83_FR_26989 83 FR 26877 - Airworthiness Directives; Embraer S.A. Airplanes

83 FR 26877 - Airworthiness Directives; Embraer S.A. Airplanes

DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration

Federal Register Volume 83, Issue 112 (June 11, 2018)

Page Range26877-26880
FR Document2018-12228

We propose to adopt a new airworthiness directive (AD) for certain Embraer S.A. Model ERJ 190 airplanes. This proposed AD was prompted by reports of bushing migration and loss of nut torque on the engine pylon lower inboard and outboard link fittings. This proposed AD would require modification of the attaching parts of the left-hand (LH) and right-hand (RH) pylon lower link fittings, inboard and outboard positions. We are proposing this AD to address the unsafe condition on these products.

Federal Register, Volume 83 Issue 112 (Monday, June 11, 2018)
[Federal Register Volume 83, Number 112 (Monday, June 11, 2018)]
[Proposed Rules]
[Pages 26877-26880]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2018-12228]


=======================================================================
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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2018-0509; Product Identifier 2017-NM-076-AD]
RIN 2120-AA64


Airworthiness Directives; Embraer S.A. Airplanes

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Notice of proposed rulemaking (NPRM).

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

SUMMARY: We propose to adopt a new airworthiness directive (AD) for 
certain Embraer S.A. Model ERJ 190 airplanes. This proposed AD was 
prompted by reports of bushing migration and loss of nut torque on the 
engine pylon lower inboard and outboard link fittings. This proposed AD 
would require modification of the attaching parts of the left-hand (LH) 
and right-hand (RH) pylon lower link fittings, inboard and outboard 
positions. We are proposing this AD to address the unsafe condition on 
these products.

DATES: We must receive comments on this proposed AD by July 26, 2018.

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 http://www.regulations.gov. Follow the instructions for submitting comments.
     Fax: 202-493-2251.
     Mail: U.S. Department of Transportation, Docket 
Operations, M-30, West Building Ground Floor, Room W12-140, 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 Embraer 
S.A., Technical Publications Section (PC 060), Av. Brigadeiro Faria 
Lima, 2170--Putim--12227-901 S[atilde]o Jose dos Campos--SP--Brazil; 
telephone: +55 12 3927-5852 or +55 12 3309-0732; fax: +55 12 3927-7546; 
email: distrib@embraer.com.br; internet: http://www.flyembraer.com. You 
may view this service information at the FAA, Transport Standards 
Branch, 2200 South 216th St., Des Moines, WA. For information on the 
availability of this material at the FAA, call 206-231-3195.

Examining the AD Docket

    You may examine the AD docket on the internet at http://www.regulations.gov by searching for and locating Docket No. FAA-2018-
0509; or in person at the Docket Management Facility between 9 a.m. and 
5 p.m., Monday through Friday, except Federal holidays. The AD docket 
contains this NPRM, the regulatory evaluation, any comments received, 
and other information. The street address for the Docket Operations 
office (telephone: 800-647-5527) is in the ADDRESSES section. Comments 
will be available in the AD docket shortly after receipt.

FOR FURTHER INFORMATION CONTACT: Krista Greer, Aerospace Engineer, 
International Section, Transport Standards Branch, FAA, 2200 South 
216th St., Des Moines, WA 98198; telephone and fax 206-231-3221.

SUPPLEMENTARY INFORMATION:

Comments Invited

    We invite you to send any written relevant data, views, or 
arguments about this proposal. Send your comments to an address listed 
under the ADDRESSES section. Include ``Docket No. FAA-2018-0509; 
Product Identifier 2017-NM-076-AD'' at the beginning of your comments. 
We specifically invite comments on the overall regulatory, economic, 
environmental, and energy aspects of this NPRM. We will consider all 
comments received by the closing date and may amend this NPRM based on 
those comments.
    We will post all comments we receive, without change, to http://www.regulations.gov, including any personal information you provide. We 
will also post a report summarizing each substantive verbal contact we 
receive about this NPRM.

Discussion

    Ag[ecirc]ncia Nacional de Avia[ccedil][atilde]o Civil (ANAC), which 
is the aviation authority for Brazil, has issued Brazilian AD 2017-04-
01, effective April 25, 2017 (referred to after this as the Mandatory 
Continuing Airworthiness Information, or ``the MCAI''), to correct an 
unsafe condition for certain Embraer S.A. Model ERJ 190 airplanes. The 
MCAI states:

    This [Brazilian] AD was prompted by reports of bushing migration 
and loss of nut torque on the engine pylon lower inboard and 
outboard link fittings. We are issuing this [Brazilian] AD to 
prevent loss of integrity of the engine pylon lower link fittings, 
which could result in separation of the engine from the wing.
    This [Brazilian] AD requires modifications of the attaching 
parts of the left handle (LH) and right handle (RH) pylon lower link 
fittings, inboard and outboard positions.

    You may examine the MCAI in the AD docket on the internet at http://www.regulations.gov by searching for and locating Docket No. FAA-2018-
0509.

Related Service Information Under 1 CFR Part 51

    Embraer S.A. has issued Embraer Service Bulletin 190-54-0016, 
Revision 04, dated December 7, 2017; and Embraer Service Bulletin 
190LIN-54-0008, Revision 02, dated May 9, 2018. The service information 
describes procedures for modification of the attaching parts of the LH 
and RH pylon lower link fittings, inboard and outboard positions. These 
documents are distinct since they apply to different airplane models. 
This service information 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.

FAA's Determination and Requirements of This Proposed AD

    This product has been approved by the aviation authority of another

[[Page 26878]]

country, and is approved for operation in the United States. Pursuant 
to our bilateral agreement with the State of Design Authority, we have 
been notified of the unsafe condition described in the MCAI and service 
information referenced above. We are proposing this AD because we 
evaluated all pertinent information and determined an unsafe condition 
exists and is likely to exist or develop on other products of the same 
type designs.

Costs of Compliance

    We estimate that this proposed AD affects 85 airplanes of U.S. 
registry.
    We estimate the following costs to comply with this proposed AD:

                                                 Estimated Costs
----------------------------------------------------------------------------------------------------------------
                                                                                                Cost on U.S.
            Action                   Labor cost         Parts cost      Cost per product          operators
----------------------------------------------------------------------------------------------------------------
Modification..................  Up to 270 work-hours          $3,200  Up to $26,150.......  Up to $2,222,750.
                                 x $85 per hour =
                                 $22,950.
----------------------------------------------------------------------------------------------------------------

    According to the manufacturer, some of the costs of this proposed 
AD may be covered under warranty, thereby reducing the cost impact on 
affected individuals. We do not control warranty coverage for affected 
individuals. As a result, we have included all available costs in our 
cost estimate.

