82_FR_46915 82 FR 46722 - Airworthiness Directives; The Boeing Company Airplanes

82 FR 46722 - Airworthiness Directives; The Boeing Company Airplanes

DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration

Federal Register Volume 82, Issue 193 (October 6, 2017)

Page Range46722-46724
FR Document2017-21366

We propose to supersede Airworthiness Directive (AD) 2013-01- 02, which applies to certain The Boeing Company Model 747-100, 747- 100B, 747-100B SUD, 747-200B, 747-200C, 747-200F, 747-300, 747-400, 747-400D, 747-400F, 747SR, and 747SP series airplanes; and Model 757- 200, -200PF, and -300 series airplanes. AD 2013-01-02 requires replacing the control switches of certain cargo doors. Since we issued AD 2013-01-02, additional un-commanded cargo door operation has been reported. This proposed AD would require replacement of certain cargo door control switches with a new improved switch; installation of an arm switch in certain cargo doors; operational and functional tests; and applicable on-condition actions. This proposed AD would also add airplanes to the applicability. We are proposing this AD to address the unsafe condition on these products.

Federal Register, Volume 82 Issue 193 (Friday, October 6, 2017)
[Federal Register Volume 82, Number 193 (Friday, October 6, 2017)]
[Proposed Rules]
[Pages 46722-46724]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2017-21366]



[[Page 46722]]

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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2017-0905; Product Identifier 2017-NM-090-AD]
RIN 2120-AA64


Airworthiness Directives; The Boeing Company Airplanes

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Notice of proposed rulemaking (NPRM).

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

SUMMARY: We propose to supersede Airworthiness Directive (AD) 2013-01-
02, which applies to certain The Boeing Company Model 747-100, 747-
100B, 747-100B SUD, 747-200B, 747-200C, 747-200F, 747-300, 747-400, 
747-400D, 747-400F, 747SR, and 747SP series airplanes; and Model 757-
200, -200PF, and -300 series airplanes. AD 2013-01-02 requires 
replacing the control switches of certain cargo doors. Since we issued 
AD 2013-01-02, additional un-commanded cargo door operation has been 
reported. This proposed AD would require replacement of certain cargo 
door control switches with a new improved switch; installation of an 
arm switch in certain cargo doors; operational and functional tests; 
and applicable on-condition actions. This proposed AD would also add 
airplanes to the applicability. We are proposing this AD to address the 
unsafe condition on these products.

DATES: We must receive comments on this proposed AD by November 20, 
2017.

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 Boeing 
Commercial Airplanes, Attention: Contractual & Data Services (C&DS), 
2600 Westminster Blvd., MC 110-SK57, Seal Beach, CA 90740-5600; 
telephone: 562-797-1717; Internet: https://www.myboeingfleet.com. You 
may view this referenced service information at the FAA, Transport 
Standards Branch, 1601 Lind Avenue SW., Renton, WA. For information on 
the availability of this material at the FAA, call 425-227-1221. It is 
also available on the internet at http://www.regulations.gov by 
searching for and locating Docket No. FAA-2017-0905.

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-2017-
0905; 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 Office (phone: 
800-647-5527) is in the ADDRESSES section. Comments will be available 
in the AD docket shortly after receipt.

FOR FURTHER INFORMATION CONTACT: Caspar Wang, Aerospace Engineer, Cabin 
Safety and Environmental Systems Section, FAA, Seattle ACO Branch, 1601 
Lind Avenue SW., Renton, WA 98057-3356; phone: 425-917-6414; fax: 425-
917-6590; email: [email protected].

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-2017-0905; 
Product Identifier 2017-NM-090-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 because 
of 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 proposed AD.

Discussion

    On January 4, 2013, we issued AD 2013-01-02, Amendment 39-17316 (78 
FR 4051, January 18, 2013) (``AD 2013-01-02''), for certain The Boeing 
Company Model 747-100, 747-100B, 747-100B SUD, 747-200B, 747-200C, 747-
200F, 747-300, 747-400, 747-400D, 747-400F, 747SR, and 747SP series 
airplanes; and Model 757-200, -200PF, and -300 series airplanes. AD 
2013-01-02 requires replacing the control switches of the forward, aft, 
and nose cargo doors of Model 747 airplanes; and replacing the control 
switches of cargo doors 1 and 2 of Model 757 series airplanes. AD 2013-
01-02 resulted from reports of problems associated with the uncommanded 
operation of cargo doors. We issued AD 2013-01-02 to prevent injuries 
to persons and damage to the airplane.

Actions Since AD 2013-01-02 Was Issued

    Since we issued AD 2013-01-02, additional un-commanded cargo door 
operation has been reported. In the most recent report the switch had 
only been installed for 44 months. Testing of failed switches found 
that the cargo door control switch can remain actuated after released 
to the OFF position. We have determined that the replacements required 
by AD 2013-01-02 do not adequately address the identified unsafe 
condition and that new improved switches must be installed. With a new 
cargo door control and arm switch configuration installed, the operator 
must manually move both switches to operate the cargo door. Both 
switches are spring loaded to the off position and releasing either 
switch will stop the door operation.
    We have also determined that certain Model 757-200CB series 
airplanes and Model 747-8F and 747-8 series airplanes are affected by 
the identified unsafe condition and must be included in this proposed 
AD.

