81_FR_5967 81 FR 5944 - Airworthiness Directives; DG Flugzeugbau GmbH Gliders

81 FR 5944 - Airworthiness Directives; DG Flugzeugbau GmbH Gliders

DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration

Federal Register Volume 81, Issue 23 (February 4, 2016)

Page Range5944-5946
FR Document2016-01962

We propose to adopt a new airworthiness directive (AD) for DG Flugzeugbau GmbH Model DG-1000T gliders equipped with a Solo Kleinmotoren Model 2350 C engine that would revise AD 2015-09-04. This proposed AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as engine shaft failure and consequent propeller detachment. We are issuing this proposed AD to require actions to address the unsafe condition on these products.

Federal Register, Volume 81 Issue 23 (Thursday, February 4, 2016)
[Federal Register Volume 81, Number 23 (Thursday, February 4, 2016)]
[Proposed Rules]
[Pages 5944-5946]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2016-01962]



[[Page 5944]]

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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2015-1130; Directorate Identifier 2015-CE-008-AD]
RIN 2120-AA64


Airworthiness Directives; DG Flugzeugbau GmbH Gliders

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

ACTION: Notice of proposed rulemaking (NPRM).

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

SUMMARY: We propose to adopt a new airworthiness directive (AD) for DG 
Flugzeugbau GmbH Model DG-1000T gliders equipped with a Solo 
Kleinmotoren Model 2350 C engine that would revise AD 2015-09-04. This 
proposed AD results from mandatory continuing airworthiness information 
(MCAI) originated by an aviation authority of another country to 
identify and correct an unsafe condition on an aviation product. The 
MCAI describes the unsafe condition as engine shaft failure and 
consequent propeller detachment. We are issuing this proposed AD to 
require actions to address the unsafe condition on these products.

DATES: We must receive comments on this proposed AD by March 21, 2016.

ADDRESSES: You may send comments 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: U.S. Department of Transportation, Docket 
Operations, M-30, West Building Ground Floor, Room W12-140, 1200 New 
Jersey Avenue SE., Washington, DC 20590, between 9 a.m. and 5 p.m., 
Monday through Friday, except Federal holidays.
    For service information identified in this proposed AD, contact 
Solo Kleinmotoren GmbH, Postfach 600152, 71050 Sindelfingen, Germany; 
telephone: +49 7031 301-0; fax: +49 7031 301-136; email: germany.com">aircraft@solo-germany.com; Internet: http://aircraft.solo-online.com and DG 
Flugzeugbau GmbH, Otto Lilienthal Weg 2/Am Flugplatz, 76646 Bruchsal, 
Germany; telephone: +49 7251 3020-0; fax: +49 7251 3020-200; email: 
[email protected]; Internet: http://www.dg-flugzeugbau.de/ 
index.php?id=1329. You may view this referenced service information at 
the FAA, Small Airplane Directorate, 901 Locust, Kansas City, Missouri 
64106. For information on the availability of this material at the FAA, 
call (816) 329-4148.

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-2015-
1130; 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 proposed AD, the regulatory evaluation, any comments 
received, and other information. The street address for the Docket 
Office (telephone (800) 647-5527) is in the ADDRESSES section. Comments 
will be available in the AD docket shortly after receipt.

FOR FURTHER INFORMATION CONTACT: Jim Rutherford, Aerospace Engineer, 
901 Locust, Room 301, Kansas City, Missouri 64106; telephone: (816) 
329-4165; fax: (816) 329-4090; email: [email protected].

SUPPLEMENTARY INFORMATION:

Comments Invited

    We invite you to send any written relevant data, views, or 
arguments about this proposed AD. Send your comments to an address 
listed under the ADDRESSES section. Include ``Docket No. FAA-2015-1130; 
Directorate Identifier 2015-CE-008-AD'' at the beginning of your 
comments. We specifically invite comments on the overall regulatory, 
economic, environmental, and energy aspects of this proposed AD. We 
will consider all comments received by the closing date and may amend 
this proposed AD because of those comments.
    We will post all comments we receive, without change, to http://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 April 22, 2015, we issued AD 2015-09-04, Amendment 39-18150 (80 
FR 25591, May 5, 2015). That AD required actions intended to address an 
unsafe condition on DG Flugzeugbau GmbH Model DG-1000T gliders equipped 
with a Solo Kleinmotoren Model 2350 C engine and was based on mandatory 
continuing airworthiness information (MCAI) originated by an aviation 
authority of another country.
    Since we issued AD 2015-09-04, Amendment 39-18150 (80 FR 25591, May 
5, 2015), new service information has been issued that includes 
procedures for replacement of excenter axle-pulley assembly and 
installation of an elastomeric damper element between the propeller and 
upper pulley. This optional modification will allow resuming engine 
operation.
    The European Aviation Safety Agency (EASA), which is the Technical 
Agent for the Member States of the European Community, has issued AD 
No.: 2015-0052R1, dated November 19, 2015 (referred to after this as 
``the MCAI''), to correct the above-referenced unsafe condition for the 
specified products. The MCAI states:

