[4910-I3-P]

DEPARTMENT OF TRANSPORT AnON Federal Aviation Administration 14CFR Part 39 "~\TE qOCket No. FAA-2008-0403j Directorate Ide tifier 2007-NM-166-ADj Amendment ROlJ~G~'~<o~-IO 

# \"'3139_**;AD

# *1'- 20 I0- I",- 0 ,,,,,",,:,7 RlN 2120-AA64
D.H' Ainvortbiness Directives; McDonnell Douglas Corporation Model MD-il and MD-l1 

## '1 "Vb /1 Airplanes Equipped with General Electric CF6~80C2 Series Engines I AGENCY: Federal Aviation Administration (FAA), DOT. ACTION: Final rule. ~QlfriNG snlllOI.



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## - 101 SUMMARY: We are adopting anew airworthiiess directive (AD) for certain Model MD-l1 and MD~llF airplanes. This AD requires revising the airplane flight manual to advise theflightcrew to use certain procedures dlring descent incertain icing conditions. OATF. This AD results from reports ofseveral in-flight engine flameouts, including multiple dual engine flameout events, inice-crystal icing conditions. We are issuing this AD to
ensure thatthe flightcrew bas theproper procedures to follow in certain icing conditions. These certain icing conditions could cause amultiPle engine flameout during flight with thepotential inability to restart the engines, and bonsequent forced landing ofthe airplane. DATES: This AD is effeclive [INSERT DATE

# fS DAYS AFTER DATE OF PUBLICATION INTHE FEDERAL REGISTER]. Examining the AD Docket You may examine the AD docket onthe Internet athttp://www.regulations.gov;
orinperson attheDocket Management Facility between 9 a.m. and 5p.m., Monday through Friday, except Federal holidays. The AID docket contains this AD, the regulato evaluation, any comments received, and other i Iformation. The address forthe Docket ROUTING ,n1Fl()L

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DATE[4910-I3-P]

DEPARTMENT OF TRANSPORT ATION Federal Aviation Administration 14 CFR Part 39 [Docket No. FAA-2008-0403; Directorate Identifier 2007·NM-166-ADj Amendment 39-**; AD **] RlN 2120-AA64 Airworthiness Directives; McDonnell Douglas Corporation Model MD-II and MD-ll F 

# I Airplanes Equipped with General Electric CF6-80C2 Series Engines 

# I AGENCY: Federal Aviation Administration (FAA). DOff. ACTION: Final rule. SU1\1MARY: We are adop~g anew airworthiness direJtive (AD) forcertain Model MD-l1 and MD-Il Fairplanes. This AD requires 

### revisink the airplane flight manual to advise the flightcrew to use certain procedures during deJcent in certain icing conditions. 

# I This AD results from reports ofseveral in-flight engine flameouts, including multiple dual engine flameout events, in ice-crystal icing cnnditints. We are issuing this AD to
ensure that the flightcrew has the proper procedures to fo low incertain icing conditions. These certain icing conditions could cause amultiple en 

### ,ineflameout during flight with the potential inabil-ityto restart the engines, and consequ nt forced landing ofthe airplane. DATES: This AD is effective [INSERT DATE 35 DAY AFTER DATE OF PUBLICA nON INTHE FEDERAL REGISTER]. Examining the AD Docket You may examine the AD docket on the Internet athttp://www.regulations.Qov;
or inperson atthe Docket Management Facility between 

### 19a.m. and 5 p.m., Monday through Friday, except Federal holidays. The AD docket contains this AD, the regulatory evaluation, any comments received, and other informatioh. The address forthe Docket 

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AAFonn 1360-14.1 (H9) OFFICIAL FILE COPY••.. ,"

14910-13-P]

DEPARTMENT OF TRANSPORT AnON Federal Aviation Administration 14 CFR Part 39 (Docket No. FAA-2008-0403; Directorate Identifier 2 07-NM-166-AD; Amendment 39-**; AD **] RIN 2120-AA64 Airworthiness Directi,"es; McDonnell Douglas CorpOra ion Model MD-il and MD-IIF Airplanes Equipped with General Electric CF6-80C2 seJes Engines 

# I AGENCY: Federal Aviation Administration (FAA), DOif. ACTION: Final rule. SUMMARY: We are adopting anew airworthiness directive (AD) for certain Model MD-II and MD-il Fairplanes. This AD requires revisin~ the airplane flight manual to advise the flightcrew to use certain procedures during delcent incertain icing conditions. 

# I This AD results from reports ofseveral in-flight engine flameouts, including multiple dual engine flameout events, inice-crystal icing conditio s. We are issuing this AD to
ensure that the flightcrew has the proper procedures to fa low incertain icing conditions. These certain icing conditions could cause amultiple en ine flam'eout during flight with the potential inability to restart the engines, and consequ nt forced landing ofthe airplane. DATES: This AD is effective [INSERT DATE 35 DAY AFTER DATE OF PUBLICATION IN THE FEDERAL REGISTER]. Examining the ADDocket You may examine the AD docket onthe Internet athttp://www.regulations.gov;
or inperson atthe Docket Management Facility between 9 a.m. and 5p.m., Monday through Friday. except Federal holidays. The AD docket ontains this AD, the regulatory evaluation, any comments received, and other informatio
.The address forthe Docket 

### "?(q9flo ROUTlNQ SYloI8Ol 

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"AAFonn 1360-14.1 (6-89) OffiCIAL ALECOPY &u.s.~PRltlnNG ~ 11;95- 7l!S-211