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Federal Register / Vol. 86, No. 150 / Monday, August 9, 2021 / Proposed Rules h Exceptions to EASA AD 20210093
1 Where EASA AD 20210093 refers to its effective date, this AD requires using the effective date of this AD.
2 The requirements specified in paragraphs 1 and 2 of EASA AD 2021
0093 do not apply to this AD.
3 Paragraph 3 of EASA AD 20210093
specifies revising the approved AMP
within 12 months after its effective date, but this AD requires revising the existing maintenance or inspection program, as applicable within 90 days after the effective date of this AD.
4 The initial compliance time for doing the tasks specified in paragraph 3 of EASA
20210093 is at the applicable thresholds as incorporated by the requirements of paragraph 3 of EASA AD 20210093, or within 90 days after the effective date of this AD, whichever occurs later.
5 The provisions specified in paragraphs 4 of EASA AD 20210093 do not apply to this AD.
6 The Remarks section of EASA AD
20210093 does not apply to this AD.
i Provisions for Alternative Actions and Intervals After the existing maintenance or inspection program has been revised as required by paragraph g of this AD, no alternative actions e.g., inspections or intervals are allowed unless they are approved as specified in the provisions of the Ref. Publications section of EASA AD
20210093.

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j Terminating Action for Certain Requirements of AD 20192101 and AD
20202311
1 Accomplishing the actions required by this AD terminates the corresponding requirements of AD 20192101, for the tasks identified in the service information referred to in EASA AD 20210093 only.
2 Accomplishing the actions required by this AD terminates the corresponding requirements of AD 20202311, for the tasks identified in the service information referred to in EASA AD 20210093 only.
k Other FAA AD Provisions The following provisions also apply to this AD:
1 Alternative Methods of Compliance AMOCs: The Manager, Large Aircraft Section, 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 local Flight Standards District Office, as appropriate. If sending information directly to the Large Aircraft Section, International Validation Branch, send it to the attention of the person identified in paragraph l2 of this AD.
Information may be emailed to: 9-AVS-AIR730-AMOC@faa.gov. Before using any approved AMOC, notify your appropriate principal inspector, or lacking a principal inspector, the manager of the local flight standards district office/certificate holding district office.
2 Contacting the Manufacturer: For any requirement in this AD to obtain instructions
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from a manufacturer, the instructions must be accomplished using a method approved by the Manager, Large Aircraft Section, International Validation Branch, FAA; or EASA; or Airbus SASs EASA Design Organization Approval DOA. If approved by the DOA, the approval must include the DOA-authorized signature.
3 Required for Compliance RC: Except as required by paragraph k2 of this AD, if any service information contains procedures or tests that are identified as RC, those procedures and tests must be done to comply with this AD; any procedures or tests that are not identified as RC are recommended. Those procedures and tests that are not identified as RC may be deviated from using accepted methods in accordance with the operators maintenance or inspection program without obtaining approval of an AMOC, provided the procedures and tests identified as RC can be done and the airplane can be put back in an airworthy condition. Any substitutions or changes to procedures or tests identified as RC require approval of an AMOC.
l Related Information 1 For information about EASA AD 2021
0093, contact EASA, Konrad-Adenauer-Ufer 3, 50668 Cologne, Germany; telephone +49
221 8999 000; email ADs@easa.europa.eu;
internet www.easa.europa.eu. You may find this EASA AD on the EASA website at https ad.easa.europa.eu. You may view this material at the FAA, Airworthiness Products Section, Operational Safety Branch, 2200
South 216th St., Des Moines, WA. For information on the availability of this material at the FAA, call 2062313195. This material may be found in the AD docket on the internet at https www.regulations.gov by searching for and locating Docket No.
FAA20210617.
2 For more information about this AD, contact Dan Rodina, Aerospace Engineer, Large Aircraft Section, International Validation Branch, FAA, 2200 South 216th St., Des Moines, WA 98198; telephone and fax 2062313225; email dan.rodina@
faa.gov.
Issued on July 29, 2021.
Lance T. Gant, Director, Compliance & Airworthiness Division, Aircraft Certification Service.
FR Doc. 202116559 Filed 8621; 8:45 am BILLING CODE 491013P

DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration 14 CFR Part 39
Docket No. FAA20210571; Project Identifier AD202100101T
RIN 2120AA64

Airworthiness Directives; The Boeing Company Airplanes Federal Aviation Administration FAA, DOT.

AGENCY:

PO 00000

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43443

Notice of proposed rulemaking NPRM.

ACTION:

The FAA proposes to adopt a new airworthiness directive AD for certain The Boeing Company Model 7878, 7879, and 78710 airplanes.
This proposed AD was prompted by reports of damage to the thrust reverser TR translating sleeve secondary sliders due to contact between the slider and the slider track liner. This damage was only found on TR sleeves installed on certain engines. This proposed AD
would require determining the serial number of the TR and performing applicable on-condition actions; or replacing the TR with a serviceable TR.
The FAA is proposing this AD to address the unsafe condition on these products.

SUMMARY:

The FAA must receive comments on this proposed AD by September 23, 2021.
ADDRESSES: You may send comments, using the procedures found in 14 CFR
11.43 and 11.45, by any of the following methods:
Federal eRulemaking Portal: Go to https www.regulations.gov. Follow the instructions for submitting comments.
Fax: 2024932251.
Mail: U.S. Department of Transportation, Docket Operations, M30, West Building Ground Floor, Room W12140, 1200 New Jersey Avenue SE, Washington, DC 20590.
Hand Delivery: Deliver to Mail address above between 9 a.m. and 5
p.m., Monday through Friday, except Federal holidays.
For service information identified in this NPRM, contact Boeing Commercial Airplanes, Attention: Contractual & Data Services C&DS, 2600 Westminster Blvd., MC 110SK57, Seal Beach, CA
907405600; telephone 5627971717;
internet https
www.myboeingfleet.com. You may view this referenced service information at the FAA, Airworthiness Products Section, Operational Safety Branch, 2200 South 216th St., Des Moines, WA.
For information on the availability of this material at the FAA, call 206231
3195. It is also available on the internet at https www.regulations.gov by searching for and locating Docket No.
FAA20210571.
DATES:

Examining the AD Docket You may examine the AD docket at https www.regulations.gov by searching for and locating Docket No.
FAA20210571; 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
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