Related Service Information Under 1 CFR Part 51

    We reviewed the following Boeing service information.
     Boeing Service Bulletin 747-52-2307, dated May 23, 2017, 
and Boeing Service Bulletin 747-52-2308, dated June 5, 2017. This 
service information describes procedures for replacement of the nose, 
forward, and aft cargo door control switches with new improved 
switches, installation of an arm switch in the forward and aft cargo 
doors, a nose cargo door normal operational test, forward and aft cargo 
door open and close functional tests, and applicable on-condition 
actions. These documents are distinct since they apply to different 
airplane models in different configurations.
     Boeing Service Bulletin 757-52-0093, Revision 1, dated 
April 21, 2017. This service information describes procedures for 
replacement of the forward and aft cargo door control

[[Page 46723]]

switches with new improved switches, installation of an arm switch in 
the forward and aft cargo doors, an operational test of the No. 1 and 
No. 2 cargo doors, repetitive functional tests of the No. 1 and No. 2 
cargo doors, and applicable on-condition actions.
    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

    We are proposing this AD because we evaluated all the relevant 
information and determined the unsafe condition described previously is 
likely to exist or develop in other products of these same type 
designs.

Proposed AD Requirements

    This proposed AD would retain none of the requirements of AD 2013-
01-02. This proposed AD would require accomplishing the actions 
identified as ``RC'' (required for compliance) in the Accomplishment 
Instructions of Boeing Service Bulletin 747-52-2307, dated May 23, 
2017; Boeing Service Bulletin 747-52-2308, dated June 5, 2017; and 
Boeing Service Bulletin 757-52-0093, Revision 1, dated April 21, 2017; 
as applicable; except for any differences identified as exceptions in 
the regulatory text of this proposed AD. This proposed AD also would 
add airplanes to the applicability.
    For information on the procedures and compliance times, see this 
service information at http://www.regulations.gov by searching for and 
locating Docket No. FAA-2017-0905.

Differences Between This Proposed AD and the Service Information

    The effectivity of Boeing Service Bulletin 757-52-0093, Revision 1, 
dated April 21, 2017, is limited to Model 757-200, -200CB, -200PF, and 
-300 series airplanes, line numbers 1 through 1050. However, the 
applicability of this proposed AD includes four additional Model 757 
airplanes, variable numbers NP901 through NP904 inclusive. We have 
included this difference because of new findings related to these 
additional airplanes indicating they are subject to the identified 
unsafe condition. This difference has been coordinated with Boeing. 
Additionally, Boeing has indicated that Boeing Service Bulletin 757-52-
0093, Revision 1, dated April 21, 2017, will be revised to include the 
additional airplanes. We will consider including the revised service 
information, if available, in the final rule.

Costs of Compliance

    We estimate that this proposed AD affects 584 airplanes of U.S. 
registry. We estimate the following costs to comply with this proposed 
AD:

                                      Estimated Costs for Required Actions
----------------------------------------------------------------------------------------------------------------
                                                                                               Cost on U.S.
            Action                Labor cost       Parts cost       Cost per  product            operators
----------------------------------------------------------------------------------------------------------------
Replacement (Boeing Service    78 work-hours x          $12,874  $19,504................  $273,056.
 Bulletin                       $85 per hour =
 747[dash]52[dash]2307) (14     $6,630.
 airplanes).
Replacement (Boeing Service    24 work-hours x              980  3,020..................  283,880.
 Bulletin                       $85 per hour =
 747[dash]52[dash]2308) (94     $2,040.
 airplanes).
Replacement (Boeing Service    51 work-hours x           10,626  14,961.................  7,121,436.
 Bulletin                       $85 per hour =
 757[dash]52[dash]0093) (476    $4,335.
 airplanes).
Repetitive Test (Boeing        3 work-hours x                 0  255 per test cycle.....  121,380 per test
 Service Bulletin               $85 per hour =                                             cycle.
 757[dash]52[dash]0093) (476    $255 per test
 airplanes).                    cycle.
----------------------------------------------------------------------------------------------------------------

    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:

[[Page 46724]]

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 removing Airworthiness Directive (AD) 
2013-01-02, Amendment 39-17316 (78 FR 4051, January 18, 2013), and 
adding the following new AD:

The Boeing Company: Docket No. FAA-2017-0905; Product Identifier 
2017-NM-090-AD.

(a) Comments Due Date

    We must receive comments by November 20, 2017.

(b) Affected ADs

    This AD replaces AD 2013-01-02, Amendment 39-17316 (78 FR 4051, 
January 18, 2013) (``AD 2013-01-02'').