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.
    We are 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.
    This proposed AD is issued in accordance with authority delegated 
by the Executive Director, Aircraft Certification Service, as 
authorized by FAA Order 8000.51C. In accordance with that order, 
issuance of ADs is normally a function of the Compliance and 
Airworthiness Division, but during this transition period, the 
Executive Director has delegated the authority to issue ADs applicable 
to transport category airplanes to the Director of the System Oversight 
Division.

Regulatory Findings

    We determined that this proposed AD would not have federalism 
implications under Executive Order 13132. This proposed AD would 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 this proposed 
regulation:
    1. Is not a ``significant regulatory action'' under Executive Order 
12866;
    2. Is not a ``significant rule'' under the DOT Regulatory Policies 
and Procedures (44 FR 11034, February 26, 1979);
    3. Will not affect intrastate aviation in Alaska; and
    4. 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 Proposed Amendment

    Accordingly, under the authority delegated to me by the 
Administrator, the FAA proposes to amend 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 (AD):

Embraer S.A.: Docket No. FAA-2018-0509; Product Identifier 2017-NM-
076-AD.

(a) Comments Due Date

    We must receive comments by July 26, 2018.

(b) Affected ADs

    This AD affects AD 2014-16-16, Amendment 39-17940 (79 FR 48018, 
August 15, 2014) (``AD 2014-16-16'').

(c) Applicability

    This AD applies to the Embraer S.A. airplanes identified in 
paragraphs (c)(1) and (c)(2) of this AD, certificated in any 
category.
    (1) Model ERJ 190-100 STD, -100 LR, and -100 IGW airplanes; and 
Model ERJ 190-200 STD, -200 LR, and -200 IGW airplanes; as 
identified in Embraer Service Bulletin 190-54-0016, Revision 04, 
dated December 7, 2017.
    (2) Model ERJ 190-100 ECJ airplanes as identified in Embraer 
Service Bulletin 190LIN-54-0008, Revision 02, dated May 9, 2018.

(d) Subject

    Air Transport Association (ATA) of America Code 54, Nacelles/
pylons.

(e) Reason

    This AD was prompted by reports of bushing migration and loss of 
nut torque on the engine pylon lower inboard and outboard link 
fittings. We are issuing this AD to prevent loss of integrity of the 
engine pylon lower link fittings, and possibly resulting in 
separation of the engine from the wing.

(f) Compliance

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

(g) Definitions

    (1) Group 1 airplanes are defined as: Serial numbers 19000002, 
19000004, 19000006 through 19000108 inclusive, 19000110 through 
19000139 inclusive, 19000141 through 19000158 inclusive, 19000160 
through 19000176 inclusive, 19000178 through 19000202 inclusive, 
19000204 through 19000224 inclusive, 19000226 through 19000235 
inclusive, 19000237 through 19000242 inclusive, 19000244 through 
19000260 inclusive, 19000262 through 19000277 inclusive, 19000279 
through 19000295 inclusive, 19000297 through 19000306 inclusive, 
19000308 through 19000316 inclusive, 19000318 through 19000361 
inclusive, 19000363 through 19000437 inclusive, 19000439 through 
19000452 inclusive, 19000454 through 19000466 inclusive, 19000468 
through 19000525 inclusive, 19000527 through 19000533 inclusive, 
19000535 through 19000558 inclusive, 19000560 through 19000570 
inclusive, 19000572 through 19000610 inclusive, 19000612 through 
19000631 inclusive, and 19000633 through 19000636 inclusive.
    (2) Group 2 airplanes are defined as: Serial numbers 19000637 
through 19000640 inclusive, 19000642 through 19000655 inclusive, 
19000657 through 19000682 inclusive, 19000684 through 19000686 
inclusive, 19000688, 19000689, and 19000692 through 19000694 
inclusive.

[[Page 26879]]

(h) Left-Hand (LH) Pylon Lower Link Fitting Attaching Parts 
Modification

    (1) For Group 1 airplanes as identified in paragraph (g)(1) of 
this AD: Within 15,000 flight hours or 48 months after the effective 
date of this AD, whichever occurs later, replace the plain bushings 
of the lower inboard and outboard link fittings, install the lock 
washers with the L-profile on the fuse pin's head side, and replace 
the internal shear pin of the fuse pins with new ones having larger 
head diameter, in accordance with ``PART I'' of the Accomplishment 
Instructions of Embraer Service Bulletin 190-54-0016, Revision 04, 
dated December 7, 2017.
    (2) For Group 2 airplanes as identified in paragraph (g)(2) of 
this AD: Within 15,000 flight hours or 48 months after the effective 
date of this AD, whichever occurs later, replace the internal shear 
pin of the fuse pins with new ones having larger head diameter, in 
accordance with ``PART I'' of the Accomplishment Instructions of 
Embraer Service Bulletin 190-54-0016, Revision 04, dated December 7, 
2017.
    (3) For airplanes identified as Group 1 in Embraer Service 
Bulletin 190LIN-54-0008, Revision 02, dated May 9, 2018: Within 48 
months after the effective date of this AD, replace the plain 
bushings of the lower inboard and outboard link fittings, install 
the lock washers with the L-profile on the fuse pin's head side, and 
replace the internal shear pin of the fuse pins with new ones having 
larger head diameter, in accordance with ``PART I'' of the 
Accomplishment Instructions of Embraer Service Bulletin 190LIN-54-
0008, Revision 02, dated May 9, 2018.
    (4) For airplanes identified as Group 2 in Embraer Service 
Bulletin Embraer Service Bulletin 190LIN-54-0008, Revision 02, dated 
May 9, 2018: Within 48 months after the effective date of this AD, 
replace the internal shear pin of the fuse pins with new ones having 
larger head diameter, in accordance with ``PART I'' of the 
Accomplishment Instructions of Embraer Service Bulletin 190LIN-54-
0008, Revision 02, dated May 9, 2018.

(i) Right-Hand (RH) Pylon Lower Link Fitting Attaching Parts 
Modification

    (1) For Group 1 airplanes as identified in paragraph (g)(1) of 
this AD: Within 15,000 flight hours or 48 months after the effective 
date of this AD, whichever occurs later, replace the plain bushings 
of the lower inboard and outboard link fittings, install the lock 
washers with the L-profile on the fuse pin's head side, and replace 
the internal shear pin of the fuse pins with new ones having larger 
head diameter, in accordance with ``PART II'' of the Accomplishment 
Instructions of Embraer Service Bulletin 190-54-0016, Revision 04, 
dated December 7, 2017.
    (2) For Group 2 airplanes as identified in paragraph (g)(2) of 
this AD: Within 15,000 flight hours or 48 months after the effective 
date of this AD, whichever occurs later, replace the internal shear 
pin of the fuse pins with new ones having larger head diameter, in 
accordance with ``PART II'' of the Accomplishment Instructions of 
Embraer Service Bulletin 190-54-0016, Revision 04, dated December 7, 
2017.
    (3) For airplanes identified as Group 1 in Embraer Service 
Bulletin Embraer Service Bulletin 190LIN-54-0008, Revision 02, dated 
May 9, 2018: Within 48 months after the effective date of this AD, 
replace the plain bushings of the lower inboard and outboard link 
fittings, install the lock washers with the L-profile on the fuse 
pin's head side, and replace the internal shear pin of the fuse pins 
with new ones having larger head diameter, in accordance with ``PART 
II'' of the Accomplishment Instructions of Embraer Service Bulletin 
190LIN-54-0008, Revision 02, dated May 9, 2018.
    (4) For airplanes identified as Group 2 in Embraer Service 
Bulletin Embraer Service Bulletin 190LIN-54-0008, Revision 02, dated 
May 9, 2018: Within 48 months after the effective date of this AD, 
replace the internal shear pin of the fuse pins with new ones having 
larger head diameter, in accordance with ``PART II'' of the 
Accomplishment Instructions of Embraer Service Bulletin 190LIN-54-
0008, Revision 02, dated May 9, 2018.

