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PROPOSED AD DASSAULT AVIATION: Docket No. FAA-2017-0475; Directorate Identifier 2016-NM-142-AD.
(a) COMMENTS DUE DATE

    We must receive comments by July 6, 2017.

(b) AFFECTED ADS

    None.

(c) APPLICABILITY

    This  AD  applies  to  Dassault Aviation Model  FALCON 2000 and FALCON
    2000EX airplanes, certificated in any category, all serial numbers.

(d) SUBJECT

    Air Transport Association (ATA) of America Code 30,  Ice and Rain Pro-
    tection.

(e) REASON

    This AD was prompted by reports of ice accretion on the airplane  wing
    due  to the  failure of  certain anti-ice  piccolo tubes  in the  wing
    outboard  slats.  We  are  issuing  this  AD  to  detect  and  correct
    manufacturing  defects  in  the anti-ice  piccolo  tubes  in the  wing
    outboard slats.  This condition  could lead  to undetected significant
    ice accretion on a wing, resulting in loss of control of the airplane.

(f) COMPLIANCE

    Comply with this AD within the compliance times specified,  unless al-
    ready done.

(g) AFFECTED ANTI-ICE PICCOLO TUBES

(1) For the purpose of this AD, an affected anti-ice piccolo tube meets at
    least one of the conditions  specified in paragraphs (g)(1)(i) and (g)
    (1)(ii) of this AD.

(i) Has  part  number  (P/N)  FGFB725102  (left-hand  side  (LH))  or  P/N
    FGFB726102 (right-hand side (RH)).

(ii) Is installed on a wing outboard slat  having a part number identified
     in table 1 to paragraph (g)(1)(ii) of this AD.

     TABLE 1 TO PARAGRAPH (G)(1)(II) OF THIS AD - AFFECTED OUTBOARD SLATS 
                                                  PART NUMBERS            
    ______________________________________________________________________
                       LH                                   RH
    ______________________________________________________________________
    FGFB134................................      FGFB144.

    FGFB134A1 to FGFB134A9 inclusive.......      FGFB144A1 to FGFB144A9
                                                  inclusive.

    FGFB134B1..............................      FGFB144B1.

    FFGFB134C1 to FGFB134C4 inclusive......      FGFB144C1 to FGFB144C4
                                                  inclusive.

    From FGFB134D1 to FGFB134D4 inclusive..      FGFB144D1 to FGFB144D4
                                                  inclusive.

    FGFB135 and FGFB135M...................      FGFB145 and FGFB145M.

    FGFB135A1 to FGFB135A4 inclusive.......      FGFB145A1 to FGFB145A4
                                                  inclusive.

    From FGFB135A1M to FGFB135A4M inclusive      FGFB145A1M to FGFB145A4M
                                                  inclusive.

    From FGFB135B1 to FGFB135B3 inclusive..      FGFB145B1 to FGFB145B3
                                                  inclusive.

    FGFB135B1M to FGFB135B3M inclusive.....      FGFB145B1M to FGFB145B3M
                                                  inclusive.

    F2MB135................................      F2MB145.

    F2MB135A1..............................      F2MB145A1.

    F2MB135L1 to F2MB135L5 inclusive.......      F2MB145L1 to F2MB145L5
                                                  inclusive.
    ______________________________________________________________________

(2) If the outboard slat part number is identified in table 2 to paragraph
    (g)(2) of this AD,  the  anti-ice piccolo tube is not affected because
    the outboard slat  has already been  retrofitted with a  new stiffened
    anti-ice piccolo tube, and no action  is required by this AD for  that
    piccolo tube.