(c) Applicability

    This AD applies to The Boeing Company airplanes; certificated in 
any category; as identified in paragraphs (c)(1), (c)(2), (c)(3), 
and (c)(4) of this AD.
    (1) Model 747-8F and 747-8 series airplanes as identified in 
Boeing Service Bulletin 747-52-2307, dated May 23, 2017.
    (2) Model 747-100, 747-100B, 747-100B SUD, 747-200B, 747-200C, 
747-200F, 747-300, 747-400, 747-400D, 747-400F, 747SR, and 747SP 
series airplanes as identified in Boeing Service Bulletin 747-52-
2308, dated June 5, 2017.
    (3) Model 757-200, -200PF, -200CB, and -300 series airplanes as 
identified in Boeing Service Bulletin 757-52-0093, Revision 1, dated 
April 21, 2017.
    (4) Model 757-200, -200PF, -200CB, and -300 series airplanes, 
variable numbers NP901 through NP904 inclusive.

(d) Subject

    Air Transport Association (ATA) of America Code 52, Doors.

(e) Unsafe Condition

    This AD was prompted by reports of un-commanded cargo door 
operation. We are issuing this AD to prevent failures of the cargo 
door control switch from allowing un-commanded movement of the cargo 
door, which if not corrected, could lead to injuries to persons and 
damage to the airplane.

(f) Compliance

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

(g) Required Actions

    Except as required by paragraph (h) of this AD: Do the 
applicable actions specified in paragraphs (g)(1), (g)(2), (g)(3), 
and (g)(4) of this AD.
    (1) For airplanes identified in Boeing Service Bulletin 747-52-
2307, dated May 23, 2017: At the applicable time specified in 
paragraph 1.E., ``Compliance,'' of Boeing Service Bulletin 747-52-
2307, dated May 23, 2017, do all applicable actions identified as 
``RC'' (required for compliance) in, and in accordance with, the 
Accomplishment Instructions of Boeing Service Bulletin 747-52-2307, 
dated May 23, 2017.
    (2) For airplanes identified in Boeing Service Bulletin 747-52-
2308, dated June 5, 2017: At the applicable time specified in 
paragraph 1.E., ``Compliance,'' of Boeing Service Bulletin 747-52-
2308, dated June 5, 2017, do all applicable actions identified as RC 
in, and in accordance with the Accomplishment Instructions of Boeing 
Service Bulletin 747-52-2308, dated June 5, 2017.
    (3) For airplanes identified in Boeing Service Bulletin 757-52-
0093, Revision 1, dated April 21, 2017: At the applicable times 
specified in paragraph 1.E., ``Compliance,'' of Boeing Service 
Bulletin 757-52-0093, Revision 1, dated April 21, 2017, do all 
applicable actions identified as RC in, and in accordance with, the 
Accomplishment Instructions of Boeing Service Bulletin 757-52-0093, 
Revision 1, dated April 21, 2017.
    (4) For airplanes identified in paragraph (c)(4) of this AD: 
Within 24 months after the effective date of this AD, replace the 
nose, forward, and aft cargo door control switches, as applicable, 
with new improved switches, install an arm switch in the forward and 
aft cargo doors, do operational and functional tests, and do 
applicable on-condition actions, in accordance with a method 
approved by the Manager, Seattle ACO Branch, FAA.

(h) Exceptions to Service Information

    Where Boeing Service Bulletin 747-52-2307, dated May 23, 2017; 
Boeing Service Bulletin 747-52-2308, dated June 5, 2017; and Boeing 
Service Bulletin 757-52-0093, Revision 1, dated April 21, 2017; 
specify a compliance time after ``the original issue date of this 
service bulletin,'' this AD requires compliance within the specified 
compliance time after the effective date of this AD.

(i) Credit for Previous Actions

    This paragraph provides credit for the actions specified in 
paragraph (g)(3) of this AD, if those actions were performed before 
the effective date of this AD using Boeing Service Bulletin 757-52-
0093, dated May 5, 2016.

(j) Alternative Methods of Compliance (AMOCs)

    (1) The Manager, Seattle ACO 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 
manager of the certification office, send it to the attention of the 
person identified in paragraph (k)(1) of this AD. Information may be 
emailed to: [email protected].
    (2) 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.
    (3) An AMOC that provides an acceptable level of safety may be 
used for any repair, modification, or alteration required by this AD 
if it is approved by the Boeing Commercial Airplanes Organization 
Designation Authorization (ODA) that has been authorized by the 
Manager, Seattle ACO Branch, to make those findings. To be approved, 
the repair method, modification deviation, or alteration deviation 
must meet the certification basis of the airplane, and the approval 
must specifically refer to this AD.
    (4) For service information that contains steps that are labeled 
as RC, the provisions of paragraphs (j)(4)(i) and (j)(4)(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.

