80_FR_44080 80 FR 43938 - Airworthiness Directives; Bombardier, Inc. Airplanes

80 FR 43938 - Airworthiness Directives; Bombardier, Inc. Airplanes

DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration

Federal Register Volume 80, Issue 142 (July 24, 2015)

Page Range43938-43940
FR Document2015-17937

We are adopting a new airworthiness directive (AD) for certain Bombardier, Inc. Model BD-100-1A10 (Challenger 300) airplanes. This AD was prompted by testing of the spoiler electronic control unit (SECU) software for an upgrade, which revealed a timing error between the command and monitor channels. This AD requires revising the maintenance or inspection program to incorporate repetitive operational tests of the aileron disconnect system, and corrective action if necessary. This AD also requires modification and reidentification of the SECU, which would terminate the repetitive operational tests. We are issuing this AD to prevent a timing error in the SECU software, which, in combination with failure of the roll disconnect switch, could result in complete loss of spoiler functionality and consequent reduced controllability of the airplane.

Federal Register, Volume 80 Issue 142 (Friday, July 24, 2015)
[Federal Register Volume 80, Number 142 (Friday, July 24, 2015)]
[Rules and Regulations]
[Pages 43938-43940]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2015-17937]


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

DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2015-0088; Directorate Identifier 2014-NM-179-AD; 
Amendment 39-18217; AD 2015-15-08]
RIN 2120-AA64


Airworthiness Directives; Bombardier, Inc. Airplanes

AGENCY: Federal Aviation Administration (FAA), Department of 
Transportation (DOT).

ACTION: Final rule.

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

SUMMARY: We are adopting a new airworthiness directive (AD) for certain 
Bombardier, Inc. Model BD-100-1A10 (Challenger 300) airplanes. This AD 
was prompted by testing of the spoiler electronic control unit (SECU) 
software for an upgrade, which revealed a timing error between the 
command and monitor channels. This AD requires revising the maintenance 
or inspection program to incorporate repetitive operational tests of 
the aileron disconnect system, and corrective action if necessary. This 
AD also requires modification and reidentification of the SECU, which 
would terminate the repetitive operational tests. We are issuing this 
AD to prevent a timing error in the SECU software, which, in 
combination with failure of the roll disconnect switch, could result in 
complete loss of spoiler functionality and consequent reduced 
controllability of the airplane.

DATES: This AD becomes effective August 28, 2015.

[[Page 43939]]

    The Director of the Federal Register approved the incorporation by 
reference of a certain publication listed in this AD as of August 28, 
2015.

ADDRESSES: You may examine the AD docket on the Internet at http://www.regulations.gov/#!docketDetail;D=FAA-2015-0088 or in person at the 
Docket Management Facility, U.S. Department of Transportation, Docket 
Operations, M-30, West Building Ground Floor, Room W12-140, 1200 New 
Jersey Avenue SE., Washington, DC.
    For service information identified in this AD, contact Bombardier, 
Inc., 400 C[ocirc]te-Vertu Road West, Dorval, Qu[eacute]bec H4S 1Y9, 
Canada; telephone 514-855-5000; fax 514-855-7401; email 
[email protected]; Internet http://www.bombardier.com. You 
may view this referenced service information at the FAA, Transport 
Airplane Directorate, 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-2015-0088.

FOR FURTHER INFORMATION CONTACT: Assata Dessaline, Aerospace Engineer, 
Avionics and Service Branch, ANE-172, FAA, New York Aircraft 
Certification Office, 1600 Stewart Avenue, Suite 410, Westbury, NY 
11590; telephone 516-228-7301; fax 516-794-5531.

SUPPLEMENTARY INFORMATION: 

Discussion

    We issued a notice of proposed rulemaking (NPRM) to amend 14 CFR 
part 39 by adding an AD that would apply to certain Bombardier, Inc. 
Model BD-100-1A10 (Challenger 300) airplanes. The NPRM published in the 
Federal Register on February 18, 2015 (80 FR 8564).
    Transport Canada Civil Aviation (TCCA), which is the aviation 
authority for Canada, has issued Canadian Airworthiness Directive CF-
2014-24, dated August 5, 2014 (referred to after this as the Mandatory 
Continuing Airworthiness Information, or ``the MCAI''), to correct an 
unsafe condition on certain Bombardier, Inc. Model BD-100-1A10 
(Challenger 300) airplanes. The MCAI states:

    During testing of the software for an upgrade of the spoiler 
electronic control unit (SECU), a timing error between the Command 
and Monitor channels was found in the SECU software. This timing 
error, if not corrected, in combination with the failure of the roll 
disconnect switch, may lead to a complete loss of spoiler 
functionality and result in a reduction or complete loss of 
aeroplane roll control.
    This [Canadian] AD mandates the SECU software modification to 
correct the timing error and to change the inspection interval for a 
maintenance task based on System Functional Hazard Analysis [by 
revising the inspection or maintenance program].