(j) Terminating Action for AD 2014-16-16

    (1) Accomplishing the actions required by paragraph (h)(1) or 
(h)(2) of this AD, as applicable, terminates the requirements of 
paragraphs (g)(1), (h)(1), and (i)(1) of AD 2014-16-16 for that LH 
pylon lower link fitting.
    (2) Accomplishing the actions required by paragraph (h)(3) or 
(h)(4) of this AD, as applicable, terminates the requirements of 
paragraphs (g)(2), (h)(2), and (i)(2) of AD 2014-16-16 for that LH 
pylon lower link fitting.
    (3) Accomplishing the actions required by paragraph (i)(1) or 
(i)(2) of this AD, as applicable, terminates the requirements of 
paragraphs (g)(1), (h)(1), and (i)(1) of AD 2014-16-16 for that RH 
pylon lower link fitting.
    (4) Accomplishing the actions required by paragraph (i)(3) or 
(i)(4) of this AD, as applicable, terminates the requirements of 
paragraphs (g)(2), (h)(2), and (i)(2) of AD 2014-16-16 for that RH 
pylon lower link fitting.

(k) Credit for Previous Actions

    (1) This paragraph provides credit for actions required by 
paragraphs (h)(1), (h)(2), (i)(1), and (i)(2) of this AD, if those 
actions were performed before the effective date of this AD using 
Embraer Service Bulletin 190-54-0016, dated September 22, 2015; 
Embraer Service Bulletin 190-54-0016, Revision 01, dated January 18, 
2016; Embraer Service Bulletin 190-54-0016, Revision 02, dated 
September 12, 2016; or Embraer Service Bulletin 190-54-0016, 
Revision 03, dated May 18, 2017.
    (2) This paragraph provides credit for actions required by 
paragraphs (h)(3), (h)(4), (i)(3), and (i)(4) of this AD, if those 
actions were performed before the effective date of this AD using 
Embraer Service Bulletin 190LIN-54-0008, dated October 2, 2015; 
Embraer Service Bulletin 190LIN-54-0008, Revision 01, dated April 
13, 2017.

(l) Other FAA AD Provisions

    The following provisions also apply to this AD:
    (1) Alternative Methods of Compliance (AMOCs): The Manager, 
International Section, Transport Standards 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 International Section, send it to the attention of 
the person identified in paragraph (m)(2) of this AD. Information 
may be emailed to: 9-ANM-116-AMOC-REQUESTS@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 corrective actions from a manufacturer, the action must be 
accomplished using a method approved by the Manager, International 
Section, Transport Standards Branch, FAA; or the Ag[ecirc]ncia 
Nacional de Avia[ccedil][atilde]o Civil (ANAC); or ANAC's authorized 
Designee. If approved by the ANAC Designee, the approval must 
include the Designee's authorized signature.
    (3) Required for Compliance (RC): For service information that 
contains steps that are labeled as RC, the provisions of paragraphs 
(l)(3)(i) and (l)(3)(ii) of this AD apply.
    (i) The steps labeled as RC, including substeps under an RC step 
and any figures identified in an RC step, must be done to comply 
with the AD. If a step or substep is labeled ``RC Exempt,'' then the 
RC requirement is removed from that step or substep. An AMOC is 
required for any deviations to RC steps, including substeps and 
identified figures.
    (ii) Steps not labeled as RC may be deviated from using accepted 
methods in accordance with the operator's maintenance or inspection 
program without obtaining approval of an AMOC, provided the RC 
steps, including substeps and identified figures, can still be done 
as specified, and the airplane can be put back in an airworthy 
condition.

(m) Related Information

    (1) Refer to Mandatory Continuing Airworthiness Information 
(MCAI) Brazilian AD 2017-04-01, effective April 25, 2017; for 
related information. This MCAI may be found in the AD docket on the 
internet at http://www.regulations.gov by searching for and locating 
Docket No. FAA-2018-0509.
    (2) For more information about this AD, contact Krista Greer, 
Aerospace Engineer, International Section, Transport Standards 
Branch, FAA, 2200 South 216th St., Des Moines, WA 98198; telephone 
and fax 206-231-3221.
    (3) For service information identified in this AD, contact 
Embraer S.A., Technical Publications Section (PC 060), Av. 
Brigadeiro Faria Lima, 2170--Putim--12227-901 S[atilde]o Jose dos 
Campos--SP--Brazil; telephone: +55 12 3927-5852 or +55 12 3309-0732; 
fax: +55 12 3927-7546; email:

[[Page 26880]]

distrib@embraer.com.br; internet: http://www.flyembraer.com. You may 
view this service information at the FAA, Transport Standards 
Branch, 2200 South 216th St., Des Moines, WA. For information on the 
availability of this material at the FAA, call 206-231-3195.

    Issued in Des Moines, Washington, on May 31, 2018.
Michael Kaszycki,
Acting Director, System Oversight Division, Aircraft Certification 
Service.
[FR Doc. 2018-12228 Filed 6-8-18; 8:45 am]
 BILLING CODE 4910-13-P



                                                                          Federal Register / Vol. 83, No. 112 / Monday, June 11, 2018 / Proposed Rules                                                26877

