2018-20-03 R1: Propeller Assembly

Adoption of the Amendment Accordingly, under the authority delegated to me by the Administrator, the FAA amends part 39 of the Federal Aviation Regulations (14 CFR part 39) as follows: PART 39--AIRWORTHINESS DIRECTIVES 0 1. The authority citation for part 39 continues to read as follows: Authority: 49 U.S.C. 106(g), 40113, 44701. Sec. 39.13 [Amended] 0 2. The FAA amends Sec. 39.13 by removing airworthiness directive (AD) 2018-20-03, Amendment 39-19437 (83 FR 50821, October 10, 2018), and adding the following new AD: 2018-20-03 R1 Hoffmann GmbH & Co. KG: Amendment 39-19492; Docket No. FAA-2018-0975; Product Identifier 2018-NE-06-AD. (a) Effective Date This AD is effective December 12, 2018. (b) Affected ADs This AD replaces AD 2018-20-03, Amendment 39-19437 (83 FR 50821, October 10, 2018). (c) Applicability This AD applies to Hoffmann GmbH & Co. KG (Hoffmann) model HO-V 62 propellers with a propeller blade serialnumber (S/N) 1 to 6049, inclusive. Hoffmann model HO-V 62 propeller blades marked with the change letter ``A'' or ``B'' suffix to the S/N are not affected by this AD. (d) Subject Joint Aircraft System Component (JASC) Code 6110, Propeller Assembly. (e) Unsafe Condition This AD was prompted by the failure of the propeller blade lag screws. We are issuing the AD to prevent failure of the propeller. The unsafe condition, if not addressed, could result in the release of the propeller blade, damage to the aircraft, and injury and/or loss of life. (f) Compliance Comply with this AD within the compliance times specified, unless already done. (g) Required Actions Within 15 days after the effective date of this AD, remove the affected propeller blades and install modified Hoffmann propeller blades marked with a change letter ``A'' or ``B'' suffix to the S/N marked on the blade. (h) Installation Prohibition After the effective date of this AD, do not install a Hoffmann model HO-V 62 propeller with a propeller blade S/N 1 to 6049 if it is not marked with a change letter ``A'' or ``B'' suffix to the S/N marked on the blade. (i) Alternative Methods of Compliance (AMOCs) (1) The Manager, Boston ACO Branch, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. In accordance with 14 CFR 39.19, send your request to your principal inspector or local Flight Standards District Office, as appropriate. If sending information directly to the manager of the certification office, send it to the attention of the person identified in paragraph (j)(1) of this AD. (2) Before using any approved AMOC, notify your appropriate principal inspector, or lacking a principal inspector, the manager of the local flight standards district office/certificate holding district office. (j) Related Information (1) For more information about this AD, contact Maureen Maisttison,Aerospace Engineer, Boston ACO Branch, FAA, 1200 District Ave., Burlington, MA 01803; phone: 781-238-7076; fax: 781- 238-7898; email: [email protected]. (2) Refer to European Aviation Safety Agency (EASA) AD 2017- 0220, dated November 10, 2017, for more information. You may examine the EASA AD in the AD docket on the internet at http://www.regulations.gov by searching for and locating it in Docket No. FAA-2018-0975. (k) Material Incorporated by Reference None.