    You may examine the MCAI in the AD docket on the Internet at http://www.regulations.gov/#!documentDetail;D=FAA-2015-0088-0002.

Comments

    We gave the public the opportunity to participate in developing 
this AD. We received no comments on the NPRM (80 FR 8564, February 18, 
2015) or on the determination of the cost to the public.

Conclusion

    We reviewed the relevant data and determined that air safety and 
the public interest require adopting this AD as proposed, with minor 
editorial changes. We have determined that these minor changes:
     Are consistent with the intent that was proposed in the 
NPRM (80 FR 8564, February 18, 2015) for correcting the unsafe 
condition; and
     Do not add any additional burden upon the public than was 
already proposed in the NPRM (80 FR 8564, February 18, 2015).

Related Service Information Under 1 CFR Part 51

    Bombardier, Inc. has issued Service Bulletin 100-27-16, dated 
October 31, 2013. The service information describes procedures for 
modification and reidentification of the SECU. 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 of this AD.

Costs of Compliance

    We estimate that this AD affects 107 airplanes of U.S. registry.
    We also estimate that it takes up to 6 work-hours per product to 
comply with the basic requirements of this AD. The average labor rate 
is $85 per work-hour. Based on these figures, we estimate the cost of 
this AD on U.S. operators to be up to $54,570, or up to $510 per 
product.
    We have received no definitive data on the parts cost for doing the 
modification in this AD.

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.

Regulatory Findings

    We determined that this AD will not have federalism implications 
under Executive Order 13132. This AD will not have a substantial direct 
effect on the States, on the relationship between the national 
government and the States, or on the distribution of power and 
responsibilities among the various levels of government.
    For the reasons discussed above, I certify that this AD:
    1. Is not a ``significant regulatory action'' under Executive Order 
12866;
    2. 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.

Examining the AD Docket

    You may examine the AD docket on the Internet at http://www.regulations.gov/#!docketDetail;D=FAA-2015-0088; 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 
AD, 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.

List of Subjects in 14 CFR Part 39

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

Adoption of the Amendment

    Accordingly, under the authority delegated to me by the 
Administrator,

[[Page 43940]]

the FAA amends 14 CFR part 39 as follows:

PART 39--AIRWORTHINESS DIRECTIVES

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

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


Sec.  39.13  [Amended]

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

AD 2015-15-08 Bombardier, Inc.: Amendment 39-18217. Docket No. FAA-
2015-0088; Directorate Identifier 2014-NM-179-AD.

(a) Effective Date

    This AD becomes effective August 28, 2015.

(b) Affected ADs

    None.

(c) Applicability

    This AD applies to Bombardier, Inc. Model BD-100-1A10 
(Challenger 300) airplanes, equipped with a spoiler electronic 
control unit (SECU) having part number (P/N) C47330-006, C47330-007, 
or C47330-008; certificated in any category.

(d) Subject

    Air Transport Association (ATA) of America Code 27, Flight 
Controls.

(e) Reason

    This AD was prompted by testing of the spoiler electronic 
control unit (SECU) software for an upgrade, which revealed a timing 
error between the command and monitor channels. We are issuing this 
AD to prevent a timing error in the SECU software, which, in 
combination with failure of the roll disconnect switch, could result 
in complete loss of spoiler functionality and consequent reduced 
controllability of the airplane.

(f) Compliance

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

(g) Revision of the Maintenance or Inspection Program

    Within 600 flight hours since the most recent operational test 
of the aileron disconnect system for spoiler functionality as of the 
effective date of this AD, or within 400 flight hours after the 
effective date of this AD, whichever occurs first: Revise the 
maintenance or inspection program, as applicable, to incorporate 
repetitive operational tests of the aileron disconnect system for 
spoiler functionality, and all applicable corrective actions, using 
a method approved by the Manager, New York ACO, ANE-170, FAA.

    Note 1 to paragraph (g) of this AD:  Guidance on operational 
tests of the aileron disconnect system can be found in the 
Bombardier Inc., BD-100-1A10 Time Limits/Maintenance Checks (TLMC) 
Manual.

(h) Modification of the SECU

    Within 1,600 flight hours or 48 months after the effective date 
of this AD, whichever occurs first: Modify and re-identify the SECU, 
in accordance with the Accomplishment Instructions of Bombardier 
Service Bulletin 100-27-16, dated October 31, 2013. Doing the 
actions required by this paragraph terminates the actions required 
by paragraph (g) of this AD.