    An occurrence of engine shaft failure and consequent propeller 
detachment was reported on a Solo 2350 C engine.
    This condition, if not corrected, could lead to additional cases 
of release of the propeller from the engine, possibly resulting in 
damage to the sailplane, or injury to persons on the ground.
    To address this unsafe condition, EASA issued Emergency AD 2013-
0217-E to prohibit operation of the engine. That AD was later 
revised to introduce an optional modification, through Solo 
Kleinmotoren Service Bulletin (SB) 4603-14, to install a modified 
excenter axle-pulley assembly, allowing to resume operation of the 
engine.
    Since EASA AD 2013-0217R1 was issued, another occurrence of 
engine shaft failure and propeller detachment was reported on a Solo 
2350 C engine which had been modified in accordance with Solo 
Kleinmotoren SB 4603-14.
    Consequently, EASA issued Emergency AD 2015-0052-E, which 
superseded AD 2013-0217R1, to prohibit operation of all Solo 2350 C 
engines, including those engines which had been modified in 
accordance with Solo Kleinmotoren SB 4603-14. That AD also required 
a one-time inspection of the propeller shaft to detect cracks and 
the reporting of findings.
    Since that AD was issued, Solo Kleinmotoren GmbH developed 
modification drawing nb. 2031211-V2 available for in service 
application through Solo SB 4603-17 and DG Flugzeugbau GmbH 
developed modifications drawing nb. 10 M 067, available for in 
service application through DG Flugzeugbau Technical Note (TN) 1000/
26 which include replacement of excenter axle-pulley assembly and 
installation of an elastomeric damper element between the propeller 
and upper pulley.
    This AD is revised to introduce optional modifications to allow 
resuming operation of an engine.

    You may examine the MCAI on the Internet at http://www.regulations.gov by searching for and locating Docket No. FAA-2015-
1130.

[[Page 5945]]

Related Service Information Under 1 CFR 51

    We reviewed Solo Kleinmotoren GmbH Anleitung zur Inspektion 
(English translation: Inspection Instruction), Nr. 4603-1, Ausgabe 
(English translation: Dated) March 26, 2015; Solo Kleinmotoren GmbH 
Technische Mitteilung (English translation: Service Bulletin) Nr. 4603-
17, Ausgabe (English translation: Dated) July 15, 2015; and DG 
Flugzeugbau GmbH Technical note No. 1000/26, dated September 23, 2015, 
with 10M072 titled Propellermontage nach TM 1000-26 (English 
translation: Propeller assembly TN 1000-26), dated July 14, 2015. Solo 
Kleinmotoren GmbH Anleitung zur Inspektion (English translation: 
Inspection Instruction), Nr. 4603-1, Ausgabe (English translation: 
Dated) March 26, 2015, describes procedures for inspecting the 
propeller shaft for cracking and reporting the results to the 
manufacturer. Solo Kleinmotoren GmbH Techniseche Mitteilung (English 
translation: Service Bulletin) Nr. 4603-17, Ausgabe (English 
translation: Dated) July 15, 2015, describes procedures for replacement 
of the excenter axle-pulley assembly. DG Flugzeugbau GmbH Technical 
note No. 1000/26, dated September 23, 2015, describes procedures for 
removing the excenter axle-pulley assembly and sending it to Solo 
Kleinmotoren GmbH for modification with a new rear bearing, axle, and 
elastomeric damper element. This service information is reasonably 
available because the interested parties have access to it through 
their normal course of business or by the means identified in the 
ADDRESSES section.

FAA's Determination and Requirements of the Proposed AD

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

Costs of Compliance

    We estimate that this proposed AD would affect 2 products of U.S. 
registry. We also estimate that it would take about .5 work-hour per 
product to comply with the basic operational limitation requirement of 
this proposed AD. The average labor rate is $85 per work-hour.
    Based on these figures, we estimate the cost of this portion of 
this proposed AD on U.S. operators to be $85, or $42.50 per product.
    We also estimate that it would take about 1.5 work-hours per 
product to comply with the basic axle inspection (remove, inspect, and 
reinstall) requirement of this proposed AD. The average labor rate is 
$85 per work-hour.
    Based on these figures, we estimate the cost of this portion of 
this proposed AD on U.S. operators to be $255, or $127.50 per product.
    We also estimate that it would take about 2 work-hours per product 
to comply with the optional axle with drive belt pulley unit 
replacement and engine test run of this proposed AD. The average labor 
rate is $85 per work-hour. Required parts would cost about $100 per 
product.
    Based on these figures, we estimate the cost of this optional 
proposed AD action on U.S. operators to be $540, or $270 per product.
    We also estimate that it would take about .5 work-hour per product 
to comply with the removal of the operational limitation requirement 
after doing the optional replacement of this proposed AD. The average 
labor rate is $85 per work-hour.
    Based on these figures, we estimate the cost of this proposed AD 
action on U.S. operators to be $85, or $42.50 per product.

Paperwork Reduction Act

    A federal agency may not conduct or sponsor, and a person is not 
required to respond to, nor shall a person be subject to penalty for 
failure to comply with a collection of information subject to the 
requirements of the Paperwork Reduction Act unless that collection of 
information displays a current valid OMB control number. The control 
number for the collection of information required by this AD is 2120-
0056. The paperwork cost associated with this AD has been detailed in 
the Costs of Compliance section of this document and includes time for 
reviewing instructions, as well as completing and reviewing the 
collection of information. Therefore, all reporting associated with 
this AD is mandatory. Comments concerning the accuracy of this burden 
and suggestions for reducing the burden should be directed to the FAA 
at 800 Independence Ave. SW., Washington, DC 20591. ATTN: Information 
Collection Clearance Officer, AES-200.

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 proposed AD would not have federalism 
implications under Executive Order 13132. This proposed AD would not 
have a substantial direct effect on the States, on the relationship 
between the national Government and the States, or on the distribution 
of power and responsibilities among the various levels of government.
    For the reasons discussed above, I certify this proposed 
regulation:
    (1) Is not a ``significant regulatory action'' under Executive 
Order 12866,
    (2) Is not a ``significant rule'' under the DOT Regulatory Policies 
and Procedures (44 FR 11034, February 26, 1979),
    (3) Will not affect intrastate aviation in Alaska, and
    (4) Will not have a significant economic impact, positive or 
negative, on a substantial number of small entities under the criteria 
of the Regulatory Flexibility Act.