     TABLE 2 TO PARAGRAPH (G)(2) OF THIS AD - SERVICEABLE OUTBOARD SLATS  
                                              PART NUMBERS                
    ______________________________________________________________________
                   LH                                   RH
    ______________________________________________________________________
    FGFB134P...............................  FGFB144P.
    FGFB134A1P through FGFB134A9P inclusive  FGFB144A1P through FGFB144A9P
                                              inclusive.
    FGFB134B1P.............................  FGFB144B1P.
    FFGFB134C1P to FGFB134C4P inclusive....  FGFB144C1P to FGFB144C4P
                                              inclusive.
    From FGFB134D1P to FGFB134D4P inclusive  FGFB144D1P to FGFB144D4P
                                              inclusive.
    FGFB135P and FGFB135MP.................  FGFB145P and FGFB145MP.
    FGFB135A1P to FGFB135A4P inclusive.....  FGFB145A1P to FGFB145A4P
                                              inclusive.
    From FGFB135A1MP to FGFB135A4MP          FGFB145A1MP to FGFB145A4MP
     inclusive.                               inclusive.
    From FGFB135B1P to FGFB135B3P inclusive  FGFB145B1P to FGFB145B3P
                                              inclusive.
    FGFB135B1MP to FGFB135B3MP inclusive...  FGFB145B1MP to FGFB145B3MP
                                              inclusive.
    F2MB135P...............................  F2MB145P.
    F2MB135A1P.............................  F2MB145A1P.
    F2MB135L1P to F2MB135L5P inclusive.....  F2MB145L1P to F2MB145L5P
                                              inclusive.
    F2MB135L6 to F2MB135L7 inclusive.......  F2MB145L6 to F2MB145L7
                                              inclusive.
    ______________________________________________________________________

(h) INSPECTIONS

    If an  anti-ice piccolo  tube has  been determined  to be affected, as
    specified  in  paragraph  (g)  of  this  AD:  At  the  applicable time
    specified in table  3 to paragraph  (h) of this  AD, do an  endoscopic
    inspection for discrepancies,  i.e., manufacturing defects,  cracking,
    and loss  of material  in the  welded parts  of each affected anti-ice
    piccolo tube,  in accordance  with the  Accomplishment Instructions of
    Dassault Service Bulletin F2000-431,  Revision 1, dated June  6, 2016;
    or Service Bulletin  F2000EX-391, Revision 1,  dated June 6,  2016; as
    applicable. Repeat the  endoscopic inspection thereafter  at intervals
    not to exceed those specified in table 3 to paragraph (h) of this  AD,
    until the modification specified in paragraph (j) of this AD is done.

    TABLE 3 TO PARAGRAPH (H) OF THIS AD - COMPLIANCE TIMES FOR INSPECTIONS
    ______________________________________________________________________
    AIRPLANE MODEL          INITIAL INSPECTION         REPETITIVE INSPEC-
                                                       TION INTERVALS
    ______________________________________________________________________
    FALCON 2000         Prior to exceeding 2,000       2,000 flight cycles
    airplanes           flight cycles since the
                        airplane's first flight, or
                        within 1,000 flight cycles
                        after the effective date of
                        this AD, whichever occurs
                        later.

    FALCON 2000EX       Prior to exceeding 1,000       1,000 flight cycles
    airplanes           flight cycles since the
                        airplane's first flight, or
                        within 500 flight cycles
                        after the effective date of
                        this AD, whichever occurs
                        later.
    ______________________________________________________________________

(i) CORRECTIVE ACTION

    If  any  discrepancy  is  found  during  any  inspection  required  by
    paragraph (h) of this AD: Before further flight, replace the  affected
    anti-ice piccolo tube with a  new or serviceable part, and  replace or
    re-identify  the  affected  wing  outboard  slat  as  applicable,   in
    accordance with  the Accomplishment  Instructions of  Dassault Service
    Bulletin  F2000-431,  Revision  1,  dated  June  6,  2016;  or Service
    Bulletin F2000EX-391, Revision 1, dated June 6, 2016; as applicable.

(j) OPTIONAL TERMINATING ACTION

    Modification of an  airplane by installing  a new or  serviceable anti
    -ice piccolo tube, and  replacing or re-identifying the  affected wing
    outboard  slat,  terminates  the  repetitive  inspections  required by
    paragraph  (h)   of  this   AD,  if   done  in   accordance  with  the
    Accomplishment Instructions  of Dassault  Service Bulletin  F2000-431,
    Revision  1,  dated June  6,  2016; or  Service  Bulletin F2000EX-391,
    Revision 1, dated June 6, 2016; as applicable.

(k) PARTS INSTALLATION PROHIBITION

    As of the time specified in paragraph (k)(1) or (k)(2) of this AD,  as
    applicable, no person may install on any airplane an affected anti-ice
    piccolo tube or an affected outboard slat.

(1) For an airplane that, on the effective date of this AD has an affected
    anti-ice piccolo tube or  an affected outboard slat installed:  Before
    further  flight after  modification of  that airplane  as required  by
    paragraph (i) of this AD.

(2) For an airplane that, on the effective date of this AD,  does not have
    an affected anti-ice piccolo tube  or  an  affected  outboard slat in-
    stalled: As of the effective date of this AD.