(i) Parts Installation Prohibition

    As of the effective date of this AD, no person may install an 
SECU, P/N C47330-006, C47330-007, or C47330-008, on any airplane.

(j) Other FAA AD Provisions

    The following provisions also apply to this AD:
    (1) Alternative Methods of Compliance (AMOCs): The Manager, New 
York Aircraft Certification Office (ACO), ANE-170, 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 ACO, send it to ATTN: Program Manager, Continuing 
Operational Safety, FAA, New York ACO, 1600 Stewart Avenue, Suite 
410, Westbury, NY 11590; telephone 516-228-7300; fax 516-794-5531. 
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. The AMOC approval letter must specifically reference this 
AD.
    (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, New York ACO, 
ANE-170, FAA; or TCCA; or Bombardier, Inc.'s TCCA DAO. If approved 
by the DAO, the approval must include the DAO-authorized signature.

(k) Related Information

    Refer to Mandatory Continuing Airworthiness Information (MCAI) 
Canadian Airworthiness Directive CF-2014-24, dated August 5, 2014, 
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 it in Docket No. FAA-2015-0088-0002.

(l) Material Incorporated by Reference

    (1) The Director of the Federal Register approved the 
incorporation by reference (IBR) of the service information listed 
in this paragraph under 5 U.S.C. 552(a) and 1 CFR part 51.
    (2) You must use this service information as applicable to do 
the actions required by this AD, unless this AD specifies otherwise.
    (i) Bombardier Service Bulletin 100-27-16, dated October 31, 
2013.
    (ii) Reserved.
    (3) For service information identified in this AD, contact 
Bombardier, Inc., 400 C[ocirc]te-Vertu Road West, Dorval, 
Qu[eacute]bec H4S 1Y9, Canada; telephone 514-855-5000; fax 514-855-
7401; email [email protected]; Internet http://www.bombardier.com.
    (4) You may view this service information at the FAA, Transport 
Airplane Directorate, 1601 Lind Avenue SW., Renton, WA. For 
information on the availability of this material at the FAA, call 
425-227-1221.
    (5) You may view this service information that is incorporated 
by reference at the National Archives and Records Administration 
(NARA). For information on the availability of this material at 
NARA, call 202-741-6030, or go to: http://www.archives.gov/federal-register/cfr/ibr-locations.html.

    Issued in Renton, Washington, on July 15, 2015.
Suzanne Masterson,
Acting Manager, Transport Airplane Directorate, Aircraft Certification 
Service.
[FR Doc. 2015-17937 Filed 7-23-15; 8:45 am]
BILLING CODE 4910-13-P