                                                 allocate an amount of leverage to Early                 this AD to address the unsafe condition                NM–076–AD’’ at the beginning of your
                                                 Stage SBICs on an annual basis. Other                   on these products.                                     comments. We specifically invite
                                                 comments suggested concerns or                          DATES: We must receive comments on                     comments on the overall regulatory,
                                                 requested clarifications. It was not                    this proposed AD by July 26, 2018.                     economic, environmental, and energy
                                                 evident to SBA from these comments                      ADDRESSES: You may send comments,                      aspects of this NPRM. We will consider
                                                 that the proposed rule was broadly                      using the procedures found in 14 CFR                   all comments received by the closing
                                                 supported by SBIC program                               11.43 and 11.45, by any of the following               date and may amend this NPRM based
                                                 stakeholders.                                           methods:                                               on those comments.
                                                    The withdrawal of the proposed rule                    • Federal eRulemaking Portal: Go to                     We will post all comments we
                                                 does not impact the Early Stage                         http://www.regulations.gov. Follow the                 receive, without change, to http://
                                                 regulations contained in 13 CFR part                    instructions for submitting comments.                  www.regulations.gov, including any
                                                 107 or the five currently licensed Early                  • Fax: 202–493–2251.                                 personal information you provide. We
                                                 Stage SBICs. Such Early Stage SBICs                       • Mail: U.S. Department of                           will also post a report summarizing each
                                                 remain subject to the Act, applicable                   Transportation, Docket Operations, M–                  substantive verbal contact we receive
                                                 regulations at 13 CFR part 107 and SBA                  30, West Building Ground Floor, Room                   about this NPRM.
                                                 policies.                                               W12–140, 1200 New Jersey Avenue SE,                    Discussion
                                                 Executive Order 13771                                   Washington, DC 20590.
                                                                                                           • Hand Delivery: Deliver to Mail                        Agência Nacional de Aviação Civil
                                                   The withdrawal of the proposed rule                   address above between 9 a.m. and 5                     (ANAC), which is the aviation authority
                                                 qualifies as a deregulatory action under                p.m., Monday through Friday, except                    for Brazil, has issued Brazilian AD
                                                 Executive Order 13771. See OMB’s                        Federal holidays.                                      2017–04–01, effective April 25, 2017
                                                 Memorandum titled ‘‘Guidance                              For service information identified in                (referred to after this as the Mandatory
                                                 Implementing Executive Order 13771,                     this NPRM, contact Embraer S.A.,                       Continuing Airworthiness Information,
                                                 Titled ‘Reducing Regulation and                         Technical Publications Section (PC                     or ‘‘the MCAI’’), to correct an unsafe
                                                 Controlling Regulatory Costs’’’ (April 5,               060), Av. Brigadeiro Faria Lima, 2170—                 condition for certain Embraer S.A.
                                                 2017).                                                  Putim—12227–901 São Jose dos                          Model ERJ 190 airplanes. The MCAI
                                                   Accordingly, for the reasons stated in                Campos—SP—Brazil; telephone: +55 12                    states:
                                                 the preamble, the proposed rule                         3927–5852 or +55 12 3309–0732; fax:                       This [Brazilian] AD was prompted by
                                                 published at 81 FR 64075 on September                   +55 12 3927–7546; email: distrib@                      reports of bushing migration and loss of nut
                                                 16, 2016 is withdrawn.                                  embraer.com.br; internet: http://                      torque on the engine pylon lower inboard
                                                    Authority: 15 U.S.C. 634(b)(6).                      www.flyembraer.com. You may view                       and outboard link fittings. We are issuing this
                                                                                                         this service information at the FAA,                   [Brazilian] AD to prevent loss of integrity of
                                                   Dated: May 12, 2018.                                                                                         the engine pylon lower link fittings, which
                                                                                                         Transport Standards Branch, 2200                       could result in separation of the engine from
                                                 Linda E. McMahon,
                                                                                                         South 216th St., Des Moines, WA. For                   the wing.
                                                 Administrator.
                                                                                                         information on the availability of this                   This [Brazilian] AD requires modifications
                                                 [FR Doc. 2018–12030 Filed 6–8–18; 8:45 am]              material at the FAA, call 206–231–3195.                of the attaching parts of the left handle (LH)
                                                 BILLING CODE 8025–01–P                                                                                         and right handle (RH) pylon lower link
                                                                                                         Examining the AD Docket                                fittings, inboard and outboard positions.
                                                                                                            You may examine the AD docket on
                                                                                                                                                                  You may examine the MCAI in the
                                                 DEPARTMENT OF TRANSPORTATION                            the internet at http://
                                                                                                                                                                AD docket on the internet at http://
                                                                                                         www.regulations.gov by searching for
                                                                                                                                                                www.regulations.gov by searching for
                                                 Federal Aviation Administration                         and locating Docket No. FAA–2018–
                                                                                                                                                                and locating Docket No. FAA–2018–
                                                                                                         0509; or in person at the Docket
                                                                                                                                                                0509.
                                                 14 CFR Part 39                                          Management Facility between 9 a.m.
                                                                                                         and 5 p.m., Monday through Friday,                     Related Service Information Under 1
                                                 [Docket No. FAA–2018–0509; Product
                                                 Identifier 2017–NM–076–AD]                              except Federal holidays. The AD docket                 CFR Part 51
                                                                                                         contains this NPRM, the regulatory                        Embraer S.A. has issued Embraer
                                                 RIN 2120–AA64                                           evaluation, any comments received, and                 Service Bulletin 190–54–0016, Revision
                                                                                                         other information. The street address for              04, dated December 7, 2017; and
                                                 Airworthiness Directives; Embraer S.A.                  the Docket Operations office (telephone:
                                                 Airplanes                                                                                                      Embraer Service Bulletin 190LIN–54–
                                                                                                         800–647–5527) is in the ADDRESSES                      0008, Revision 02, dated May 9, 2018.
                                                 AGENCY: Federal Aviation                                section. Comments will be available in                 The service information describes
                                                 Administration (FAA), DOT.                              the AD docket shortly after receipt.                   procedures for modification of the
                                                 ACTION: Notice of proposed rulemaking                   FOR FURTHER INFORMATION CONTACT:                       attaching parts of the LH and RH pylon
                                                 (NPRM).                                                 Krista Greer, Aerospace Engineer,                      lower link fittings, inboard and
                                                                                                         International Section, Transport                       outboard positions. These documents
                                                 SUMMARY:   We propose to adopt a new                    Standards Branch, FAA, 2200 South                      are distinct since they apply to different
                                                 airworthiness directive (AD) for certain                216th St., Des Moines, WA 98198;                       airplane models. This service
                                                 Embraer S.A. Model ERJ 190 airplanes.                   telephone and fax 206–231–3221.                        information is reasonably available
                                                 This proposed AD was prompted by                        SUPPLEMENTARY INFORMATION:                             because the interested parties have
daltland on DSKBBV9HB2PROD with PROPOSALS




                                                 reports of bushing migration and loss of                                                                       access to it through their normal course
                                                 nut torque on the engine pylon lower                    Comments Invited
                                                                                                                                                                of business or by the means identified
                                                 inboard and outboard link fittings. This                  We invite you to send any written                    in the ADDRESSES section.
                                                 proposed AD would require                               relevant data, views, or arguments about
                                                 modification of the attaching parts of                  this proposal. Send your comments to                   FAA’s Determination and Requirements
                                                 the left-hand (LH) and right-hand (RH)                  an address listed under the ADDRESSES                  of This Proposed AD
                                                 pylon lower link fittings, inboard and                  section. Include ‘‘Docket No. FAA–                       This product has been approved by
                                                 outboard positions. We are proposing                    2018–0509; Product Identifier 2017–                    the aviation authority of another