(l) LATER-APPROVED PARTS

    Installation on an airplane of an anti-ice piccolo tube having a  part
    number approved after the effective date of this AD is acceptable  for
    compliance with the requirements of paragraph (i) or paragraph (j)  of
    this AD, as applicable,  provided the conditions in  paragraphs (l)(1)
    and (l)(2) of this AD are met.

(1) The anti-ice piccolo tube part number must be approved by the Manager,
    International Branch, ANM-116, Transport Airplane Directorate, FAA; or
    the European  Aviation Safety  Agency (EASA);  or Dassault  Aviation's
    EASA Design Organization Approval (DOA).

(2) The installation of the anti-ice piccolo tube  must be accomplished in
    accordance  with  a  method  approved  by  the  Manager, International
    Branch, ANM-116, Transport Airplane Directorate, FAA; or the EASA;  or
    Dassault Aviation's EASA DOA.

(m) OTHER FAA AD PROVISIONS

    The following provisions also apply to this AD:

(1) Alternative Methods of Compliance (AMOCs):  The Manager, International
    Branch,  ANM-116,  Transport   Airplane  Directorate,  FAA,   has  the
    authority  to  approve  AMOCs  for this  AD,  if  requested  using the
    procedures found  in 14  CFR 39.19.  In accordance  with 14 CFR 39.19,
    send  your  request  to  your  principal  inspector  or  local  Flight
    Standards  District  Office, as  appropriate.  If sending  information
    directly to the International Branch, send it to the attention of  the
    person identified in paragraph (n)(2)  of this AD. Information may  be
    emailed to: 9-ANM-116-AMOC-REQUESTS@faa.gov. Before using any approved
    AMOC,  notify  your  appropriate  principal  inspector,  or  lacking a
    principal  inspector,  the  manager  of  the  local  flight  standards
    district office/certificate holding district office.

(2) Contacting the Manufacturer:  For any requirement in this AD to obtain
    corrective  actions   from  a   manufacturer,  the   action  must   be
    accomplished using  a method  approved by  the Manager,  International
    Branch, ANM-116, Transport Airplane Directorate, FAA; or the EASA;  or
    Dassault Aviation's  EASA DOA.  If approved  by the  DOA, the approval
    must include the DOA-authorized signature.

(n) RELATED INFORMATION

(1) Refer to Mandatory Continuing Airworthiness Information (MCAI) EASA AD
    2016-0149, dated July 25, 2016, for related information. This MCAI may
    be found in the AD docket on the Internet  at  http://www.regulations.
    gov by searching for and locating Docket No. FAA-2017-0475.

(2) For more information about this AD,  contact Tom Rodriguez,  Aerospace
    Engineer, International Branch ANM-116, Transport Airplane Directorate
    FAA, 1601 Lind Avenue SW., Renton, WA 98057-3356;  telephone  425-227-
    1137; fax 425-227-1149.

(3) For service information identified in this AD, contact Dassault Falcon
    Jet Corporation, Teterboro Airport,  P.O. Box 2000,  South Hackensack,
    NJ 07606; telephone 201-440-6700;  Internet http://www.dassaultfalcon.
    com. You may view this service information at the FAA,  Transport Air-
    plane Directorate, 1601 Lind Avenue SW, Renton, WA. For information on
    the availability of this material at the FAA, call 425-227-1221.

Issued in Renton,  Washington, on May  11, 2017.  Michael Kaszycki, Acting
Manager, Transport Airplane Directorate, Aircraft Certification Service.

DATES: We must receive comments on this proposed AD by July 6, 2017.
PREAMBLE 

DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2017-0475; Directorate Identifier 2016-NM-142-AD]
RIN 2120-AA64

Airworthiness Directives; Dassault Aviation Airplanes

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Notice of proposed rulemaking (NPRM).

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

SUMMARY: We propose to adopt a new airworthiness directive (AD) for all
Dassault Aviation Model FALCON 2000 and FALCON 2000EX airplanes. This
proposed AD was prompted by reports of ice accretion on the airplane
wing due to the failure of certain anti-ice piccolo tubes in the wing
outboard slats. This proposed AD would require repetitive inspections
of each anti-ice piccolo tube and corrective action if necessary. This
proposed AD also provides an optional terminating action for the
repetitive inspections. We are proposing this AD to address the unsafe
condition on these products.

DATES: We must receive comments on this proposed AD by July 6, 2017.

