significant eligible for installation. extending upward from 700 feet or more economic impact, positive or negative, (h) Installation Prohibition above the surface of the earth at Boulder on a substantial number of small entities After the effective date of this AD, do not City, NV. The effective date was listed under the criteria of the Regulatory install on any engine an FPMU assembly, P/ as August 15, 2019 and should have Flexibility Act. N 24100–Q0A–F000. been October 10, 2019. This does not List of Subjects in 14 CFR Part 39 (i) Definition affect the charted boundaries or operating requirements of the airspace. Air transportation, Aircraft, Aviation For the purposes of this AD, a ‘‘part safety, Incorporation by reference, eligible for installation’’ is: DATES: The effective date of the final Safety. (1) an FPMU assembly, P/N 24100–Q0A– rule published on July 17, 2019 at 84 FR 34055 is delayed until 0901 UTC, Adoption of the Amendment G000 or P/N 24100–Q0A–F100; or (2) an FPMU assembly, P/N 24100–Q0A– October 10, 2019. The Director of the Accordingly, under the authority F000, that is rebuilt and marked as P/N Federal Register approves this delegated to me by the Administrator, 24100–Q0A–G000 or P/N 24100–Q0A–F100. incorporation by reference action under

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