List of Subjects in 14 CFR Part 39

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

The Proposed Amendment

    Accordingly, under the authority delegated to me by the 
Administrator, the FAA proposes to amend 14 CFR part 39 as follows:

PART 39--AIRWORTHINESS DIRECTIVES

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

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

[[Page 5946]]

Sec.  39.13  [Amended]

0
2. The FAA amends Sec.  39.13 by removing Amendment 39-18150 (80 FR 
25591, May 5, 2015), and adding the following new AD:

DG Flugzeugbau GmbH: Docket No. FAA-2015-1130; Directorate 
Identifier 2015-CE-008-AD.

(a) Comments Due Date

    We must receive comments by March 21, 2016.

(b) Affected ADs

    This AD replaces AD 2015-09-04, Amendment 39-18150 (80 FR 25591, 
May 5, 2015) (``AD 2015-09-04'').

(c) Applicability

    This AD applies to DG Flugzeugbau GmbH Model DG-1000T gliders, 
all serial numbers, that are:
    (1) Equipped with a Solo Kleinmotoren Model 2350 C engine; and
    (2) Certificated in any category.

(d) Subject

    Air Transport Association of America (ATA) Code 72: Engine.

(e) Reason

    This AD was prompted by mandatory continuing airworthiness 
information (MCAI) issued by the aviation authority of another 
country to identify and correct an unsafe condition on an aviation 
product. The MCAI describes the unsafe condition as engine shaft 
failure with consequent propeller detachment. We are issuing this AD 
to prevent failure of the engine shaft with consequent propeller 
detachment, which could result in damage to the glider or injury of 
persons on the ground.

(f) Actions and Compliance

    Unless already done, do the following actions:
    (1) As of November 25, 2013 (the effective date retained from AD 
2013-22-14, Amendment 39-17646 (78 FR 65869, November 4, 2013)), do 
not operate the engine unless the engine is modified following 
instructions that are FAA-approved specifically for this AD.
    (2) Modification of an engine following the instructions in Solo 
Kleinmotoren Service Bulletin 4603-14, dated April 28, 2014, is not 
an acceptable modification to comply with paragraph (f)(1) of this 
AD.
    (3) As of May 26, 2015 (the effective date retained from AD 
2015-09-04), place a copy of this AD into the Limitations section of 
the aircraft flight manual (AFM).
    (4) Within the next 30 days after May 26, 2015 (the effective 
date retained from AD 2015-09-04), do a one-time inspection 
(magnetic particle or dye penetrant) of the propeller shaft 
following Solo Kleinmotoren GmbH Anleitung zur Inspektion (English 
translation: Inspection Instruction), Nr. 4603-1, Ausgabe (English 
translation: Dated) March 26, 2015.

    Note 1 to paragraph (f)(4) of this AD: This service information 
contains German to English translation. The EASA used the English 
translation in referencing the document. For enforceability 
purposes, we will refer to the Solo Kleinmotoren service information 
as it appears on the document.

    (5) Within the next 30 days after May 26, 2015 (the effective 
date retained from AD 2015-09-04), report the results of the 
inspection required in paragraph (f)(4) of this AD to Solo 
Kleinmotoren GmbH. Include the serial number of the engine and the 
operational time since change of the axle in your report. You may 
find contact information for Solo Kleinmotoren GmbH in paragraph (h) 
of this AD.
    (6) At any time after the effective date of this AD, you may 
modify the engine following Solo Kleinmotoren GmbH Techniseche 
Mitteilung (English translation: Service Bulletin) Nr. 4603-17, 
Ausgabe (English translation: Dated) July 15, 2015; and DG 
Flugzeugbau GmbH Technical note No. 1000/26, dated September 23, 
2015, with 10M072 titled Propellermontage nach TM 1000-26 (English 
translation: Propeller assembly TN 1000-26), dated July 14, 2015. 
This modification allows engine operation.

    Note 1 to paragraph (f)(6) of this AD: This service information 
contains German to English translation. The EASA used the English 
translation in referencing the document. For enforceability 
purposes, we will refer to the Solo Kleinmotoren service information 
and the DG Flugzeugbau GmbH as it appears on the document.

    (7) Before further flight after doing the modification allowed 
in (f)(6) of this AD, remove the AD placed into the Limitations 
section of the AFM as required in paragraph (f)(3) of this AD.

 (g) Other FAA AD Provisions

    The following provisions also apply to this AD:
    (1) Alternative Methods of Compliance (AMOCs): The Manager, 
Standards Office, FAA, has the authority to approve AMOCs for this 
AD, if requested using the procedures found in 14 CFR 39.19. Send 
information to ATTN: Jim Rutherford, Aerospace Engineer, 901 Locust, 
Room 301, Kansas City, Missouri 64106; telephone: (816) 329-4165; 
fax: (816) 329-4090; email: [email protected]. Before using any 
approved AMOC on any airplane to which the AMOC applies, notify your 
appropriate principal inspector (PI) in the FAA Flight Standards 
District Office (FSDO), or lacking a PI, your local FSDO.
    (2) Airworthy Product: For any requirement in this AD to obtain 
corrective actions from a manufacturer or other source, use these 
actions if they are FAA-approved. Corrective actions are considered 
FAA-approved if they are approved by the State of Design Authority 
(or their delegated agent). You are required to assure the product 
is airworthy before it is returned to service.
    (3) Reporting Requirements: For any reporting requirement in 
this AD, a federal agency may not conduct or sponsor, and a person 
is not required to respond to, nor shall a person be subject to a 
penalty for failure to comply with a collection of information 
subject to the requirements of the Paperwork Reduction Act unless 
that collection of information displays a current valid OMB Control 
Number. The OMB Control Number for this information collection is 
2120-0056. Public reporting for this collection of information is 
estimated to be approximately 5 minutes per response, including the 
time for reviewing instructions, completing and reviewing the 
collection of information. All responses to this collection of 
information are mandatory. Comments concerning the accuracy of this 
burden and suggestions for reducing the burden should be directed to 
the FAA at: 800 Independence Ave. SW., Washington, DC 20591, Attn: 
Information Collection Clearance Officer, AES-200.