                                             43938                Federal Register / Vol. 80, No. 142 / Friday, July 24, 2015 / Rules and Regulations

                                             List of Subjects in 14 CFR Part 39                       newly manufactured stop plate made of                 baesystems.com; Internet http://
                                                                                                      tufnol, in accordance with the                        www.baesystems.com/Businesses/
                                               Air transportation, Aircraft, Aviation                 Accomplishment Instructions of BAE                    RegionalAircraft/index.htm.
                                             safety, Incorporation by reference,                      Systems (Operations) Limited Inspection                  (4) You may view this service information
                                             Safety.                                                  Service Bulletin J41–27–068, dated January            at the FAA, Transport Airplane Directorate,
                                                                                                      21, 2014.                                             1601 Lind Avenue SW., Renton, WA. For
                                             Adoption of the Amendment
                                                                                                                                                            information on the availability of this
                                                                                                      (h) Other FAA AD Provisions
                                               Accordingly, under the authority                                                                             material at the FAA, call 425–227–1221.
                                             delegated to me by the Administrator,                       The following provisions also apply to this           (5) You may view this service information
                                             the FAA amends 14 CFR part 39 as                         AD:                                                   that is incorporated by reference at the
                                                                                                         (1) Alternative Methods of Compliance              National Archives and Records
                                             follows:                                                 (AMOCs): The Manager, International                   Administration (NARA). For information on
                                                                                                      Branch, ANM–116, Transport Airplane                   the availability of this material at NARA, call
                                             PART 39—AIRWORTHINESS                                    Directorate, FAA, has the authority to
                                             DIRECTIVES                                                                                                     202–741–6030, or go to: http://
                                                                                                      approve AMOCs for this AD, if requested               www.archives.gov/federal-register/cfr/ibr-
                                                                                                      using the procedures found in 14 CFR 39.19.           locations.html.
                                             ■ 1. The authority citation for part 39                  In accordance with 14 CFR 39.19, send your
                                             continues to read as follows:                            request to your principal inspector or local            Issued in Renton, Washington, on July 15,
                                                 Authority: 49 U.S.C. 106(g), 40113, 44701.           Flight Standards District Office, as                  2015.
                                                                                                      appropriate. If sending information directly          Suzanne Masterson,
                                             § 39.13   [Amended]                                      to the International Branch, send it to ATTN:         Acting Manager, Transport Airplane
                                             ■ 2. The FAA amends § 39.13 by adding                    Todd Thompson, Aerospace Engineer,                    Directorate, Aircraft Certification Service.
                                             the following new airworthiness                          International Branch, ANM–116, Transport
                                                                                                                                                            [FR Doc. 2015–17933 Filed 7–23–15; 8:45 am]
                                                                                                      Airplane Directorate, FAA, 1601 Lind
                                             directive (AD):                                          Avenue SW., Renton, WA 98057–3356;                    BILLING CODE 4910–13–P
                                             2015–15–09 BAE Systems (Operations)                      telephone: 425–227–1175; fax: 425–227–
                                                 Limited: Amendment 39–18218. Docket                  1149. Information may be emailed to: 9-
                                                 No. FAA–2015–2957; Directorate                       ANM-116-AMOC-REQUESTS@faa.gov.                        DEPARTMENT OF TRANSPORTATION
                                                 Identifier 2015–NM–089–AD.                           Before using any approved AMOC, notify
                                                                                                      your appropriate principal inspector, or              Federal Aviation Administration
                                             (a) Effective Date                                       lacking a principal inspector, the manager of
                                               This AD becomes effective August 10,                   the local flight standards district office/           14 CFR Part 39
                                             2015.                                                    certificate holding district office. The AMOC
                                                                                                      approval letter must specifically reference           [Docket No. FAA–2015–0088; Directorate
                                             (b) Affected ADs                                         this AD.                                              Identifier 2014–NM–179–AD; Amendment
                                               None.                                                     (2) Contacting the Manufacturer: For any           39–18217; AD 2015–15–08]
                                                                                                      requirement in this AD to obtain corrective
                                             (c) Applicability
                                                                                                      actions from a manufacturer, the action must          RIN 2120–AA64
                                                This AD applies to BAE Systems                        be accomplished using a method approved
                                             (Operations) Limited Model 4101 airplanes,               by the Manager, International Branch, ANM–            Airworthiness Directives; Bombardier,
                                             certificated in any category, all serial                 116, Transport Airplane Directorate, FAA; or          Inc. Airplanes
                                             numbers.                                                 the European Aviation Safety Agency
                                             (d) Subject                                              (EASA); or BAE Systems (Operations)                   AGENCY:  Federal Aviation
                                                                                                      Limited’s EASA Design Organization                    Administration (FAA), Department of
                                               Air Transport Association (ATA) of                     Approval (DOA). If approved by the DOA,               Transportation (DOT).
                                             America Code 27, Flight controls.                        the approval must include the DOA-
                                                                                                                                                            ACTION: Final rule.
                                             (e) Reason                                               authorized signature.
                                                This AD was prompted by a report that the             (i) Related Information                               SUMMARY:   We are adopting a new
                                             pitch trim jammed in the fully down position                Refer to Mandatory Continuing                      airworthiness directive (AD) for certain
                                             due to incorrectly adjusted travel stops of the          Airworthiness Information (MCAI) EASA AD              Bombardier, Inc. Model BD–100–1A10
                                             pitch trim servo motor, causing parts of the             2015–0099, dated June 3, 2015, for related            (Challenger 300) airplanes. This AD was
                                             stop plates to break off and allowing the                information. You may examine the MCAI on              prompted by testing of the spoiler
                                             servo motor to force contact of the swaged               the Internet at http://www.regulations.gov by         electronic control unit (SECU) software
                                             stop on the trim cable with the stop plates.             searching for and locating Docket No. FAA–            for an upgrade, which revealed a timing
                                             We are issuing this AD to detect and correct             2015–2957.
                                             broken stop arms of the stop plates, which
                                                                                                                                                            error between the command and
                                             could lead to the pitch trim jamming, loss of            (j) Material Incorporated by Reference                monitor channels. This AD requires
                                             control of the elevator trim, and possible                  (1) The Director of the Federal Register           revising the maintenance or inspection
                                             reduced control of the airplane.                         approved the incorporation by reference               program to incorporate repetitive
                                                                                                      (IBR) of the service information listed in this       operational tests of the aileron
                                             (f) Compliance                                           paragraph under 5 U.S.C. 552(a) and 1 CFR             disconnect system, and corrective action
                                                Comply with this AD within the                        part 51.                                              if necessary. This AD also requires
                                             compliance times specified, unless already                  (2) You must use this service information          modification and reidentification of the
                                             done.                                                    as applicable to do the actions required by
                                                                                                      this AD, unless this AD specifies otherwise.          SECU, which would terminate the
                                             (g) One-Time Inspection                                     (i) BAE Systems (Operations) Limited               repetitive operational tests. We are
                                                Within 30 days after the effective date of            Inspection Service Bulletin J41–27–068,               issuing this AD to prevent a timing error
                                             this AD: Do a one-time detailed inspection               dated January 21, 2014.                               in the SECU software, which, in
                                             for damage of the stop arms of the stop                     (ii) Reserved.                                     combination with failure of the roll
rmajette on DSK2VPTVN1PROD with RULES