(k) Related Information

    (1) For more information about this AD, contact Caspar Wang, 
Aerospace Engineer, Cabin Safety and Environmental Systems Section, 
FAA, Seattle ACO Branch, 1601 Lind Avenue SW., Renton, WA 98057-
3356; phone: 425-917-6414; fax: 425-917-6590; email: 
[email protected].
    (2) For service information identified in this AD, contact 
Boeing Commercial Airplanes, Attention: Contractual & Data Services 
(C&DS), 2600 Westminster Blvd., MC 110-SK57, Seal Beach, CA 90740-
5600; telephone: 562-797-1717; Internet: https://www.myboeingfleet.com. You may view this referenced service 
information at the FAA, Transport Standards Branch, 1601 Lind Avenue 
SW., Renton, WA. For information on the availability of this 
material at the FAA, call 425-227-1221.

    Issued in Renton, Washington, on September 27, 2017.
Dionne Palermo,
Acting Director, System Oversight Division, Aircraft Certification 
Service.
[FR Doc. 2017-21366 Filed 10-5-17; 8:45 am]
BILLING CODE 4910-13-P



                                                      46722                    Federal Register / Vol. 82, No. 193 / Friday, October 6, 2017 / Proposed Rules

                                                      DEPARTMENT OF TRANSPORTATION                            Internet: https://www.myboeing                        400D, 747–400F, 747SR, and 747SP
                                                                                                              fleet.com. You may view this referenced               series airplanes; and Model 757–200,
                                                      Federal Aviation Administration                         service information at the FAA,                       –200PF, and –300 series airplanes. AD
                                                                                                              Transport Standards Branch, 1601 Lind                 2013–01–02 requires replacing the
                                                      14 CFR Part 39                                          Avenue SW., Renton, WA. For                           control switches of the forward, aft, and
                                                      [Docket No. FAA–2017–0905; Product                      information on the availability of this               nose cargo doors of Model 747
                                                      Identifier 2017–NM–090–AD]                              material at the FAA, call 425–227–1221.               airplanes; and replacing the control
                                                                                                              It is also available on the internet at               switches of cargo doors 1 and 2 of
                                                      RIN 2120–AA64                                           http://www.regulations.gov by searching               Model 757 series airplanes. AD 2013–
                                                                                                              for and locating Docket No. FAA–2017–                 01–02 resulted from reports of problems
                                                      Airworthiness Directives; The Boeing                    0905.                                                 associated with the uncommanded
                                                      Company Airplanes                                                                                             operation of cargo doors. We issued AD
                                                                                                              Examining the AD Docket
                                                      AGENCY: Federal Aviation                                                                                      2013–01–02 to prevent injuries to
                                                      Administration (FAA), DOT.                                You may examine the AD docket on                    persons and damage to the airplane.
                                                                                                              the Internet at http://
                                                      ACTION: Notice of proposed rulemaking                                                                         Actions Since AD 2013–01–02 Was
                                                                                                              www.regulations.gov by searching for
                                                      (NPRM).                                                                                                       Issued
                                                                                                              and locating Docket No. FAA–2017–
                                                      SUMMARY:   We propose to supersede                      0905; or in person at the Docket                        Since we issued AD 2013–01–02,
                                                      Airworthiness Directive (AD) 2013–01–                   Management Facility between 9 a.m.                    additional un-commanded cargo door
                                                      02, which applies to certain The Boeing                 and 5 p.m., Monday through Friday,                    operation has been reported. In the most
                                                      Company Model 747–100, 747–100B,                        except Federal holidays. The AD docket                recent report the switch had only been
                                                      747–100B SUD, 747–200B, 747–200C,                       contains this NPRM, the regulatory                    installed for 44 months. Testing of failed
                                                      747–200F, 747–300, 747–400, 747–                        evaluation, any comments received, and                switches found that the cargo door
                                                      400D, 747–400F, 747SR, and 747SP                        other information. The street address for             control switch can remain actuated after
                                                      series airplanes; and Model 757–200,                    the Docket Office (phone: 800–647–                    released to the OFF position. We have
                                                      –200PF, and –300 series airplanes. AD                   5527) is in the ADDRESSES section.                    determined that the replacements
                                                      2013–01–02 requires replacing the                       Comments will be available in the AD                  required by AD 2013–01–02 do not