(h) Related Information

    Refer to MCAI European Aviation Safety Agency (EASA) AD No.: 
2015-0052R1, dated November 19, 2015, for related information. You 
may examine the MCAI on the Internet at http://www.regulations.gov 
by searching for and locating Docket No. FAA-2015-1130. For service 
information related to this AD, contact Solo Kleinmotoren GmbH, 
Postfach 600152, 71050 Sindelfingen, Germany; telephone: +49 7031 
301-0; fax: +49 7031 301-136; email: germany.com">aircraft@solo-germany.com; 
Internet: http://aircraft.solo-online.com and DG Flugzeugbau GmbH, 
Otto Lilienthal Weg 2/Am Flugplatz, 76646 Bruchsal, Germany; 
telephone: +49 7251 3020-0; fax: +49 7251 3020-200; email: 
[email protected]; Internet: http://www.dg-flugzeugbau.de/index.php?id=1329. You may view this referenced service information 
at the FAA, Small Airplane Directorate, 901 Locust, Kansas City, 
Missouri 64106. For information on the availability of this material 
at the FAA, call (816) 329-4148.

    Issued in Kansas City, Missouri, on January 28, 2016.
Pat Mullen,
Acting Manager, Small Airplane Directorate, Aircraft Certification 
Service.
[FR Doc. 2016-01962 Filed 2-3-16; 8:45 am]
BILLING CODE 4910-13-P