ADDRESSES: You may send comments, using the procedures found in 14 CFR
11.43 and 11.45, by any of the following methods:

Federal eRulemaking Portal: Go to http://www.regulations.gov. Follow the
instructions for submitting comments.

Fax: 202-493-2251.

Mail: U.S. Department of Transportation, Docket Operations, M-30, West
Building Ground Floor, Room W12-140, 1200 New Jersey Avenue SE.,
Washington, DC 20590.

Hand Delivery: Deliver to Mail address above between 9 a.m. and 5 p.m.,
Monday through Friday, except Federal holidays.

For service information identified in this NPRM, contact Dassault
Falcon Jet Corporation, Teterboro Airport, P.O. Box 2000, South
Hackensack, NJ 07606; telephone 201-440-6700; Internet http://www.
dassaultfalcon.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.

Examining the AD Docket

You may examine the AD docket on the Internet at http://www.regulations.
gov by searching for and locating Docket No. FAA-2017-0475;
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
Operations office (telephone 800-647-5527) is in the ADDRESSES section.
Comments will be available in the AD docket shortly after receipt.

FOR FURTHER INFORMATION CONTACT: Tom Rodriguez, Aerospace Engineer,
International Branch, ANM-116, Transport Airplane Directorate, FAA,
1601 Lind Avenue SW., Renton, WA 98057-3356; telephone 425-227-1137;
fax 425-227-1149.

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-2017-0475;
Directorate Identifier 2016-NM-142-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 based on those comments.

We will post all comments we receive, without change, to http://www.
regulations.gov, including any personal information you provide. We
will also post a report summarizing each substantive verbal contact we
receive about this proposed AD.

Discussion

The European Aviation Safety Agency (EASA), which is the Technical
Agent for the Member States of the European Union, has issued EASA
Airworthiness Directive 2016-0149, dated July 25, 2016 (referred to
after this as the Mandatory Continuing Airworthiness Information, or
"the MCAI"), to correct an unsafe condition for all Dassault Aviation
Model FALCON 2000 and FALCON 2000EX airplanes. The MCAI states:

Occurrences were reported of ice accretion on the wing, due to
failure of the affected anti-ice piccolo tubes Part Number (P/N)
FGFB725102. Investigation results indicated that some wing piccolo
tubes P/N FGFB725102 could have manufacturing defects in their
welded parts, which may have caused the rupture of the tubes, due to
fatigue.
This condition, if not detected and corrected, could lead to
undetected significant ice accretion on the wing, possibly resulting
in loss of control of the aeroplane.
To address this potential unsafe condition, [Dassault Aviation]
DA issued Service Bulletin (SB) F2000-431 Revision 1 and SB F2000EX-
391 Revision 1 (hereafter referred to collectively as `the
applicable SB' in this [EASA] AD) to provide instructions for
endoscopic inspection of the tubes.
For the reasons described above, this [EASA] AD requires
repetitive inspections of each wing outboard slat piccolo tube [for
discrepancies, i.e., manufacturing defects, cracking, and loss of
material in the welded parts] and, depending on findings,
replacement of the piccolo tube(s) [and the outboard slat] with a
[new or] serviceable part.

You may examine the MCAI in the AD docket on the Internet at http://www.
regulations.gov by searching for and locating Docket No. FAA-2017-0475.

Related Service Information Under 1 CFR Part 51

Dassault Aviation issued Service Bulletin F2000-431, Revision 1,
dated June 6, 2016; and Service Bulletin F2000EX-391, Revision 1, dated
June 6, 2016. The service information describes procedures for
endoscopic inspections of the anti-ice piccolo tube on each wing
outboard slat, and replacement or re-identification of affected anti-
ice piccolo tubes and outboard slats. These documents are distinct
since they apply to different airplane models. This service information
is reasonably available because the interested parties have access to
it through their normal course of business or by the means identified
in the ADDRESSES section.

FAA's Determination and Requirements of This Proposed AD

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

Costs of Compliance

We estimate that this proposed AD affects 348 airplanes of U.S.
registry.

We estimate the following costs to comply with this proposed AD:

Estimated Costs

Action Labor cost Parts cost Cost per product Cost on U.S. operators
Inspection 6 work-hours x $85 per hour = $510 per inspection cycle $0 $510 per inspection cycle
$177,480 per inspection cycle

We have received no definitive data that will enable us to provide
cost estimates for the on-condition actions specified in this proposed
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 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

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]


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