                                                      control switches of certain cargo doors.                docket shortly after receipt.                         adequately address the identified unsafe
                                                      Since we issued AD 2013–01–02,                          FOR FURTHER INFORMATION CONTACT:                      condition and that new improved
                                                      additional un-commanded cargo door                      Caspar Wang, Aerospace Engineer,                      switches must be installed. With a new
                                                      operation has been reported. This                       Cabin Safety and Environmental                        cargo door control and arm switch
                                                      proposed AD would require                               Systems Section, FAA, Seattle ACO                     configuration installed, the operator
                                                      replacement of certain cargo door                       Branch, 1601 Lind Avenue SW., Renton,                 must manually move both switches to
                                                      control switches with a new improved                    WA 98057–3356; phone: 425–917–6414;                   operate the cargo door. Both switches
                                                      switch; installation of an arm switch in                fax: 425–917–6590; email:                             are spring loaded to the off position and
                                                      certain cargo doors; operational and                    caspar.wang@faa.gov.                                  releasing either switch will stop the
                                                      functional tests; and applicable on-                    SUPPLEMENTARY INFORMATION:                            door operation.
                                                      condition actions. This proposed AD                                                                             We have also determined that certain
                                                                                                              Comments Invited                                      Model 757–200CB series airplanes and
                                                      would also add airplanes to the
                                                      applicability. We are proposing this AD                   We invite you to send any written                   Model 747–8F and 747–8 series
                                                      to address the unsafe condition on these                relevant data, views, or arguments about              airplanes are affected by the identified
                                                      products.                                               this proposal. Send your comments to                  unsafe condition and must be included
                                                                                                              an address listed under the ADDRESSES                 in this proposed AD.
                                                      DATES: We must receive comments on
                                                                                                              section. Include ‘‘Docket No. FAA–
                                                      this proposed AD by November 20,                        2017–0905; Product Identifier 2017–                   Related Service Information Under 1
                                                      2017.                                                   NM–090–AD’’ at the beginning of your                  CFR Part 51
                                                      ADDRESSES:  You may send comments,                      comments. We specifically invite                        We reviewed the following Boeing
                                                      using the procedures found in 14 CFR                    comments on the overall regulatory,                   service information.
                                                      11.43 and 11.45, by any of the following                economic, environmental, and energy                     • Boeing Service Bulletin 747–52–
                                                      methods:                                                aspects of this NPRM. We will consider                2307, dated May 23, 2017, and Boeing
                                                        • Federal eRulemaking Portal: Go to                   all comments received by the closing                  Service Bulletin 747–52–2308, dated
                                                      http://www.regulations.gov. Follow the                  date and may amend this NPRM                          June 5, 2017. This service information
                                                      instructions for submitting comments.                   because of those comments.                            describes procedures for replacement of
                                                        • Fax: 202–493–2251.                                     We will post all comments we                       the nose, forward, and aft cargo door
                                                        • Mail: U.S. Department of                            receive, without change, to http://                   control switches with new improved
                                                      Transportation, Docket Operations,                      www.regulations.gov, including any                    switches, installation of an arm switch
                                                      M–30, West Building Ground Floor,                       personal information you provide. We                  in the forward and aft cargo doors, a
                                                      Room W12–140, 1200 New Jersey                           will also post a report summarizing each              nose cargo door normal operational test,
                                                      Avenue SE., Washington, DC 20590.                       substantive verbal contact we receive                 forward and aft cargo door open and
                                                        • Hand Delivery: Deliver to Mail                                                                            close functional tests, and applicable
asabaliauskas on DSKBBXCHB2PROD with PROPOSALS