                                                      5944                  Federal Register / Vol. 81, No. 23 / Thursday, February 4, 2016 / Proposed Rules

                                                      DEPARTMENT OF TRANSPORTATION                            wassenaar@dg-flugzeugbau.de; Internet:                information (MCAI) originated by an
                                                                                                              http://www.dg-flugzeugbau.de/                         aviation authority of another country.
                                                      Federal Aviation Administration                         index.php?id=1329. You may view this                     Since we issued AD 2015–09–04,
                                                                                                              referenced service information at the                 Amendment 39–18150 (80 FR 25591,
                                                      14 CFR Part 39                                          FAA, Small Airplane Directorate, 901                  May 5, 2015), new service information
                                                      [Docket No. FAA–2015–1130; Directorate                  Locust, Kansas City, Missouri 64106.                  has been issued that includes
                                                      Identifier 2015–CE–008–AD]                              For information on the availability of                procedures for replacement of excenter
                                                                                                              this material at the FAA, call (816) 329–             axle-pulley assembly and installation of
                                                      RIN 2120–AA64                                           4148.                                                 an elastomeric damper element between
                                                      Airworthiness Directives; DG                            Examining the AD Docket                               the propeller and upper pulley. This
                                                      Flugzeugbau GmbH Gliders                                   You may examine the AD docket on                   optional modification will allow
                                                                                                              the Internet at http://                               resuming engine operation.
                                                      AGENCY: Federal Aviation
                                                      Administration (FAA), Department of                     www.regulations.gov by searching for                     The European Aviation Safety Agency
                                                      Transportation (DOT).                                   and locating Docket No. FAA–2015–                     (EASA), which is the Technical Agent
                                                                                                              1130; or in person at the Docket                      for the Member States of the European
                                                      ACTION: Notice of proposed rulemaking
                                                                                                              Management Facility between 9 a.m.                    Community, has issued AD No.: 2015–
                                                      (NPRM).                                                                                                       0052R1, dated November 19, 2015
                                                                                                              and 5 p.m., Monday through Friday,
                                                      SUMMARY:   We propose to adopt a new                    except Federal holidays. The AD docket                (referred to after this as ‘‘the MCAI’’), to
                                                      airworthiness directive (AD) for DG                     contains this proposed AD, the                        correct the above-referenced unsafe
                                                      Flugzeugbau GmbH Model DG–1000T                         regulatory evaluation, any comments                   condition for the specified products.
                                                      gliders equipped with a Solo                            received, and other information. The                  The MCAI states:
                                                      Kleinmotoren Model 2350 C engine that                   street address for the Docket Office                     An occurrence of engine shaft failure and
                                                      would revise AD 2015–09–04. This                        (telephone (800) 647–5527) is in the                  consequent propeller detachment was
                                                      proposed AD results from mandatory                      ADDRESSES section. Comments will be                   reported on a Solo 2350 C engine.
                                                      continuing airworthiness information                    available in the AD docket shortly after                 This condition, if not corrected, could lead
                                                      (MCAI) originated by an aviation                        receipt.                                              to additional cases of release of the propeller
                                                                                                              FOR FURTHER INFORMATION CONTACT: Jim                  from the engine, possibly resulting in damage
                                                      authority of another country to identify
                                                                                                              Rutherford, Aerospace Engineer, 901                   to the sailplane, or injury to persons on the
                                                      and correct an unsafe condition on an                                                                         ground.
                                                      aviation product. The MCAI describes                    Locust, Room 301, Kansas City,
                                                                                                                                                                       To address this unsafe condition, EASA
                                                      the unsafe condition as engine shaft                    Missouri 64106; telephone: (816) 329–                 issued Emergency AD 2013–0217–E to
                                                      failure and consequent propeller                        4165; fax: (816) 329–4090; email:                     prohibit operation of the engine. That AD
                                                      detachment. We are issuing this                         jim.rutherford@faa.gov.                               was later revised to introduce an optional
                                                      proposed AD to require actions to                       SUPPLEMENTARY INFORMATION:                            modification, through Solo Kleinmotoren
                                                      address the unsafe condition on these                                                                         Service Bulletin (SB) 4603–14, to install a
                                                                                                              Comments Invited                                      modified excenter axle-pulley assembly,
                                                      products.
                                                                                                                We invite you to send any written                   allowing to resume operation of the engine.
                                                      DATES:  We must receive comments on                     relevant data, views, or arguments about                 Since EASA AD 2013–0217R1 was issued,
                                                      this proposed AD by March 21, 2016.                     this proposed AD. Send your comments                  another occurrence of engine shaft failure
                                                      ADDRESSES: You may send comments by                     to an address listed under the                        and propeller detachment was reported on a
                                                      any of the following methods:                                                                                 Solo 2350 C engine which had been modified
                                                                                                              ADDRESSES section. Include ‘‘Docket No.
                                                        • Federal eRulemaking Portal: Go to                                                                         in accordance with Solo Kleinmotoren SB
                                                                                                              FAA–2015–1130; Directorate Identifier                 4603–14.
                                                      http://www.regulations.gov. Follow the                  2015–CE–008–AD’’ at the beginning of                     Consequently, EASA issued Emergency AD
                                                      instructions for submitting comments.                   your comments. We specifically invite                 2015–0052–E, which superseded AD 2013–
                                                        • Fax: (202) 493–2251.                                comments on the overall regulatory,                   0217R1, to prohibit operation of all Solo 2350
                                                        • Mail: U.S. Department of                            economic, environmental, and energy                   C engines, including those engines which
                                                      Transportation, Docket Operations, M–                   aspects of this proposed AD. We will                  had been modified in accordance with Solo
                                                      30, West Building Ground Floor, Room                    consider all comments received by the                 Kleinmotoren SB 4603–14. That AD also
                                                      W12–140, 1200 New Jersey Avenue SE.,                    closing date and may amend this                       required a one-time inspection of the
                                                      Washington, DC 20590.                                                                                         propeller shaft to detect cracks and the
                                                                                                              proposed AD because of those
                                                         • Hand Delivery: U.S. Department of                  comments.
                                                                                                                                                                    reporting of findings.
                                                      Transportation, Docket Operations, M–                                                                            Since that AD was issued, Solo
                                                                                                                We will post all comments we                        Kleinmotoren GmbH developed modification
                                                      30, West Building Ground Floor, Room                    receive, without change, to http://                   drawing nb. 2031211–V2 available for in
                                                      W12–140, 1200 New Jersey Avenue SE.,                    regulations.gov, including any personal               service application through Solo SB 4603–17
                                                      Washington, DC 20590, between 9 a.m.                    information you provide. We will also                 and DG Flugzeugbau GmbH developed
                                                      and 5 p.m., Monday through Friday,                      post a report summarizing each                        modifications drawing nb. 10 M 067,
                                                      except Federal holidays.                                substantive verbal contact we receive                 available for in service application through
                                                         For service information identified in                about this proposed AD.                               DG Flugzeugbau Technical Note (TN) 1000/
                                                      this proposed AD, contact Solo                                                                                26 which include replacement of excenter
                                                      Kleinmotoren GmbH, Postfach 600152,                     Discussion                                            axle-pulley assembly and installation of an
asabaliauskas on DSK5VPTVN1PROD with PROPOSALS




                                                      71050 Sindelfingen, Germany;                              On April 22, 2015, we issued AD                     elastomeric damper element between the
                                                                                                                                                                    propeller and upper pulley.
                                                      telephone: +49 7031 301–0; fax: +49                     2015–09–04, Amendment 39–18150 (80
                                                                                                                                                                       This AD is revised to introduce optional
                                                      7031 301–136; email: aircraft@solo-                     FR 25591, May 5, 2015). That AD                       modifications to allow resuming operation of
                                                      germany.com; Internet: http://                          required actions intended to address an               an engine.
                                                      aircraft.solo-online.com and DG                         unsafe condition on DG Flugzeugbau
                                                      Flugzeugbau GmbH, Otto Lilienthal Weg                   GmbH Model DG–1000T gliders                             You may examine the MCAI on the
                                                      2/Am Flugplatz, 76646 Bruchsal,                         equipped with a Solo Kleinmotoren                     Internet at http://www.regulations.gov
                                                      Germany; telephone: +49 7251 3020–0;                    Model 2350 C engine and was based on                  by searching for and locating Docket No.
                                                      fax: +49 7251 3020–200; email:                          mandatory continuing airworthiness                    FAA–2015–1130.