                                             plates, and an adjustment of the electric trim              (3) For service information identified in          disconnect switch, could result in
                                             limit switches, in accordance with the                   this AD, contact BAE Systems (Operations)             complete loss of spoiler functionality
                                             Accomplishment Instructions of BAE                       Limited, Customer Information Department,             and consequent reduced controllability
                                             Systems (Operations) Limited Inspection                  Prestwick International Airport, Ayrshire,
                                             Service Bulletin J41–27–068, dated January               KA9 2RW, Scotland, United Kingdom;                    of the airplane.
                                             21, 2014. If any damage is found, before                 telephone: +44 1292 675207; fax: +44 1292             DATES: This AD becomes effective
                                             further flight, replace the stop plate with a            675704; email: RApublications@                        August 28, 2015.


                                        VerDate Sep<11>2014   14:07 Jul 23, 2015   Jkt 235001   PO 00000   Frm 00028   Fmt 4700   Sfmt 4700   E:\FR\FM\24JYR1.SGM   24JYR1


                                                                  Federal Register / Vol. 80, No. 142 / Friday, July 24, 2015 / Rules and Regulations                                           43939

                                               The Director of the Federal Register                   result in a reduction or complete loss of             the FAA Administrator. ‘‘Subtitle VII:
                                             approved the incorporation by reference                  aeroplane roll control.                               Aviation Programs,’’ describes in more
                                             of a certain publication listed in this AD                 This [Canadian] AD mandates the SECU                detail the scope of the Agency’s
                                                                                                      software modification to correct the timing
                                             as of August 28, 2015.                                                                                         authority.
                                                                                                      error and to change the inspection interval
                                             ADDRESSES: You may examine the AD                        for a maintenance task based on System                   We are issuing this rulemaking under
                                             docket on the Internet at http://                        Functional Hazard Analysis [by revising the           the authority described in ‘‘Subtitle VII,
                                             www.regulations.gov/                                     inspection or maintenance program].                   Part A, Subpart III, Section 44701:
                                             #!docketDetail;D=FAA-2015-0088 or in                      You may examine the MCAI in the                      General requirements.’’ Under that
                                             person at the Docket Management                          AD docket on the Internet at http://                  section, Congress charges the FAA with
                                             Facility, U.S. Department of                             www.regulations.gov/#!documentDetail;                 promoting safe flight of civil aircraft in
                                             Transportation, Docket Operations, M–                    D=FAA-2015-0088-0002.                                 air commerce by prescribing regulations
                                             30, West Building Ground Floor, Room                                                                           for practices, methods, and procedures
                                             W12–140, 1200 New Jersey Avenue SE.,                     Comments                                              the Administrator finds necessary for
                                             Washington, DC.                                            We gave the public the opportunity to               safety in air commerce. This regulation
                                               For service information identified in                  participate in developing this AD. We                 is within the scope of that authority
                                             this AD, contact Bombardier, Inc., 400                   received no comments on the NPRM (80                  because it addresses an unsafe condition
                                             Côte-Vertu Road West, Dorval, Québec                   FR 8564, February 18, 2015) or on the                 that is likely to exist or develop on
                                             H4S 1Y9, Canada; telephone 514–855–                      determination of the cost to the public.              products identified in this rulemaking
                                             5000; fax 514–855–7401; email thd.crj@                                                                         action.
                                             aero.bombardier.com; Internet http://                    Conclusion
                                                                                                                                                            Regulatory Findings
                                             www.bombardier.com. You may view                           We reviewed the relevant data and
                                             this referenced service information at                   determined that air safety and the                      We determined that this AD will not
                                             the FAA, Transport Airplane                              public interest require adopting this AD              have federalism implications under
                                             Directorate, 1601 Lind Avenue SW.,                       as proposed, with minor editorial                     Executive Order 13132. This AD will
                                             Renton, WA. For information on the                       changes. We have determined that these                not have a substantial direct effect on
                                             availability of this material at the FAA,                minor changes:                                        the States, on the relationship between
                                             call 425–227–1221. It is also available                    • Are consistent with the intent that               the national government and the States,
                                             on the Internet at http://                               was proposed in the NPRM (80 FR 8564,                 or on the distribution of power and
                                             www.regulations.gov by searching for                     February 18, 2015) for correcting the                 responsibilities among the various
                                             and locating Docket No. FAA–2015–                        unsafe condition; and                                 levels of government.
                                             0088.                                                      • Do not add any additional burden                    For the reasons discussed above, I
                                                                                                      upon the public than was already                      certify that this AD:
                                             FOR FURTHER INFORMATION CONTACT:                         proposed in the NPRM (80 FR 8564,
                                             Assata Dessaline, Aerospace Engineer,                                                                            1. Is not a ‘‘significant regulatory
                                                                                                      February 18, 2015).                                   action’’ under Executive Order 12866;
                                             Avionics and Service Branch, ANE–172,
                                             FAA, New York Aircraft Certification                     Related Service Information Under 1                     2. Is not a ‘‘significant rule’’ under the
                                             Office, 1600 Stewart Avenue, Suite 410,                  CFR Part 51                                           DOT Regulatory Policies and Procedures
                                             Westbury, NY 11590; telephone 516–                                                                             (44 FR 11034, February 26, 1979);
                                                                                                        Bombardier, Inc. has issued Service
                                             228–7301; fax 516–794–5531.                                                                                      3. Will not affect intrastate aviation in
                                                                                                      Bulletin 100–27–16, dated October 31,
                                                                                                                                                            Alaska; and
                                             SUPPLEMENTARY INFORMATION:                               2013. The service information describes
                                                                                                      procedures for modification and                         4. Will not have a significant
                                             Discussion                                                                                                     economic impact, positive or negative,
                                                                                                      reidentification of the SECU. This
                                               We issued a notice of proposed                         service information is reasonably                     on a substantial number of small entities
                                             rulemaking (NPRM) to amend 14 CFR                        available because the interested parties              under the criteria of the Regulatory
                                             part 39 by adding an AD that would                       have access to it through their normal                Flexibility Act.
                                             apply to certain Bombardier, Inc. Model                  course of business or by the means                    Examining the AD Docket
                                             BD–100–1A10 (Challenger 300)                             identified in the ADDRESSES section of
                                             airplanes. The NPRM published in the                     this AD.                                                You may examine the AD docket on
                                             Federal Register on February 18, 2015                                                                          the Internet at http://www.regulations.
                                             (80 FR 8564).                                            Costs of Compliance                                   gov/#!docketDetail;D=FAA-2015-0088;
                                               Transport Canada Civil Aviation                          We estimate that this AD affects 107                or in person at the Docket Management
                                             (TCCA), which is the aviation authority                  airplanes of U.S. registry.                           Facility between 9 a.m. and 5 p.m.,
                                             for Canada, has issued Canadian                            We also estimate that it takes up to 6              Monday through Friday, except Federal
                                             Airworthiness Directive CF–2014–24,                      work-hours per product to comply with                 holidays. The AD docket contains this
                                             dated August 5, 2014 (referred to after                  the basic requirements of this AD. The                AD, the regulatory evaluation, any
                                             this as the Mandatory Continuing                         average labor rate is $85 per work-hour.              comments received, and other
                                             Airworthiness Information, or ‘‘the                      Based on these figures, we estimate the               information. The street address for the
                                             MCAI’’), to correct an unsafe condition                  cost of this AD on U.S. operators to be               Docket Operations office (telephone
                                             on certain Bombardier, Inc. Model BD–                    up to $54,570, or up to $510 per                      800–647–5527) is in the ADDRESSES
                                             100–1A10 (Challenger 300) airplanes.                     product.                                              section.
                                             The MCAI states:                                           We have received no definitive data                 List of Subjects in 14 CFR Part 39
                                                                                                      on the parts cost for doing the
                                               During testing of the software for an
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                                                                                                      modification in this AD.                                Air transportation, Aircraft, Aviation
                                             upgrade of the spoiler electronic control unit
                                                                                                                                                            safety, Incorporation by reference,
                                             (SECU), a timing error between the Command               Authority for This Rulemaking
                                             and Monitor channels was found in the                                                                          Safety.
                                             SECU software. This timing error, if not                   Title 49 of the United States Code
                                                                                                                                                            Adoption of the Amendment
                                             corrected, in combination with the failure of            specifies the FAA’s authority to issue
                                             the roll disconnect switch, may lead to a                rules on aviation safety. Subtitle I,                   Accordingly, under the authority
                                             complete loss of spoiler functionality and               section 106, describes the authority of               delegated to me by the Administrator,