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                                                 26878                       Federal Register / Vol. 83, No. 112 / Monday, June 11, 2018 / Proposed Rules

                                                 country, and is approved for operation                    referenced above. We are proposing this                   Costs of Compliance
                                                 in the United States. Pursuant to our                     AD because we evaluated all pertinent
                                                 bilateral agreement with the State of                     information and determined an unsafe                         We estimate that this proposed AD
                                                 Design Authority, we have been notified                   condition exists and is likely to exist or                affects 85 airplanes of U.S. registry.
                                                 of the unsafe condition described in the                  develop on other products of the same                        We estimate the following costs to
                                                 MCAI and service information                              type designs.                                             comply with this proposed AD:

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

                                                 Modification ............   Up to 270 work-hours × $85 per hour = $22,950 ..                        $3,200   Up to $26,150 ................   Up to $2,222,750.



                                                   According to the manufacturer, some                     distribution of power and                                 STD, –200 LR, and –200 IGW airplanes; as
                                                 of the costs of this proposed AD may be                   responsibilities among the various                        identified in Embraer Service Bulletin 190–
                                                 covered under warranty, thereby                           levels of government.                                     54–0016, Revision 04, dated December 7,
                                                                                                             For the reasons discussed above, I                      2017.
                                                 reducing the cost impact on affected
                                                                                                                                                                       (2) Model ERJ 190–100 ECJ airplanes as
                                                 individuals. We do not control warranty                   certify this proposed regulation:
                                                                                                                                                                     identified in Embraer Service Bulletin
                                                 coverage for affected individuals. As a                     1. Is not a ‘‘significant regulatory
                                                                                                                                                                     190LIN–54–0008, Revision 02, dated May 9,
                                                 result, we have included all available                    action’’ under Executive Order 12866;                     2018.
                                                 costs in our cost estimate.                                 2. Is not a ‘‘significant rule’’ under the
                                                                                                           DOT Regulatory Policies and Procedures                    (d) Subject
                                                 Authority for This Rulemaking                             (44 FR 11034, February 26, 1979);                           Air Transport Association (ATA) of
                                                    Title 49 of the United States Code                       3. Will not affect intrastate aviation in               America Code 54, Nacelles/pylons.
                                                 specifies the FAA’s authority to issue                    Alaska; and
                                                                                                                                                                     (e) Reason
                                                 rules on aviation safety. Subtitle I,                       4. Will not have a significant
                                                                                                           economic impact, positive or negative,                       This AD was prompted by reports of
                                                 section 106, describes the authority of                                                                             bushing migration and loss of nut torque on
                                                 the FAA Administrator. ‘‘Subtitle VII:                    on a substantial number of small entities
                                                                                                                                                                     the engine pylon lower inboard and outboard
                                                 Aviation Programs,’’ describes in more                    under the criteria of the Regulatory
                                                                                                                                                                     link fittings. We are issuing this AD to
                                                 detail the scope of the Agency’s                          Flexibility Act.                                          prevent loss of integrity of the engine pylon
                                                 authority.                                                List of Subjects in 14 CFR Part 39                        lower link fittings, and possibly resulting in
                                                    We are issuing this rulemaking under                                                                             separation of the engine from the wing.
                                                                                                             Air transportation, Aircraft, Aviation
                                                 the authority described in ‘‘Subtitle VII,                                                                          (f) Compliance
                                                                                                           safety, Incorporation by reference,
                                                 Part A, Subpart III, Section 44701:
                                                                                                           Safety.                                                      Comply with this AD within the
                                                 General requirements.’’ Under that                                                                                  compliance times specified, unless already
                                                 section, Congress charges the FAA with                    The Proposed Amendment                                    done.
                                                 promoting safe flight of civil aircraft in                  Accordingly, under the authority
                                                 air commerce by prescribing regulations                                                                             (g) Definitions
                                                                                                           delegated to me by the Administrator,
                                                 for practices, methods, and procedures                    the FAA proposes to amend 14 CFR part                        (1) Group 1 airplanes are defined as: Serial
                                                 the Administrator finds necessary for                                                                               numbers 19000002, 19000004, 19000006
                                                                                                           39 as follows:                                            through 19000108 inclusive, 19000110
                                                 safety in air commerce. This regulation
                                                 is within the scope of that authority                                                                               through 19000139 inclusive, 19000141
                                                                                                           PART 39—AIRWORTHINESS
                                                                                                                                                                     through 19000158 inclusive, 19000160
                                                 because it addresses an unsafe condition                  DIRECTIVES                                                through 19000176 inclusive, 19000178
                                                 that is likely to exist or develop on                                                                               through 19000202 inclusive, 19000204
                                                 products identified in this rulemaking                    ■ 1. The authority citation for part 39                   through 19000224 inclusive, 19000226
                                                 action.                                                   continues to read as follows:                             through 19000235 inclusive, 19000237
                                                    This proposed AD is issued in                              Authority: 49 U.S.C. 106(g), 40113, 44701.            through 19000242 inclusive, 19000244
                                                 accordance with authority delegated by                                                                              through 19000260 inclusive, 19000262
                                                 the Executive Director, Aircraft                          § 39.13     [Amended]                                     through 19000277 inclusive, 19000279
                                                 Certification Service, as authorized by                   ■ 2. The FAA amends § 39.13 by adding                     through 19000295 inclusive, 19000297
                                                 FAA Order 8000.51C. In accordance                         the following new airworthiness                           through 19000306 inclusive, 19000308
                                                 with that order, issuance of ADs is                       directive (AD):                                           through 19000316 inclusive, 19000318
                                                                                                                                                                     through 19000361 inclusive, 19000363
                                                 normally a function of the Compliance                     Embraer S.A.: Docket No. FAA–2018–0509;                   through 19000437 inclusive, 19000439
                                                 and Airworthiness Division, but during                       Product Identifier 2017–NM–076–AD.                     through 19000452 inclusive, 19000454
                                                 this transition period, the Executive                     (a) Comments Due Date                                     through 19000466 inclusive, 19000468
                                                 Director has delegated the authority to                                                                             through 19000525 inclusive, 19000527
                                                                                                             We must receive comments by July 26,
                                                 issue ADs applicable to transport                         2018.
                                                                                                                                                                     through 19000533 inclusive, 19000535
                                                 category airplanes to the Director of the                                                                           through 19000558 inclusive, 19000560
                                                 System Oversight Division.                                (b) Affected ADs                                          through 19000570 inclusive, 19000572
                                                                                                             This AD affects AD 2014–16–16,                          through 19000610 inclusive, 19000612
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                                                 Regulatory Findings                                       Amendment 39–17940 (79 FR 48018, August                   through 19000631 inclusive, and 19000633
                                                   We determined that this proposed AD                     15, 2014) (‘‘AD 2014–16–16’’).                            through 19000636 inclusive.
                                                 would not have federalism implications                                                                                 (2) Group 2 airplanes are defined as: Serial
                                                                                                           (c) Applicability                                         numbers 19000637 through 19000640
                                                 under Executive Order 13132. This                                                                                   inclusive, 19000642 through 19000655
                                                                                                              This AD applies to the Embraer S.A.
                                                 proposed AD would not have a                              airplanes identified in paragraphs (c)(1) and             inclusive, 19000657 through 19000682
                                                 substantial direct effect on the States, on               (c)(2) of this AD, certificated in any category.          inclusive, 19000684 through 19000686
                                                 the relationship between the national                        (1) Model ERJ 190–100 STD, –100 LR, and                inclusive, 19000688, 19000689, and
                                                 Government and the States, or on the                      –100 IGW airplanes; and Model ERJ 190–200                 19000692 through 19000694 inclusive.