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                                                                            Federal Register / Vol. 81, No. 23 / Thursday, February 4, 2016 / Proposed Rules                                                5945

                                                      Related Service Information Under 1                     limitation requirement of this proposed               Authority for This Rulemaking
                                                      CFR 51                                                  AD. The average labor rate is $85 per                    Title 49 of the United States Code
                                                         We reviewed Solo Kleinmotoren                        work-hour.                                            specifies the FAA’s authority to issue
                                                      GmbH Anleitung zur Inspektion                              Based on these figures, we estimate                rules on aviation safety. Subtitle I,
                                                      (English translation: Inspection                        the cost of this portion of this proposed             section 106, describes the authority of
                                                      Instruction), Nr. 4603–1, Ausgabe                       AD on U.S. operators to be $85, or                    the FAA Administrator. ‘‘Subtitle VII:
                                                      (English translation: Dated) March 26,                  $42.50 per product.                                   Aviation Programs,’’ describes in more
                                                      2015; Solo Kleinmotoren GmbH                               We also estimate that it would take                detail the scope of the Agency’s
                                                      Technische Mitteilung (English                          about 1.5 work-hours per product to                   authority.
                                                      translation: Service Bulletin) Nr. 4603–                comply with the basic axle inspection                    We are issuing this rulemaking under
                                                      17, Ausgabe (English translation: Dated)                (remove, inspect, and reinstall)                      the authority described in ‘‘Subtitle VII,
                                                      July 15, 2015; and DG Flugzeugbau                       requirement of this proposed AD. The                  Part A, Subpart III, section 44701:
                                                      GmbH Technical note No. 1000/26,                        average labor rate is $85 per work-hour.              General requirements.’’ Under that
                                                      dated September 23, 2015, with 10M072                      Based on these figures, we estimate                section, Congress charges the FAA with
                                                      titled Propellermontage nach TM 1000–                   the cost of this portion of this proposed             promoting safe flight of civil aircraft in
                                                      26 (English translation: Propeller                      AD on U.S. operators to be $255, or                   air commerce by prescribing regulations
                                                      assembly TN 1000–26), dated July 14,                    $127.50 per product.                                  for practices, methods, and procedures
                                                      2015. Solo Kleinmotoren GmbH                               We also estimate that it would take                the Administrator finds necessary for
                                                      Anleitung zur Inspektion (English                       about 2 work-hours per product to                     safety in air commerce. This regulation
                                                      translation: Inspection Instruction), Nr.               comply with the optional axle with                    is within the scope of that authority
                                                      4603–1, Ausgabe (English translation:                   drive belt pulley unit replacement and                because it addresses an unsafe condition
                                                      Dated) March 26, 2015, describes                        engine test run of this proposed AD. The              that is likely to exist or develop on
                                                      procedures for inspecting the propeller                 average labor rate is $85 per work-hour.              products identified in this rulemaking
                                                      shaft for cracking and reporting the                    Required parts would cost about $100                  action.
                                                      results to the manufacturer. Solo                       per product.                                          Regulatory Findings
                                                      Kleinmotoren GmbH Techniseche                              Based on these figures, we estimate
                                                      Mitteilung (English translation: Service                                                                        We determined that this proposed AD
                                                                                                              the cost of this optional proposed AD                 would not have federalism implications
                                                      Bulletin) Nr. 4603–17, Ausgabe (English                 action on U.S. operators to be $540, or
                                                      translation: Dated) July 15, 2015,                                                                            under Executive Order 13132. This
                                                                                                              $270 per product.                                     proposed AD would not have a
                                                      describes procedures for replacement of
                                                      the excenter axle-pulley assembly. DG                      We also estimate that it would take                substantial direct effect on the States, on
                                                      Flugzeugbau GmbH Technical note No.                     about .5 work-hour per product to                     the relationship between the national
                                                      1000/26, dated September 23, 2015,                      comply with the removal of the                        Government and the States, or on the
                                                      describes procedures for removing the                   operational limitation requirement after              distribution of power and
                                                      excenter axle-pulley assembly and                       doing the optional replacement of this                responsibilities among the various
                                                      sending it to Solo Kleinmotoren GmbH                    proposed AD. The average labor rate is                levels of government.
                                                      for modification with a new rear                        $85 per work-hour.                                      For the reasons discussed above, I
                                                      bearing, axle, and elastomeric damper                      Based on these figures, we estimate                certify this proposed regulation:
                                                                                                              the cost of this proposed AD action on                  (1) Is not a ‘‘significant regulatory
                                                      element. This service information is
                                                                                                              U.S. operators to be $85, or $42.50 per               action’’ under Executive Order 12866,
                                                      reasonably available because the                                                                                (2) Is not a ‘‘significant rule’’ under
                                                      interested parties have access to it                    product.
                                                                                                                                                                    the DOT Regulatory Policies and
                                                      through their normal course of business                 Paperwork Reduction Act                               Procedures (44 FR 11034, February 26,
                                                      or by the means identified in the                                                                             1979),
                                                      ADDRESSES section.                                        A federal agency may not conduct or
                                                                                                              sponsor, and a person is not required to                (3) Will not affect intrastate aviation
                                                      FAA’s Determination and Requirements                    respond to, nor shall a person be subject             in Alaska, and
                                                      of the Proposed AD                                                                                              (4) Will not have a significant
                                                                                                              to penalty for failure to comply with a
                                                                                                                                                                    economic impact, positive or negative,
                                                        This product has been approved by                     collection of information subject to the
                                                                                                                                                                    on a substantial number of small entities
                                                      the aviation authority of another                       requirements of the Paperwork
                                                                                                                                                                    under the criteria of the Regulatory
                                                      country, and is approved for operation                  Reduction Act unless that collection of
                                                                                                                                                                    Flexibility Act.
                                                      in the United States. Pursuant to our                   information displays a current valid
                                                      bilateral agreement with this State of                  OMB control number. The control                       List of Subjects in 14 CFR Part 39
                                                      Design Authority, they have notified us                 number for the collection of information                Air transportation, Aircraft, Aviation
                                                      of the unsafe condition described in the                required by this AD is 2120–0056. The                 safety, Incorporation by reference,
                                                      MCAI and service information                            paperwork cost associated with this AD                Safety.
                                                      referenced above. We are proposing this                 has been detailed in the Costs of
                                                      AD because we evaluated all                             Compliance section of this document                   The Proposed Amendment
                                                      information and determined the unsafe                   and includes time for reviewing                         Accordingly, under the authority
                                                      condition exists and is likely to exist or              instructions, as well as completing and               delegated to me by the Administrator,
asabaliauskas on DSK5VPTVN1PROD with PROPOSALS