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                                             43940                Federal Register / Vol. 80, No. 142 / Friday, July 24, 2015 / Rules and Regulations

                                             the FAA amends 14 CFR part 39 as                         (h) Modification of the SECU                          855–7401; email thd.crj@
                                             follows:                                                    Within 1,600 flight hours or 48 months             aero.bombardier.com; Internet http://
                                                                                                      after the effective date of this AD, whichever        www.bombardier.com.
                                             PART 39—AIRWORTHINESS                                    occurs first: Modify and re-identify the                 (4) You may view this service information
                                             DIRECTIVES                                               SECU, in accordance with the                          at the FAA, Transport Airplane Directorate,
                                                                                                      Accomplishment Instructions of Bombardier             1601 Lind Avenue SW., Renton, WA. For
                                             ■ 1. The authority citation for part 39                  Service Bulletin 100–27–16, dated October             information on the availability of this
                                             continues to read as follows:                            31, 2013. Doing the actions required by this          material at the FAA, call 425–227–1221.
                                                                                                      paragraph terminates the actions required by             (5) You may view this service information
                                                 Authority: 49 U.S.C. 106(g), 40113, 44701.           paragraph (g) of this AD.                             that is incorporated by reference at the
                                                                                                                                                            National Archives and Records
                                             § 39.13   [Amended]                                      (i) Parts Installation Prohibition                    Administration (NARA). For information on
                                             ■ 2. The FAA amends § 39.13 by adding                       As of the effective date of this AD, no            the availability of this material at NARA, call
                                             the following new airworthiness                          person may install an SECU, P/N C47330–               202–741–6030, or go to: http://
                                             directive (AD):                                          006, C47330–007, or C47330–008, on any                www.archives.gov/federal-register/cfr/ibr-
                                                                                                      airplane.                                             locations.html.
                                             AD 2015–15–08 Bombardier, Inc.:
                                                Amendment 39–18217. Docket No.                        (j) Other FAA AD Provisions                             Issued in Renton, Washington, on July 15,
                                                FAA–2015–0088; Directorate Identifier                                                                       2015.
                                                                                                         The following provisions also apply to this
                                                2014–NM–179–AD.                                                                                             Suzanne Masterson,
                                                                                                      AD:
                                             (a) Effective Date                                          (1) Alternative Methods of Compliance              Acting Manager, Transport Airplane
                                                                                                      (AMOCs): The Manager, New York Aircraft               Directorate, Aircraft Certification Service.
                                               This AD becomes effective August 28,
                                                                                                      Certification Office (ACO), ANE–170, FAA,             [FR Doc. 2015–17937 Filed 7–23–15; 8:45 am]
                                             2015.
                                                                                                      has the authority to approve AMOCs for this           BILLING CODE 4910–13–P
                                             (b) Affected ADs                                         AD, if requested using the procedures found
                                               None.                                                  in 14 CFR 39.19. In accordance with 14 CFR
                                                                                                      39.19, send your request to your principal            DEPARTMENT OF TRANSPORTATION
                                             (c) Applicability                                        inspector or local Flight Standards District
                                                This AD applies to Bombardier, Inc. Model             Office, as appropriate. If sending information        Federal Aviation Administration
                                             BD–100–1A10 (Challenger 300) airplanes,                  directly to the ACO, send it to ATTN:
                                             equipped with a spoiler electronic control               Program Manager, Continuing Operational
                                                                                                      Safety, FAA, New York ACO, 1600 Stewart               14 CFR Part 39
                                             unit (SECU) having part number (P/N)
                                             C47330–006, C47330–007, or C47330–008;                   Avenue, Suite 410, Westbury, NY 11590;                [Docket No. FAA–2014–1052; Directorate
                                             certificated in any category.                            telephone 516–228–7300; fax 516–794–5531.             Identifier 2014–NM–140–AD; Amendment
                                                                                                      Before using any approved AMOC, notify                39–18210; AD 2015–15–01]
                                             (d) Subject                                              your appropriate principal inspector, or
                                               Air Transport Association (ATA) of                     lacking a principal inspector, the manager of         RIN 2120–AA64
                                             America Code 27, Flight Controls.                        the local flight standards district office/
                                                                                                      certificate holding district office. The AMOC         Airworthiness Directives; The Boeing
                                             (e) Reason                                               approval letter must specifically reference           Company Airplanes
