### Version 3.2 (05 /28113) 

## [4910-13-P] DEPARTMENT OF TRANSPORTATION Federal Aviation Administration 14 CFR Part 39 [Docket No. FAA-2013-0397; Directorate Identifier 2013-NE-15-AD] RIN 2120-AA64

AGENCY: Federal Aviation Administration (FAA) , DOT. 

## ACTION: Notice of proposed rulemaking (NPRM). 

## SUMMARY: We propose to adopt a new airworthiness directive (AD) for all RollsRoyce Deutschland Ltd & 

### Co KG (RRD) model Tay 650-15 turbofan engines. This proposed AD was prompted by excessive deterioration of the high-pressure (HP) air bleed valve operating mechanism . This proposed AD would require a one-time inspectio of the HP air bleed valve operating mechanism and , depending on findings, corrective ONCURRENCES OUT I NG SYMBOL ANE-110 DAce

VBennett I N ITI ALS/**E** Email/ 

## .J.J/1
ATE 5 1 29113
OUT ING SYMBO L ANE-111 TFitzgerald**~;:-:-:;:;,....--=- ---** **'---**
OUT I NG SYMBOL AEG 

### action. We are proposing this AD to prevent multiple fan blade failure, which could result. .,.R=L,..,..,.ov=e=.,.,.,.-- I N ITI ALs/**E** Email/ 

### l.) 

### in uncontained engine failure and damage to the airplane.**~;:- ,.,T** **,..-----'---' '-**  5/ 13 / 13 

## DATES: We must receive comments on this proposed AD by [INSERT DATE 60 DAYS AFTER DATE OF PUBLICATION IN THE FEDERAL REGISTER] . 

## ADDRESSES: You may send comments by any ofthe following methods:
• Federal eRulemaking Portal: Go to http ://www .regul ation s.gov and follow the instructions for sending your comments electronically.

### Re: ACTION BY 5/30/2013: 13-NE-15, Rolls-Royce Deutschland Ltd 

## & Co 

### KG Turbofan Engines, NPRM -- Version 3.2 Vincent Bennett t D I A 05/29/2013 03 31 PM ANE-00 7 , Office o f Regional Co un se l o: rexe ce : Cc: Eugene Triozzi, Frederick Zink, John Golinski, Paul Donato Follow Up: Normal Priority
. Drex , hats off to you and Fred
. Nice job. Legal concurs. Regards, 

# v
From: To: Hi V ince, Version 3.2 is attac he d for your review
. .. Drexel Ace/ANE/FM ANE-11 0, Standards Staff Vincent BennetUANE/FM@FM , 05/28/2013 12:51:14 PM

Cc: Frederick Zink/ANE/FM@FM, Paul Donato/ANE/FM@FM, John Golinski/ANE/FM@FM, Eugene Triozzi/ANE/FM@FM Date : Subj ect: Hi Vince, 05/28/2013 12:51 PM ACTION BY 5/30/2013 : 13-NE-15, Rolls-Royce Deutschland Ltd & Co KG Turbofan Engines, NPRM --Version 3
.2

Version 3.2 is attached for your review 

### I concurrence . Changes since Version 3
. 1 are highlighted in yellow. Thanks. --Drexel

13ne15n
.doc Drexel Ace Technical Writer-Editor Federal Aviation Administration Air Certification Service Engine & Propeller Directorate Standards Staff, ANE-11 0 Burlington, MA Phone : 781-238-7197 To send us your feedback, click here!

### Re: ACTION BY 5/14/2013: 13-NE-15, Rolls-Royce Deutschland Ltd 

## & Co 

### KG Turbofan Engines, NPRM -- Version 2.1 Roger H Love AEA- BOS -A EG-6 7, Burli ngto n , MA to: Drexel Ace C . Eugene Triozzi , Frederick Zink, John Golinski , Jonathan Galvin, Tara

c. Fitzgerald I concur with version 2
. 1
. Roger H
. Love Propulsion Specialist Boston Aircraft Evaluation Gro u p (AEA-BOS-AEG-67) 781-238-7891 , fax 7898 05/ 13/2013 01:20PM

We value your comments , please fill out the form using the following link : http ://www.faa
. gov/about/office_org/headquarters_offices/avs/stakeholder_feedbacklafs/field/sf

_ aeg/

Fro m : Plea se s ee Version 2
. 1 , which is attac hed for yo . . . Drexe l Ace/ANE /FAA ANE-11 0 , Standards Staff 05/08/2 01 3 03: 35 : 1 5 PM
To: C c : Date: Frederick Zink!ANE/FAA@FAA , Tara Fitzgerald/ANE/ FAA@FAA, Roger H Love/ANE/FAA@FAA , John Golinski/ANE/FAA @ FAA , Jonathan Galvin/ANE/FAA@FAA , Eugene Triozzi/ANE/FAA@FAA 05/08/2013 03 :35 PM S u b j ect: ACTION BY 5/14/2013 : 13-NE-15, Rolls-Royce Deutschland Ltd & Co KG Turbofan Engines, NPRM --Version 2
. 1 Please see Version 2
. 1, which is attached for your review 

### I concurrence . Thanks
. [attachment "13ne15n
. doc" deleted by Roger H Love/ANE/FAA] Drexel Ace Technical Writer-Editor Federal Aviation Administratio n Air Certification Service Engine & Propeller Directorate Standards Staff , ANE-11 0 Burlington , MA Phone: 781-238-7197 To send us your feedback ,**click _h~.r_~** **!**

### Re: ACTION BY 5/14/2013: 13-NE-15, Rolls-Royce Deutschland Ltd & 

### Co KG Turbofan Engines, NPRM --Version 2.1**~**

Drexel, Tara Fitzgerald ANE-1 1 1 , Rul emakin g and Po l icy to: Drexel Ace C . Eugene Triozzi , Frederick Zink , John Golinski, Jonathan Galvin,

c. Roger H Love


### I reviewed version 2
. 1 and concur. Tara Fitzgerald Federal Aviation Administration Engine 

### & Propeller Directorate Rulemaking and Policy, ANE-111 12 New England Executive Park Burlington , MA 01803 781-238-7130 Drexel Ace
................. ....... Ple as e s e e Vers i on 2
. 1 , wh ich is attach e d for yo .. . From: Drexel Ace/ANE/FAA ANE-11 0, Standards Staff 05/09/2013 07:07AM

05/08/2013 0 3:35:15 PM
To: Cc: Date: Frederick Zink/ANE/FAA@FAA, Tara Fitzgerald/ANE/FAA@FAA , Roger H Love/ANE/FAA@FAA, John Gol i nski/ANE/FAA@FAA , Jonathan Galvin/ANE/FAA@FAA, Eugene Triozzi/ANE/FAA@FAA 05/08/2013 03 :35PM Subj ect: ACTION BY 5/14/2013: 13-NE-15, Rolls - Royce Deutschland Ltd & Co KG Turbofan Engines , NPRM --Version 2
. 1 Please see Version 2
. 1 , which is attached for you r review 

### I concurrence. Thanks
. [attachment "13ne15n
.doc" deleted by Tara Fitzgerald/ANE/FAA] Drexel Ace Technical Writer-Editor Federal Aviation Administration Air Certification Service Engine & Propeller Directorate Standards Staff, ANE-11 0 Burlington, MA Phone : 781-238-7197 To send us your feedback ,**click jl** **~r !**