                                                      develop on other products of the same                   reviewing the collection of information.              the FAA proposes to amend 14 CFR part
                                                      type design.                                            Therefore, all reporting associated with              39 as follows:
                                                                                                              this AD is mandatory. Comments
                                                      Costs of Compliance                                     concerning the accuracy of this burden                PART 39—AIRWORTHINESS
                                                        We estimate that this proposed AD                     and suggestions for reducing the burden               DIRECTIVES
                                                      would affect 2 products of U.S. registry.               should be directed to the FAA at 800
                                                      We also estimate that it would take                     Independence Ave. SW., Washington,                    ■ 1. The authority citation for part 39
                                                      about .5 work-hour per product to                       DC 20591. ATTN: Information                           continues to read as follows:
                                                      comply with the basic operational                       Collection Clearance Officer, AES–200.                    Authority: 49 U.S.C. 106(g), 40113, 44701.



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                                                      5946                  Federal Register / Vol. 81, No. 23 / Thursday, February 4, 2016 / Proposed Rules

                                                      § 39.13   [Amended]                                     document. For enforceability purposes, we             collection is 2120–0056. Public reporting for
                                                      ■ 2. The FAA amends § 39.13 by                          will refer to the Solo Kleinmotoren service           this collection of information is estimated to
                                                                                                              information as it appears on the document.            be approximately 5 minutes per response,
                                                      removing Amendment 39–18150 (80 FR
                                                                                                                 (5) Within the next 30 days after May 26,          including the time for reviewing instructions,
                                                      25591, May 5, 2015), and adding the                                                                           completing and reviewing the collection of
                                                      following new AD:                                       2015 (the effective date retained from AD
                                                                                                              2015–09–04), report the results of the                information. All responses to this collection
                                                      DG Flugzeugbau GmbH: Docket No. FAA–                    inspection required in paragraph (f)(4) of this       of information are mandatory. Comments
                                                         2015–1130; Directorate Identifier 2015–              AD to Solo Kleinmotoren GmbH. Include the             concerning the accuracy of this burden and
                                                         CE–008–AD.                                           serial number of the engine and the                   suggestions for reducing the burden should
                                                                                                              operational time since change of the axle in          be directed to the FAA at: 800 Independence
                                                      (a) Comments Due Date                                                                                         Ave. SW., Washington, DC 20591, Attn:
                                                                                                              your report. You may find contact
                                                        We must receive comments by March 21,                 information for Solo Kleinmotoren GmbH in             Information Collection Clearance Officer,
                                                      2016.                                                   paragraph (h) of this AD.                             AES–200.
                                                      (b) Affected ADs                                           (6) At any time after the effective date of        (h) Related Information
                                                                                                              this AD, you may modify the engine
                                                        This AD replaces AD 2015–09–04,                                                                                Refer to MCAI European Aviation Safety
                                                                                                              following Solo Kleinmotoren GmbH
                                                      Amendment 39–18150 (80 FR 25591, May 5,                                                                       Agency (EASA) AD No.: 2015–0052R1, dated
                                                                                                              Techniseche Mitteilung (English translation:
                                                      2015) (‘‘AD 2015–09–04’’).                                                                                    November 19, 2015, for related information.
                                                                                                              Service Bulletin) Nr. 4603–17, Ausgabe
                                                                                                                                                                    You may examine the MCAI on the Internet
                                                      (c) Applicability                                       (English translation: Dated) July 15, 2015;
                                                                                                                                                                    at http://www.regulations.gov by searching
                                                                                                              and DG Flugzeugbau GmbH Technical note
                                                         This AD applies to DG Flugzeugbau GmbH                                                                     for and locating Docket No. FAA–2015–1130.
                                                                                                              No. 1000/26, dated September 23, 2015, with
                                                      Model DG–1000T gliders, all serial numbers,                                                                   For service information related to this AD,
                                                                                                              10M072 titled Propellermontage nach TM
                                                      that are:                                                                                                     contact Solo Kleinmotoren GmbH, Postfach
                                                                                                              1000–26 (English translation: Propeller
                                                         (1) Equipped with a Solo Kleinmotoren                                                                      600152, 71050 Sindelfingen, Germany;
                                                                                                              assembly TN 1000–26), dated July 14, 2015.
                                                      Model 2350 C engine; and                                                                                      telephone: +49 7031 301–0; fax: +49 7031
                                                                                                              This modification allows engine operation.
                                                         (2) Certificated in any category.                                                                          301–136; email: aircraft@solo-germany.com;
                                                                                                                 Note 1 to paragraph (f)(6) of this AD: This        Internet: http://aircraft.solo-online.com and
                                                      (d) Subject                                             service information contains German to                DG Flugzeugbau GmbH, Otto Lilienthal Weg
                                                        Air Transport Association of America                  English translation. The EASA used the                2/Am Flugplatz, 76646 Bruchsal, Germany;
                                                      (ATA) Code 72: Engine.                                  English translation in referencing the                telephone: +49 7251 3020–0; fax: +49 7251
                                                                                                              document. For enforceability purposes, we             3020–200; email: wassenaar@dg-
                                                      (e) Reason                                              will refer to the Solo Kleinmotoren service           flugzeugbau.de; Internet: http://www.dg-
                                                         This AD was prompted by mandatory                    information and the DG Flugzeugbau GmbH               flugzeugbau.de/index.php?id=1329. You may
                                                      continuing airworthiness information (MCAI)             as it appears on the document.                        view this referenced service information at
                                                      issued by the aviation authority of another                (7) Before further flight after doing the          the FAA, Small Airplane Directorate, 901
                                                      country to identify and correct an unsafe               modification allowed in (f)(6) of this AD,            Locust, Kansas City, Missouri 64106. For
                                                      condition on an aviation product. The MCAI              remove the AD placed into the Limitations             information on the availability of this
                                                      describes the unsafe condition as engine                section of the AFM as required in paragraph           material at the FAA, call (816) 329–4148.
                                                      shaft failure with consequent propeller                 (f)(3) of this AD.
                                                      detachment. We are issuing this AD to                                                                           Issued in Kansas City, Missouri, on January
                                                      prevent failure of the engine shaft with                (g) Other FAA AD Provisions                           28, 2016.
                                                      consequent propeller detachment, which                     The following provisions also apply to this        Pat Mullen,
                                                      could result in damage to the glider or injury          AD:                                                   Acting Manager, Small Airplane Directorate,
                                                      of persons on the ground.                                  (1) Alternative Methods of Compliance              Aircraft Certification Service.
                                                                                                              (AMOCs): The Manager, Standards Office,               [FR Doc. 2016–01962 Filed 2–3–16; 8:45 am]
                                                      (f) Actions and Compliance
                                                                                                              FAA, has the authority to approve AMOCs
                                                         Unless already done, do the following                                                                      BILLING CODE 4910–13–P
                                                                                                              for this AD, if requested using the procedures
                                                      actions:                                                found in 14 CFR 39.19. Send information to
                                                         (1) As of November 25, 2013 (the effective           ATTN: Jim Rutherford, Aerospace Engineer,
                                                      date retained from AD 2013–22–14,                       901 Locust, Room 301, Kansas City, Missouri           DEPARTMENT OF TRANSPORTATION
                                                      Amendment 39–17646 (78 FR 65869,                        64106; telephone: (816) 329–4165; fax: (816)
                                                      November 4, 2013)), do not operate the                  329–4090; email: jim.rutherford@faa.gov.              Federal Aviation Administration
                                                      engine unless the engine is modified                    Before using any approved AMOC on any
                                                      following instructions that are FAA-approved            airplane to which the AMOC applies, notify            14 CFR Part 71
                                                      specifically for this AD.                               your appropriate principal inspector (PI) in
                                                         (2) Modification of an engine following the          the FAA Flight Standards District Office              [Docket No. FAA–2016–0835; Airspace
                                                      instructions in Solo Kleinmotoren Service               (FSDO), or lacking a PI, your local FSDO.             Docket No. 16–ASW–1]
                                                      Bulletin 4603–14, dated April 28, 2014, is not             (2) Airworthy Product: For any requirement
                                                      an acceptable modification to comply with               in this AD to obtain corrective actions from          Proposed Establishment of Class E
                                                      paragraph (f)(1) of this AD.                            a manufacturer or other source, use these             Airspace; Hollis, OK
                                                         (3) As of May 26, 2015 (the effective date           actions if they are FAA-approved. Corrective
                                                      retained from AD 2015–09–04), place a copy              actions are considered FAA-approved if they
                                                                                                                                                                    AGENCY: Federal Aviation
                                                      of this AD into the Limitations section of the          are approved by the State of Design Authority         Administration (FAA), DOT.
                                                      aircraft flight manual (AFM).                           (or their delegated agent). You are required          ACTION: Notice of proposed rulemaking
                                                         (4) Within the next 30 days after May 26,            to assure the product is airworthy before it          (NPRM).
                                                      2015 (the effective date retained from AD               is returned to service.
                                                      2015–09–04), do a one-time inspection                      (3) Reporting Requirements: For any                SUMMARY:   This action proposes to
asabaliauskas on DSK5VPTVN1PROD with PROPOSALS