                                                                                                              about this proposed AD.
                                                      address above between 9 a.m. and 5                                                                            on-condition actions. These documents
                                                      p.m., Monday through Friday, except                     Discussion                                            are distinct since they apply to different
                                                      Federal holidays.                                         On January 4, 2013, we issued AD                    airplane models in different
                                                        For service information identified in                 2013–01–02, Amendment 39–17316 (78                    configurations.
                                                      this NPRM, contact Boeing Commercial                    FR 4051, January 18, 2013) (‘‘AD 2013–                  • Boeing Service Bulletin 757–52–
                                                      Airplanes, Attention: Contractual & Data                01–02’’), for certain The Boeing                      0093, Revision 1, dated April 21, 2017.
                                                      Services (C&DS), 2600 Westminster                       Company Model 747–100, 747–100B,                      This service information describes
                                                      Blvd., MC 110–SK57, Seal Beach, CA                      747–100B SUD, 747–200B, 747–200C,                     procedures for replacement of the
                                                      90740–5600; telephone: 562–797–1717;                    747–200F, 747–300, 747–400, 747–                      forward and aft cargo door control


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                                                                               Federal Register / Vol. 82, No. 193 / Friday, October 6, 2017 / Proposed Rules                                                          46723

                                                      switches with new improved switches,                    accomplishing the actions identified as               200, –200CB, –200PF, and –300 series
                                                      installation of an arm switch in the                    ‘‘RC’’ (required for compliance) in the               airplanes, line numbers 1 through 1050.
                                                      forward and aft cargo doors, an                         Accomplishment Instructions of Boeing                 However, the applicability of this
                                                      operational test of the No. 1 and No. 2                 Service Bulletin 747–52–2307, dated                   proposed AD includes four additional
                                                      cargo doors, repetitive functional tests                May 23, 2017; Boeing Service Bulletin                 Model 757 airplanes, variable numbers
                                                      of the No. 1 and No. 2 cargo doors, and                 747–52–2308, dated June 5, 2017; and                  NP901 through NP904 inclusive. We
                                                      applicable on-condition actions.                        Boeing Service Bulletin 757–52–0093,                  have included this difference because of
                                                        This service information is reasonably                Revision 1, dated April 21, 2017; as                  new findings related to these additional
                                                      available because the interested parties                applicable; except for any differences                airplanes indicating they are subject to
                                                      have access to it through their normal                  identified as exceptions in the                       the identified unsafe condition. This
                                                      course of business or by the means                      regulatory text of this proposed AD.                  difference has been coordinated with
                                                      identified in the ADDRESSES section.                    This proposed AD also would add                       Boeing. Additionally, Boeing has
                                                                                                              airplanes to the applicability.                       indicated that Boeing Service Bulletin
                                                      FAA’s Determination
                                                                                                                 For information on the procedures                  757–52–0093, Revision 1, dated April
                                                        We are proposing this AD because we                   and compliance times, see this service                21, 2017, will be revised to include the
                                                      evaluated all the relevant information                  information at http://                                additional airplanes. We will consider
                                                      and determined the unsafe condition                     www.regulations.gov by searching for                  including the revised service
                                                      described previously is likely to exist or              and locating Docket No. FAA–2017–                     information, if available, in the final
                                                      develop in other products of these same                 0905.                                                 rule.
                                                      type designs.
                                                                                                              Differences Between This Proposed AD                  Costs of Compliance
                                                      Proposed AD Requirements                                and the Service Information                              We estimate that this proposed AD
                                                        This proposed AD would retain none                      The effectivity of Boeing Service                   affects 584 airplanes of U.S. registry. We
                                                      of the requirements of AD 2013–01–02.                   Bulletin 757–52–0093, Revision 1, dated               estimate the following costs to comply
                                                      This proposed AD would require                          April 21, 2017, is limited to Model 757–              with this proposed AD:

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

                                                      Replacement (Boeing Service            Bulletin    78 work-hours × $85 per hour = $6,630                  $12,874      $19,504 ................     $273,056.
                                                        747-52-2307) (14 airplanes).
                                                      Replacement (Boeing Service            Bulletin    24 work-hours × $85 per hour = $2,040                       980     3,020 ....................   283,880.
                                                        747-52-2308) (94 airplanes).
                                                      Replacement (Boeing Service            Bulletin    51 work-hours × $85 per hour = $4,335                    10,626     14,961 ..................    7,121,436.
                                                        757-52-0093) (476 airplanes).
                                                      Repetitive Test (Boeing Service        Bulletin    3 work-hours × $85 per hour = $255 per                          0   255 per test cycle           121,380 per test
                                                        757-52-0093) (476 airplanes).                      test cycle.                                                                                      cycle.



                                                        According to the manufacturer, some                   because it addresses an unsafe condition                For the reasons discussed above, I
                                                      of the costs of this proposed AD may be                 that is likely to exist or develop on                 certify this proposed regulation:
                                                      covered under warranty, thereby                         products identified in this rulemaking                  (1) Is not a ‘‘significant regulatory
                                                      reducing the cost impact on affected                    action.                                               action’’ under Executive Order 12866,
                                                      individuals. We do not control warranty                    This proposed AD is issued in
                                                      coverage for affected individuals. As a                 accordance with authority delegated by                  (2) Is not a ‘‘significant rule’’ under
                                                      result, we have included all available                  the Executive Director, Aircraft                      the DOT Regulatory Policies and
                                                      costs in our cost estimate.                             Certification Service, as authorized by               Procedures (44 FR 11034, February 26,
                                                                                                              FAA Order 8000.51C. In accordance                     1979),
                                                      Authority for This Rulemaking                           with that order, issuance of ADs is                     (3) Will not affect intrastate aviation
                                                         Title 49 of the United States Code                   normally a function of the Compliance                 in Alaska, and
                                                      specifies the FAA’s authority to issue                  and Airworthiness Division, but during
                                                      rules on aviation safety. Subtitle I,                   this transition period, the Executive                   (4) Will not have a significant
                                                      Section 106, describes the authority of                 Director has delegated the authority to               economic impact, positive or negative,
                                                      the FAA Administrator. Subtitle VII:                    issue ADs applicable to transport                     on a substantial number of small entities
                                                      Aviation Programs, describes in more                    category airplanes to the Director of the             under the criteria of the Regulatory
                                                      detail the scope of the Agency’s                        System Oversight Division.                            Flexibility Act.
                                                      authority.
                                                         We are issuing this rulemaking under                 Regulatory Findings                                   List of Subjects in 14 CFR Part 39
                                                      the authority described in Subtitle VII,                  We determined that this proposed AD
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                                                                                                                                                                      Air transportation, Aircraft, Aviation
                                                      Part A, Subpart III, Section 44701:                     would not have federalism implications
                                                                                                                                                                    safety, Incorporation by reference,
                                                      ‘‘General requirements.’’ Under that                    under Executive Order 13132. This
                                                                                                                                                                    Safety.
                                                      section, Congress charges the FAA with                  proposed AD would not have a
                                                      promoting safe flight of civil aircraft in              substantial direct effect on the States, on           The Proposed Amendment
                                                      air commerce by prescribing regulations                 the relationship between the national
                                                      for practices, methods, and procedures                  Government and the States, or on the                    Accordingly, under the authority
                                                      the Administrator finds necessary for                   distribution of power and                             delegated to me by the Administrator,
                                                      safety in air commerce. This regulation                 responsibilities among the various                    the FAA proposes to amend 14 CFR part
                                                      is within the scope of that authority                   levels of government.                                 39 as follows:


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                                                      46724                    Federal Register / Vol. 82, No. 193 / Friday, October 6, 2017 / Proposed Rules

                                                      PART 39—AIRWORTHINESS                                   Service Bulletin 747–52–2307, dated May 23,           modification, or alteration required by this
                                                      DIRECTIVES                                              2017, do all applicable actions identified as         AD if it is approved by the Boeing
                                                                                                              ‘‘RC’’ (required for compliance) in, and in           Commercial Airplanes Organization
                                                      ■ 1. The authority citation for part 39                 accordance with, the Accomplishment                   Designation Authorization (ODA) that has
                                                                                                              Instructions of Boeing Service Bulletin 747–
                                                      continues to read as follows:                                                                                 been authorized by the Manager, Seattle ACO
                                                                                                              52–2307, dated May 23, 2017.
                                                          Authority: 49 U.S.C. 106(g), 40113, 44701.                                                                Branch, to make those findings. To be
                                                                                                                 (2) For airplanes identified in Boeing
                                                                                                              Service Bulletin 747–52–2308, dated June 5,           approved, the repair method, modification
                                                      § 39.13   [Amended]                                     2017: At the applicable time specified in             deviation, or alteration deviation must meet
                                                      ■ 2. The FAA amends § 39.13 by                          paragraph 1.E., ‘‘Compliance,’’ of Boeing             the certification basis of the airplane, and the
                                                      removing Airworthiness Directive (AD)                   Service Bulletin 747–52–2308, dated June 5,           approval must specifically refer to this AD.
                                                      2013–01–02, Amendment 39–17316 (78                      2017, do all applicable actions identified as            (4) For service information that contains
                                                      FR 4051, January 18, 2013), and adding                  RC in, and in accordance with the                     steps that are labeled as RC, the provisions
                                                                                                              Accomplishment Instructions of Boeing                 of paragraphs (j)(4)(i) and (j)(4)(ii) of this AD
                                                      the following new AD:
                                                                                                              Service Bulletin 747–52–2308, dated June 5,           apply.
                                                      The Boeing Company: Docket No. FAA–                     2017.
                                                                                                                                                                       (i) The steps labeled as RC, including
                                                          2017–0905; Product Identifier 2017–                    (3) For airplanes identified in Boeing
                                                          NM–090–AD.                                          Service Bulletin 757–52–0093, Revision 1,             substeps under an RC step and any figures
                                                                                                              dated April 21, 2017: At the applicable times         identified in an RC step, must be done to
                                                      (a) Comments Due Date                                                                                         comply with the AD. If a step or substep is
                                                                                                              specified in paragraph 1.E., ‘‘Compliance,’’ of
                                                        We must receive comments by November                  Boeing Service Bulletin 757–52–0093,                  labeled ‘‘RC Exempt,’’ then the RC
                                                      20, 2017.                                               Revision 1, dated April 21, 2017, do all              requirement is removed from that step or
                                                      (b) Affected ADs                                        applicable actions identified as RC in, and in        substep. An AMOC is required for any
                                                                                                              accordance with, the Accomplishment                   deviations to RC steps, including substeps
                                                        This AD replaces AD 2013–01–02,                       Instructions of Boeing Service Bulletin 757–
                                                      Amendment 39–17316 (78 FR 4051, January                                                                       and identified figures.
                                                                                                              52–0093, Revision 1, dated April 21, 2017.               (ii) Steps not labeled as RC may be
                                                      18, 2013) (‘‘AD 2013–01–02’’).                             (4) For airplanes identified in paragraph
                                                                                                                                                                    deviated from using accepted methods in
                                                      (c) Applicability                                       (c)(4) of this AD: Within 24 months after the
                                                                                                              effective date of this AD, replace the nose,          accordance with the operator’s maintenance
                                                         This AD applies to The Boeing Company                forward, and aft cargo door control switches,         or inspection program without obtaining
                                                      airplanes; certificated in any category; as             as applicable, with new improved switches,            approval of an AMOC, provided the RC steps,
                                                      identified in paragraphs (c)(1), (c)(2), (c)(3),        install an arm switch in the forward and aft          including substeps and identified figures, can
                                                      and (c)(4) of this AD.                                  cargo doors, do operational and functional            still be done as specified, and the airplane
                                                         (1) Model 747–8F and 747–8 series                    tests, and do applicable on-condition actions,        can be put back in an airworthy condition.
                                                      airplanes as identified in Boeing Service               in accordance with a method approved by
                                                      Bulletin 747–52–2307, dated May 23, 2017.               the Manager, Seattle ACO Branch, FAA.                 (k) Related Information
                                                         (2) Model 747–100, 747–100B, 747–100B
                                                                                                              (h) Exceptions to Service Information                    (1) For more information about this AD,