                                                This AD was prompted by testing of the                this AD.
                                             spoiler electronic control unit (SECU)                      (2) Contacting the Manufacturer: For any           AGENCY:  Federal Aviation
                                             software for an upgrade, which revealed a                requirement in this AD to obtain corrective           Administration (FAA), DOT.
                                             timing error between the command and                     actions from a manufacturer, the action must          ACTION: Final rule.
                                             monitor channels. We are issuing this AD to              be accomplished using a method approved
                                             prevent a timing error in the SECU software,             by the Manager, New York ACO, ANE–170,                SUMMARY:   We are superseding
                                             which, in combination with failure of the roll           FAA; or TCCA; or Bombardier, Inc.’s TCCA              Airworthiness Directive (AD) 2004–13–
                                             disconnect switch, could result in complete              DAO. If approved by the DAO, the approval             02, which applied to certain The Boeing
                                             loss of spoiler functionality and consequent             must include the DAO-authorized signature.            Company Model 747–100, –200B, and
                                             reduced controllability of the airplane.
                                                                                                      (k) Related Information                               –200F series airplanes. AD 2004–13–02
                                             (f) Compliance                                                                                                 required repetitive inspections to find
                                                                                                        Refer to Mandatory Continuing
                                                Comply with this AD within the                        Airworthiness Information (MCAI) Canadian             discrepancies in the upper and lower
                                             compliance times specified, unless already               Airworthiness Directive CF–2014–24, dated             skins of the fuselage lap joints, and
                                             done.                                                    August 5, 2014, for related information. This         repair if necessary. This new AD adds
                                             (g) Revision of the Maintenance or                       MCAI may be found in the AD docket on the             post-repair inspections for cracking and
                                             Inspection Program                                       Internet at http://www.regulations.gov by             corrosion, and repair if necessary;
                                                                                                      searching for and locating it in Docket No.           structural modification at the lap joints;
                                                Within 600 flight hours since the most                FAA–2015–0088–0002.
                                             recent operational test of the aileron                                                                         and post-modification inspections for
                                             disconnect system for spoiler functionality as           (l) Material Incorporated by Reference                cracking and corrosion, and repair if
                                             of the effective date of this AD, or within 400             (1) The Director of the Federal Register           necessary. This AD was prompted by an
                                             flight hours after the effective date of this AD,        approved the incorporation by reference               evaluation by the design approval
                                             whichever occurs first: Revise the                       (IBR) of the service information listed in this       holder (DAH) that indicates the
                                             maintenance or inspection program, as                    paragraph under 5 U.S.C. 552(a) and 1 CFR             longitudinal lap joints are subject to
                                             applicable, to incorporate repetitive                    part 51.                                              widespread fatigue damage (WFD). The
                                             operational tests of the aileron disconnect                 (2) You must use this service information          actions mandated by this AD are
                                             system for spoiler functionality, and all                as applicable to do the actions required by           necessary to reach the limit of validity
                                             applicable corrective actions, using a method            this AD, unless this AD specifies otherwise.          (LOV). We are issuing this AD to detect
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                                             approved by the Manager, New York ACO,                      (i) Bombardier Service Bulletin 100–27–16,
                                             ANE–170, FAA.                                                                                                  and correct fatigue cracking in the upper
                                                                                                      dated October 31, 2013.
                                                Note 1 to paragraph (g) of this AD:                      (ii) Reserved.                                     and lower skins of the fuselage lap
                                             Guidance on operational tests of the aileron                (3) For service information identified in          joints, which could result in sudden
                                             disconnect system can be found in the                    this AD, contact Bombardier, Inc., 400 Côte-         fracture and failure of a lap joint and
                                             Bombardier Inc., BD–100–1A10 Time Limits/                Vertu Road West, Dorval, Québec H4S 1Y9,             rapid in-flight decompression of the
                                             Maintenance Checks (TLMC) Manual.                        Canada; telephone 514–855–5000; fax 514–              airplane fuselage.


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Document Created: 2018-02-23 09:24:37
Document Modified: 2018-02-23 09:24:37
CategoryRegulatory Information
CollectionFederal Register
sudoc ClassAE 2.7:
GS 4.107:
AE 2.106:
PublisherOffice of the Federal Register, National Archives and Records Administration
SectionRules and Regulations
ActionFinal rule.
DatesThis AD becomes effective August 28, 2015.
ContactAssata Dessaline, Aerospace Engineer, Avionics and Service Branch, ANE-172, FAA, New York Aircraft Certification Office, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; telephone 516-228-7301; fax 516-794-5531.
FR Citation80 FR 43938 
RIN Number2120-AA64
CFR AssociatedAir Transportation; Aircraft; Aviation Safety; Incorporation by Reference and Safety

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