DEPARTMENT OF TRANSPORTATION 

Federal Aviation Administration 

14 CFR Part 39 

[Docket No. FAA-2012-1217; Directorate Identifier 2012-NE-39-AD] 

RIN 2120-AA64 

Airworthiness Directives; International Aero Engines AG Turbofan Engines 

AGENCY: Federal Aviation Administration (FAA), DOT. 

ACTION: Notice of proposed rulemaking (NPRM). 

v 

SUMMARY: We propose to adopt a new airworthiness directive (AD) for certain o y ./ , I 

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International Aero Engines AG (IAE), V2525-D5 and V2528-D5 turbofan engines, with ROUTINGsvMsoL 

NE-7 

a certain number (No.) 4 bearing internal scavenge tube and a certain No.4 bearing 

external scavenge tube installed. This proposed AD was prompted by a report of an 

engine under-cowl fire and commanded in-flight shutdown. This proposed AD would 

require replacement of certain part number (PIN) No.4 bearing internal scavenge tubes, b1

N""'I T.,.,.. AL""'s' ""'"I G __ _ 

and alignment checks of certain PIN No.4 bearing external scavenge tubes. We are 

proposing this AD to prevent engine fire and damage to the airplane. 

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, using the procedures found in 14 CFR 11.43 

and 11.45, by any ofthe 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, D 

20590. 

.,..,.,.,,.;.,.."""""'.,......-
Re: ACTION BY: 12/05112- 2012-NE-39-AD -IAE V2500-D5 No.4 Bearing 

Scavenge Oil Tube Failure. NPRM - Ver 2.4 [J 

Alan Strom . to: Bnan Warner 12/07/2012 08:01AM 

Cc: Alan Rowe, James E Gray, John Golinski, Martin Adler, Paul Donato, 

Roger H Love 

Brian , 

I concur with v2.4. 

Alan 

Alan B. Strom 

Aerospace Engineer 

Aircraft Certification Service 

Engine & Propeller Directorate Standards Staff 

ANE-110 

12 New England Executive Park 

Burlington, MA 01803 

T (781) 238-7143 

F (781) 238-7199 

Brian Warner All, A few more changes have been made- highl. .. 

From: Brian Warner/ANE/FAA 

ANE-11 0, Standards Staff 

12/04/2012 09:27: 20 AM 

To: 

Cc: 

Martin Adler/ANE/FAA@FAA, Alan Strom/ANE/FAA@FAA, Roger H Love/ANE/FAA@FAA 

Alan Rowe/ANE/FAA, James E Gray/ANE/FAA@FAA, John Golinski/ANE/FAA, Paul 

Donato/ANE/FAA@FAA 

Date: 

Subject: 

All, 

12/04/2012 09:27AM 

Re: ACTION BY: 12/05/12- 2012-NE-39-AD -IAE V2500-D5 No.4 Bearing Scavenge Oil Tube 

Failure. NPRM- Ver 2.4 

A few more changes have been made - highlighted in yellow. Please review version 2.4 and provide 

comment I concurrence. 

[attachment "12ne39n.doc" deleted by Alan Strom/ANE/FAA] 

Thanks ... 

Brian 

Brian M. Warner 

Federal Aviation Administration 

Engine and Propeller Directorate 

Standards Staff, ANE-11 0 

Technical Writer I Editor 
Re: ACTION BY: 12/05/12- 2012-NE-39-AD -IAE V2500-D5 No.4 Bearing 

Scavenge Oil Tube Failure. NPRM - Ver 2.4 [J 

Martin Adler . 

ANE 141 E · c .f. . B h 141 to: Bnan Warner 12/04/2012 09:36AM - , ngme ert1 1cat1on ranc 

I concur 

Cc: Alan Rowe, Alan Strom, James E Gray, John Golinski, Paul Donato, 

Roger H Love 

Marty Adler 

Aerospace Engineer 

Engine & Propeller Directorate 

Engine Certification Office, ANE-141 

Ph: (781) 238-7157 

Brian Warner All , A few more changes have been made- highl. .. 

From: Brian Warner/ANE/FAA 

ANE-11 0, Standards Staff 

12/04/2012 09:27:20 AM 

To: 

Cc: 

Martin Adler/ANE/FAA@FAA, Alan Strom/ANE/FAA@FAA, Roger H Love/ANE/FAA@FAA 

Alan Rowe/ANE/FAA, James E Gray/ANE/FAA@FAA, John Golinski/ANE/FAA, Paul 

Donato/ANE/FAA@FAA 

Date: 

Subject: 

All, 

12/04/2012 09:27AM 

Re: ACTION BY: 12/05/12- 2012-NE-39-AD- IAE V2500-D5 No. 4 Bearing Scavenge Oil Tube 

Failure. NPRM- Ver 2.4 

A few more changes have been made - highlighted in yellow. Please review version 2.4 and provide 

comment I concurrence. 