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                                                                          Federal Register / Vol. 83, No. 112 / Monday, June 11, 2018 / Proposed Rules                                               26879

                                                 (h) Left-Hand (LH) Pylon Lower Link Fitting             Service Bulletin 190–54–0016, Revision 04,             (l) Other FAA AD Provisions
                                                 Attaching Parts Modification                            dated December 7, 2017.                                   The following provisions also apply to this
                                                    (1) For Group 1 airplanes as identified in              (3) For airplanes identified as Group 1 in          AD:
                                                 paragraph (g)(1) of this AD: Within 15,000              Embraer Service Bulletin Embraer Service                  (1) Alternative Methods of Compliance
                                                 flight hours or 48 months after the effective           Bulletin 190LIN–54–0008, Revision 02, dated            (AMOCs): The Manager, International
                                                 date of this AD, whichever occurs later,                May 9, 2018: Within 48 months after the                Section, Transport Standards Branch, FAA,
                                                 replace the plain bushings of the lower                 effective date of this AD, replace the plain           has the authority to approve AMOCs for this
                                                 inboard and outboard link fittings, install the         bushings of the lower inboard and outboard             AD, if requested using the procedures found
                                                 lock washers with the L-profile on the fuse             link fittings, install the lock washers with the       in 14 CFR 39.19. In accordance with 14 CFR
                                                 pin’s head side, and replace the internal               L-profile on the fuse pin’s head side, and             39.19, send your request to your principal
                                                 shear pin of the fuse pins with new ones                replace the internal shear pin of the fuse pins        inspector or local Flight Standards District
                                                 having larger head diameter, in accordance              with new ones having larger head diameter,             Office, as appropriate. If sending information
                                                 with ‘‘PART I’’ of the Accomplishment                   in accordance with ‘‘PART II’’ of the                  directly to the International Section, send it
                                                 Instructions of Embraer Service Bulletin 190–           Accomplishment Instructions of Embraer                 to the attention of the person identified in
                                                 54–0016, Revision 04, dated December 7,                 Service Bulletin 190LIN–54–0008, Revision              paragraph (m)(2) of this AD. Information may
                                                 2017.                                                   02, dated May 9, 2018.                                 be emailed to: 9-ANM-116-AMOC-
                                                    (2) For Group 2 airplanes as identified in              (4) For airplanes identified as Group 2 in          REQUESTS@faa.gov. Before using any
                                                 paragraph (g)(2) of this AD: Within 15,000              Embraer Service Bulletin Embraer Service               approved AMOC, notify your appropriate
                                                 flight hours or 48 months after the effective           Bulletin 190LIN–54–0008, Revision 02, dated            principal inspector, or lacking a principal
                                                 date of this AD, whichever occurs later,                May 9, 2018: Within 48 months after the                inspector, the manager of the local flight
                                                 replace the internal shear pin of the fuse pins         effective date of this AD, replace the internal        standards district office/certificate holding
                                                 with new ones having larger head diameter,              shear pin of the fuse pins with new ones               district office.
                                                 in accordance with ‘‘PART I’’ of the                    having larger head diameter, in accordance                (2) Contacting the Manufacturer: For any
                                                 Accomplishment Instructions of Embraer                  with ‘‘PART II’’ of the Accomplishment                 requirement in this AD to obtain corrective
                                                 Service Bulletin 190–54–0016, Revision 04,              Instructions of Embraer Service Bulletin               actions from a manufacturer, the action must
                                                 dated December 7, 2017.                                                                                        be accomplished using a method approved
                                                                                                         190LIN–54–0008, Revision 02, dated May 9,
                                                    (3) For airplanes identified as Group 1 in                                                                  by the Manager, International Section,
                                                                                                         2018.
                                                 Embraer Service Bulletin 190LIN–54–0008,                                                                       Transport Standards Branch, FAA; or the
                                                 Revision 02, dated May 9, 2018: Within 48               (j) Terminating Action for AD 2014–16–16               Agência Nacional de Aviação Civil (ANAC);
                                                 months after the effective date of this AD,                (1) Accomplishing the actions required by           or ANAC’s authorized Designee. If approved
                                                 replace the plain bushings of the lower                 paragraph (h)(1) or (h)(2) of this AD, as              by the ANAC Designee, the approval must
                                                 inboard and outboard link fittings, install the                                                                include the Designee’s authorized signature.
                                                                                                         applicable, terminates the requirements of
                                                 lock washers with the L-profile on the fuse                                                                       (3) Required for Compliance (RC): For
                                                                                                         paragraphs (g)(1), (h)(1), and (i)(1) of AD
                                                 pin’s head side, and replace the internal                                                                      service information that contains steps that
                                                                                                         2014–16–16 for that LH pylon lower link
                                                 shear pin of the fuse pins with new ones                                                                       are labeled as RC, the provisions of
                                                                                                         fitting.
                                                 having larger head diameter, in accordance                                                                     paragraphs (l)(3)(i) and (l)(3)(ii) of this AD