                                                      (magnetic particle or dye penetrant) of the             reporting requirement in this AD, a federal           establish Class E airspace at Hollis, OK.
                                                      propeller shaft following Solo Kleinmotoren             agency may not conduct or sponsor, and a              Controlled airspace is necessary to
                                                      GmbH Anleitung zur Inspektion (English                  person is not required to respond to, nor             accommodate new Standard Instrument
                                                      translation: Inspection Instruction), Nr.               shall a person be subject to a penalty for
                                                      4603–1, Ausgabe (English translation: Dated)
                                                                                                                                                                    Approach Procedures developed at
                                                                                                              failure to comply with a collection of
                                                      March 26, 2015.                                                                                               Hollis Municipal Airport, for the safety
                                                                                                              information subject to the requirements of
                                                         Note 1 to paragraph (f)(4) of this AD: This          the Paperwork Reduction Act unless that               and management of Instrument Flight
                                                      service information contains German to                  collection of information displays a current          Rules (IFR) operations at the airport.
                                                      English translation. The EASA used the                  valid OMB Control Number. The OMB                     DATES: Comments must be received on
                                                      English translation in referencing the                  Control Number for this information                   or before March 21, 2016.


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Document Created: 2016-02-04 00:31:24
Document Modified: 2016-02-04 00:31:24
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 March 21, 2016.
ContactJim Rutherford, Aerospace Engineer, 901 Locust, Room 301, Kansas City, Missouri 64106; telephone: (816) 329-4165; fax: (816) 329-4090; email: [email protected]
FR Citation81 FR 5944 
RIN Number2120-AA64
CFR AssociatedAir Transportation; Aircraft; Aviation Safety; Incorporation by Reference and Safety

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