                                                      SUD, 747–200B, 747–200C, 747–200F, 747–
                                                      300, 747–400, 747–400D, 747–400F, 747SR,                                                                      contact Caspar Wang, Aerospace Engineer,
                                                                                                                Where Boeing Service Bulletin 747–52–
                                                      and 747SP series airplanes as identified in                                                                   Cabin Safety and Environmental Systems
                                                                                                              2307, dated May 23, 2017; Boeing Service
                                                      Boeing Service Bulletin 747–52–2308, dated              Bulletin 747–52–2308, dated June 5, 2017;             Section, FAA, Seattle ACO Branch, 1601
                                                      June 5, 2017.                                           and Boeing Service Bulletin 757–52–0093,              Lind Avenue SW., Renton, WA 98057–3356;
                                                         (3) Model 757–200, –200PF, –200CB, and               Revision 1, dated April 21, 2017; specify a           phone: 425–917–6414; fax: 425–917–6590;
                                                      –300 series airplanes as identified in Boeing           compliance time after ‘‘the original issue date       email: caspar.wang@faa.gov.
                                                      Service Bulletin 757–52–0093, Revision 1,               of this service bulletin,’’ this AD requires             (2) For service information identified in
                                                      dated April 21, 2017.                                   compliance within the specified compliance            this AD, contact Boeing Commercial
                                                         (4) Model 757–200, –200PF, –200CB, and               time after the effective date of this AD.             Airplanes, Attention: Contractual & Data
                                                      –300 series airplanes, variable numbers                                                                       Services (C&DS), 2600 Westminster Blvd.,
                                                      NP901 through NP904 inclusive.                          (i) Credit for Previous Actions
                                                                                                                                                                    MC 110–SK57, Seal Beach, CA 90740–5600;
                                                                                                                 This paragraph provides credit for the
                                                      (d) Subject                                             actions specified in paragraph (g)(3) of this         telephone: 562–797–1717; Internet: https://
                                                        Air Transport Association (ATA) of                    AD, if those actions were performed before            www.myboeingfleet.com. You may view this
                                                      America Code 52, Doors.                                 the effective date of this AD using Boeing            referenced service information at the FAA,
                                                                                                              Service Bulletin 757–52–0093, dated May 5,            Transport Standards Branch, 1601 Lind
                                                      (e) Unsafe Condition                                    2016.                                                 Avenue SW., Renton, WA. For information
                                                         This AD was prompted by reports of un-                                                                     on the availability of this material at the
                                                      commanded cargo door operation. We are                  (j) Alternative Methods of Compliance
                                                                                                              (AMOCs)                                               FAA, call 425–227–1221.
                                                      issuing this AD to prevent failures of the
                                                      cargo door control switch from allowing un-                (1) The Manager, Seattle ACO Branch,                 Issued in Renton, Washington, on
                                                      commanded movement of the cargo door,                   FAA, has the authority to approve AMOCs               September 27, 2017.
                                                      which if not corrected, could lead to injuries          for this AD, if requested using the procedures        Dionne Palermo,
                                                      to persons and damage to the airplane.                  found in 14 CFR 39.19. In accordance with
                                                                                                              14 CFR 39.19, send your request to your               Acting Director, System Oversight Division,
                                                      (f) Compliance                                          principal inspector or local Flight Standards         Aircraft Certification Service.
                                                         Comply with this AD within the                       District Office, as appropriate. If sending           [FR Doc. 2017–21366 Filed 10–5–17; 8:45 am]
                                                      compliance times specified, unless already              information directly to the manager of the            BILLING CODE 4910–13–P
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                                                      done.                                                   certification office, send it to the attention of
                                                                                                              the person identified in paragraph (k)(1) of
                                                      (g) Required Actions                                    this AD. Information may be emailed to: 9-
                                                         Except as required by paragraph (h) of this          ANM-Seattle-ACO-AMOC-Requests@faa.gov.
                                                      AD: Do the applicable actions specified in                 (2) Before using any approved AMOC,
                                                      paragraphs (g)(1), (g)(2), (g)(3), and (g)(4) of        notify your appropriate principal inspector,
                                                      this AD.                                                or lacking a principal inspector, the manager
                                                         (1) For airplanes identified in Boeing               of the local flight standards district office/
                                                      Service Bulletin 747–52–2307, dated May 23,             certificate holding district office.
                                                      2017: At the applicable time specified in                  (3) An AMOC that provides an acceptable
                                                      paragraph 1.E., ‘‘Compliance,’’ of Boeing               level of safety may be used for any repair,



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Document Created: 2017-10-06 00:08:39
Document Modified: 2017-10-06 00:08:39
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 November 20, 2017.
ContactCaspar Wang, Aerospace Engineer, Cabin Safety and Environmental Systems Section, FAA, Seattle ACO Branch, 1601 Lind Avenue SW., Renton, WA 98057-3356; phone: 425-917-6414; fax: 425- 917-6590; email: [email protected]
FR Citation82 FR 46722 
RIN Number2120-AA64
CFR AssociatedAir Transportation; Aircraft; Aviation Safety; Incorporation by Reference and Safety

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