[attachment "12ne39n.doc" deleted by Martin Adler/ANE/FAA] 

Thanks ... 

Brian 

Brian M. Warner 

Federal Aviation Administration 

Engine and Propeller Directorate 

Standards Staff, ANE-11 0 

Technical Writer I Editor 

12 New England Executive Park 

Burlington, MA 01803 

781-238-7169 

brian.warner@faa.gov 

Click here to send us your feedback: 

http://www.faa.gov/about/office erg/headquarters offices/avs/stakeholder feedback/air/field/ 
I Re: ACTION BY: 12/05/12- 2012-NE-39-AD -IAE V2500-D5 No.4 Bearing 

Scavenge Oil Tube Failure. NPRM - Ver 2.4 [J 

- Roger H Love . 

AEA-BOS-AEG-67, Burlington, MA to: Bnan Warner 

Cc Alan Rowe, Alan Strom, James E Gray, John Golinski, Martin Adler, 

Paul Donato 

I concur with version 2.4. 

Roger H. Love 

Propulsion Specialist 

Boston Aircraft Evaluation Group (AEA-BOS-AEG-67) 

781-238-7891 , fax 7898 

12/04/2012 01 :53PM 

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/ 

Brian Warner All , A few more changes have been made- highl. .. 

From: Brian Warner/ANE/FAA 

ANE-11 0, Standards Staff 

12/04/2012 09:27:20 AM 

To: 

Cc: 

Martin Adler/ANE/FAA@FAA, Alan Strom/ANE/FAA@FAA, Roger H Love/ANE/FAA@FAA 

Alan Rowe/ANE/FAA, James E Gray/ANE/FAA@FAA, John Golinski/ANE/FAA, Paul 

Donato/ AN E/F AA@F AA 

Date: 

Subject: 

All, 

12/04/2012 09:27 AM 

Re: ACTION BY: 12/05/12- 2012-NE-39-AD- IAE V2500-D5 No. 4 Bearing Scavenge Oil Tube 

Failure. NPRM - Ver 2.4 

A few more changes have been made- highlighted in yellow. Please review version 2.4 and provide 

comment I concurrence. 

[attachment "12ne39n .doc" deleted by Roger H Love/ANE/FAA] 

Thanks ... 

Brian 

Brian M. Warner 

Federal Aviation Administration 

Engine and Propeller Directorate 

Standards Staff, ANE-11 0 

Technical Writer I Editor 

12 New England Executive Park 

Burlington, MA 01803 

781-238-7169 

brian.warner@faa.gov 
Re: ACTION BY: 12114/12- 2012-NE-39-AD -IAE V2500-D5 No.4 Bearing 

Scavenge Oil Tube Failure. NPRM - Ver 3.2 Cl 

Vincent Bennett . to· Brian Warner 12/21/2012 10:26 AM 

ANE-007, Off1ce of Reg1onal Counsel 

Legal concurs. 

Regards, 

v 

C . Alan Rowe, Eugene Triozzi, James E Gray, John Golinski, Paul 

c. Donato, Martin Adler 

Brian Warner Vince, Please review and provide comment I co ... 

From: 

To: 

Brian WarneriANEIFAA 

ANE-11 0, Standards Staff 

Vincent Bennett/ANEIFAA@FAA, 

1212012012 12:07:35 PM 

Cc: Alan Rowe/ANE/FAA, Eugene Triozzi/ANE/FAA@FAA, James E Gray/ANE/FAA@FAA, John 

Golinski/ANE/FAA, Paul Donato/ANE/FAA@FAA, Martin Adler/ANE/FAA@FAA 

Date: 12/20/2012 12:07 PM 

Subject: Re: ACTION BY: 12/14/12- 2012-NE-39-AD - IAE V2500-D5 No.4 Bearing Scavenge Oil Tube 

Failure. NPRM - Ver 3.2 

Vince, 

Please review and provide comment I concurrence. Changes are highlighted in yellow. 

12ne39n .doc 

Thanks ... 

Brian 

Brian M. Warner 

Federal Aviation Administration 

Engine and Propeller Directorate 

Standards Staff, ANE-110 

Technical Writer I Editor 

12 New England Executive Park 

Burlington, MA 01803 

781-238-7169 

brian.warner@faa.gov 

Click here to send us your feedback: 

http://www.faa.gov/about/office erg/headquarters offices/avs/stakeholder feedback/air/field/ 

Martin Adler Brian , I concur with th is latest version (3.2?) 12/20/201211:50:23AM