                                                                                                            (2) Accomplishing the actions required by           apply.
                                                 with ‘‘PART I’’ of the Accomplishment
                                                                                                         paragraph (h)(3) or (h)(4) of this AD, as                 (i) The steps labeled as RC, including
                                                 Instructions of Embraer Service Bulletin
                                                 190LIN–54–0008, Revision 02, dated May 9,               applicable, terminates the requirements of             substeps under an RC step and any figures
                                                 2018.                                                   paragraphs (g)(2), (h)(2), and (i)(2) of AD            identified in an RC step, must be done to
                                                    (4) For airplanes identified as Group 2 in           2014–16–16 for that LH pylon lower link                comply with the AD. If a step or substep is
                                                 Embraer Service Bulletin Embraer Service                fitting.                                               labeled ‘‘RC Exempt,’’ then the RC
                                                 Bulletin 190LIN–54–0008, Revision 02, dated                (3) Accomplishing the actions required by           requirement is removed from that step or
                                                 May 9, 2018: Within 48 months after the                 paragraph (i)(1) or (i)(2) of this AD, as              substep. An AMOC is required for any
                                                 effective date of this AD, replace the internal         applicable, terminates the requirements of             deviations to RC steps, including substeps
                                                 shear pin of the fuse pins with new ones                paragraphs (g)(1), (h)(1), and (i)(1) of AD            and identified figures.
                                                 having larger head diameter, in accordance              2014–16–16 for that RH pylon lower link                   (ii) Steps not labeled as RC may be
                                                 with ‘‘PART I’’ of the Accomplishment                   fitting.                                               deviated from using accepted methods in
                                                 Instructions of Embraer Service Bulletin                   (4) Accomplishing the actions required by           accordance with the operator’s maintenance
                                                 190LIN–54–0008, Revision 02, dated May 9,               paragraph (i)(3) or (i)(4) of this AD, as              or inspection program without obtaining
                                                 2018.                                                   applicable, terminates the requirements of             approval of an AMOC, provided the RC steps,
                                                                                                         paragraphs (g)(2), (h)(2), and (i)(2) of AD            including substeps and identified figures, can
                                                 (i) Right-Hand (RH) Pylon Lower Link                    2014–16–16 for that RH pylon lower link                still be done as specified, and the airplane
                                                 Fitting Attaching Parts Modification                    fitting.                                               can be put back in an airworthy condition.
                                                    (1) For Group 1 airplanes as identified in           (k) Credit for Previous Actions
                                                 paragraph (g)(1) of this AD: Within 15,000                                                                     (m) Related Information
                                                 flight hours or 48 months after the effective              (1) This paragraph provides credit for                (1) Refer to Mandatory Continuing
                                                 date of this AD, whichever occurs later,                actions required by paragraphs (h)(1), (h)(2),         Airworthiness Information (MCAI) Brazilian
                                                 replace the plain bushings of the lower                 (i)(1), and (i)(2) of this AD, if those actions        AD 2017–04–01, effective April 25, 2017; for
                                                 inboard and outboard link fittings, install the         were performed before the effective date of            related information. This MCAI may be
                                                 lock washers with the L-profile on the fuse             this AD using Embraer Service Bulletin 190–            found in the AD docket on the internet at
                                                 pin’s head side, and replace the internal               54–0016, dated September 22, 2015; Embraer             http://www.regulations.gov by searching for
                                                 shear pin of the fuse pins with new ones                Service Bulletin 190–54–0016, Revision 01,             and locating Docket No. FAA–2018–0509.
                                                 having larger head diameter, in accordance              dated January 18, 2016; Embraer Service                  (2) For more information about this AD,
                                                 with ‘‘PART II’’ of the Accomplishment                  Bulletin 190–54–0016, Revision 02, dated               contact Krista Greer, Aerospace Engineer,
                                                 Instructions of Embraer Service Bulletin 190–           September 12, 2016; or Embraer Service                 International Section, Transport Standards
                                                 54–0016, Revision 04, dated December 7,                 Bulletin 190–54–0016, Revision 03, dated               Branch, FAA, 2200 South 216th St., Des
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                                                 2017.                                                   May 18, 2017.                                          Moines, WA 98198; telephone and fax 206–
                                                    (2) For Group 2 airplanes as identified in              (2) This paragraph provides credit for              231–3221.
                                                 paragraph (g)(2) of this AD: Within 15,000              actions required by paragraphs (h)(3), (h)(4),           (3) For service information identified in
                                                 flight hours or 48 months after the effective           (i)(3), and (i)(4) of this AD, if those actions        this AD, contact Embraer S.A., Technical
                                                 date of this AD, whichever occurs later,                were performed before the effective date of            Publications Section (PC 060), Av. Brigadeiro
                                                 replace the internal shear pin of the fuse pins         this AD using Embraer Service Bulletin                 Faria Lima, 2170—Putim—12227–901 São
                                                 with new ones having larger head diameter,              190LIN–54–0008, dated October 2, 2015;                 Jose dos Campos—SP—Brazil; telephone: +55
                                                 in accordance with ‘‘PART II’’ of the                   Embraer Service Bulletin 190LIN–54–0008,               12 3927–5852 or +55 12 3309–0732; fax: +55
                                                 Accomplishment Instructions of Embraer                  Revision 01, dated April 13, 2017.                     12 3927–7546; email:



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                                                 26880                    Federal Register / Vol. 83, No. 112 / Monday, June 11, 2018 / Proposed Rules

                                                 distrib@embraer.com.br; internet: http://               Point Maurice Bellonte, 31707 Blagnac                  for all Airbus Model A350–941
                                                 www.flyembraer.com. You may view this                   Cedex, France; telephone +33 5 61 93 36                airplanes. The MCAI states:
                                                 service information at the FAA, Transport               96; fax +33 5 61 93 45 80; email
                                                 Standards Branch, 2200 South 216th St., Des                                                                       In the Airbus A350 design, the hydraulic
                                                                                                         continued-airworthiness.a350@                          fluid cooling system is located in the fuel
                                                 Moines, WA. For information on the
                                                 availability of this material at the FAA, call
                                                                                                         airbus.com; internet http://                           tanks. Recently, an overheat failure mode of
                                                 206–231–3195.                                           www.airbus.com. You may view this                      the hydraulic engine-driven pump (EDP) was
                                                                                                         service information at the FAA,                        found. Such EDP failure may cause a fast
                                                   Issued in Des Moines, Washington, on May              Transport Standards Branch, 2200                       temperature rise of the hydraulic fluid.
                                                 31, 2018.                                                                                                         This condition, if not detected and
                                                                                                         South 216th St., Des Moines, WA. For                   corrected, combined with an inoperative fuel
                                                 Michael Kaszycki,                                       information on the availability of this
                                                 Acting Director, System Oversight Division,                                                                    tank inerting system, could lead to an
                                                                                                         material at the FAA, call 206–231–3195.                uncontrolled overheat of the hydraulic fluid,
                                                 Aircraft Certification Service.
                                                                                                                                                                possibly resulting in ignition of the fuel-air
                                                 [FR Doc. 2018–12228 Filed 6–8–18; 8:45 am]              Examining the AD Docket
                                                                                                                                                                mixture in the affected fuel tank.
                                                 BILLING CODE 4910–13–P                                     You may examine the AD docket on                       To address this potential unsafe condition,
                                                                                                         the internet at http://                                Airbus issued a Major Event Revision (MER)
                                                                                                         www.regulations.gov by searching for                   of the A350 Master Minimum Equipment List
                                                 DEPARTMENT OF TRANSPORTATION                                                                                   (MMEL) that incorporates restrictions to
                                                                                                         and locating Docket No. FAA–2018–                      avoid an uncontrolled overheat of the
                                                                                                         0505; or in person at the Docket                       hydraulic system. Consequently, EASA
                                                 Federal Aviation Administration
                                                                                                         Management Facility between 9 a.m.                     issued Emergency AD 2017–0154–E to
                                                                                                         and 5 p.m., Monday through Friday,                     require implementation of these dispatch
                                                 14 CFR Part 39
                                                                                                         except Federal holidays. The AD docket                 restrictions.
                                                 [Docket No. FAA–2018–0505; Product                      contains this NPRM, the regulatory                        Since EASA Emergency AD 2017–0154–E
                                                 Identifier 2017–NM–178–AD]                              evaluation, any comments received, and                 was issued, following further investigation,
                                                                                                         other information. The street address for              Airbus issued another MER of the A350
                                                 RIN 2120–AA64                                                                                                  MMEL that expands the number of restricted
                                                                                                         the Docket Operations office (telephone                MMEL items. At the same time, Airbus
                                                 Airworthiness Directives; Airbus                        800–647–5527) is in the ADDRESSES                      revised Flight Operation Transmission (FOT)
                                                 Airplanes                                               section. Comments will be available in                 999.0068/17, to inform all operators about
                                                                                                         the AD docket shortly after receipt.                   the latest MMEL restrictions. Consequently,
                                                 AGENCY: Federal Aviation                                FOR FURTHER INFORMATION CONTACT:                       EASA issued AD 2017–0180, retaining the
                                                 Administration (FAA), DOT.                                                                                     requirements of EASA Emergency AD 2017–
                                                                                                         Kathleen Arrigotti, Aerospace Engineer,                0154–E, which was superseded, and
                                                 ACTION: Notice of proposed rulemaking                   International Section, Transport                       requiring implementation of the new Airbus
                                                 (NPRM).                                                 Standards Branch, FAA, 2200 South                      A350 MMEL MER and, consequently,
                                                                                                         216th St., Des Moines, WA 98198;                       restrictions for aeroplane dispatch.
                                                 SUMMARY:  We propose to adopt a new                     telephone and fax 206–231–3218.                           Since EASA AD 2017–0180 was issued,
                                                 airworthiness directive (AD) for all                                                                           Airbus developed a software (SW) update of
                                                                                                         SUPPLEMENTARY INFORMATION:
                                                 Airbus Model A350–941 airplanes. This                                                                          the Hydraulic Monitoring and Control
                                                 proposed AD was prompted by a report                    Comments Invited                                       Application (HMCA) SW S4.2, introduction
                                                 of an overheat failure mode of the                                                                             of which avoids uncontrolled overheat of the
                                                                                                           We invite you to send any written                    hydraulic system. HMCA SW S4.2 is
                                                 hydraulic engine-driven pump, which
                                                                                                         relevant data, views, or arguments about               embodied in production through Airbus
                                                 could cause a fast temperature rise of
                                                                                                         this proposal. Send your comments to                   modification (mod) 112090, and introduced
                                                 the hydraulic fluid. This proposed AD                                                                          in service through Airbus Service Bulletin
                                                                                                         an address listed under the ADDRESSES
                                                 would require modifying the hydraulic                                                                          (SB) A350–29–P012.
                                                                                                         section. Include ‘‘Docket No. FAA–
                                                 monitoring and control application                                                                                For the reasons described above, this
                                                                                                         2018–0505; Product Identifier 2017–
                                                 (HMCA) software. We are proposing this                                                                         [EASA] AD retains the requirements of EASA
                                                                                                         NM–178–AD’’ at the beginning of your                   AD 2017–0180, which is superseded, and
                                                 AD to address the unsafe condition on
                                                                                                         comments. We specifically invite                       requires modification of the aeroplane by
                                                 these products.
                                                                                                         comments on the overall regulatory,                    installing HMCA SW S4.2.
                                                 DATES: We must receive comments on                      economic, environmental, and energy                       This [EASA] AD is still considered to be
                                                 this proposed AD by July 26, 2018.                      aspects of this NPRM. We will consider                 an interim action and further AD action may
                                                 ADDRESSES: You may send comments,                       all comments received by the closing                   follow.
                                                 using the procedures found in 14 CFR                    date and may amend this NPRM based                       You may examine the MCAI in the
                                                 11.43 and 11.45, by any of the following                on those comments.                                     AD docket on the internet at http://
                                                 methods:                                                   We will post all comments we                        www.regulations.gov by searching for
                                                   • Federal eRulemaking Portal: Go to                   receive, without change, to http://                    and locating Docket No. FAA–2018–
                                                 http://www.regulations.gov. Follow the                  www.regulations.gov, including any                     0505.
                                                 instructions for submitting comments.                   personal information you provide. We
                                                   • Fax: 202–493–2251.                                  will also post a report summarizing each               Related Service Information Under 1
                                                   • Mail: U.S. Department of                            substantive verbal contact we receive                  CFR Part 51
                                                 Transportation, Docket Operations, M–                   about this NPRM.                                          Airbus has issued Service Bulletin
                                                 30, West Building Ground Floor, Room                                                                           A350–29–P012, dated October 6, 2017.
                                                 W12–140, 1200 New Jersey Avenue SE,                     Discussion                                             The service information describes
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                                                 Washington, DC 20590.                                     The European Aviation Safety Agency                  procedures for modifying the HMCA
                                                   • Hand Delivery: Deliver to Mail                      (EASA), which is the Technical Agent                   software by installing HMCA software
                                                 address above between 9 a.m. and 5                      for the Member States of the European                  S4.2 upgrades. This service information
                                                 p.m., Monday through Friday, except                     Union, has issued EASA AD 2017–0200,                   is reasonably available because the
                                                 Federal holidays.                                       dated October 10, 2017 (referred to after              interested parties have access to it
                                                   For service information identified in                 this as the Mandatory Continuing                       through their normal course of business
                                                 this NPRM, contact Airbus SAS,                          Airworthiness Information, or ‘‘the                    or by the means identified in the
                                                 Airworthiness Office—EAL, 1 Rond                        MCAI’’), to correct an unsafe condition                ADDRESSES section.



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Document Created: 2018-11-02 11:58:41
Document Modified: 2018-11-02 11:58:41
CategoryRegulatory Information
CollectionFederal Register
sudoc ClassAE 2.7:
GS 4.107:
AE 2.106:
PublisherOffice of the Federal Register, National Archives and Records Administration
SectionProposed Rules
ActionNotice of proposed rulemaking (NPRM).
DatesWe must receive comments on this proposed AD by July 26, 2018.
ContactKrista Greer, Aerospace Engineer, International Section, Transport Standards Branch, FAA, 2200 South 216th St., Des Moines, WA 98198; telephone and fax 206-231-3221.
FR Citation83 FR 26877 
RIN Number2120-AA64
CFR AssociatedAir Transportation; Aircraft; Aviation Safety; Incorporation by Reference and Safety

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