Airplanes, DC-9-30 Series Airplanes, DC-9-81 (MD-8!) Airplanes, DC-9-82 (MD-82) ICOHClJ""'VO::u 14910-131 ~""~



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## /6 '/0 Airplanes, DC-9-83 (MD-83) Airplanes, DC-9-87 (MD-87) Airplanes, MD-88 Airplan S••m" ••• ,"~ 

## AJrYn-1 and MD-90-30 Airplanes, Equipped with Flight Deck Doors Installed inAccordance \V

AGENCY: Federal Aviation Administration (FAA), Depal1ment ofTransportation Airworthiness Directives; McDonnell Douglas Corporation Model DC-9-1 0 Series

Supplemental Type Certificate ST02463A T 14eFR Part 39 

# D101- IDocket No. FAA-201O-++++; Directorate Identifier 2010-NM-144-AD; Amendm 39!P.?~~2009-IS-16 RJ] R1N 2120-AA64

(DOT). ACTION: Final rule; request forcomments. SUMMARY: The FAA isrevising an existing airworthiness directive (AD), which applies to allMcDonnell Douglas Model DC-9~10 series airplanes, DC-9-30 series airplanes, DC-9-S! (MD-8!) airplanes, DC-9-82 (MD-82) airplanes, DC-9-83 (MD-83) ~" airplanes, OC-9-87 (MD-87) airplanes, fV1D-88 'airplanes, and MD-90-30 airplanes. Tha "","T'N".n'OOl AD currently requires modifying the tlight deck door. This AD revises the applicability '~mAL=tGNHU~E by removing certain airplanes. This AD was prompted by a report indicating that certain e_n equipment ofthe flight deck door is defective. We are issuing this AD to prevent failUfl' roV"~GsY"loOl ofthis equipment, which couldjeopardize flight safety.
. ,~","~IG~.TV~E OATES: This AD is effeetive [INSERT DATE 15DAYS AFTER DATE OF ~" PUBLICATION INTHE FEDERAL REGISTER], to all persons except those persons tll,\----- whom itwas made immediately effective by AD 2009-15-16, issued July 15,2009, which contained the requirements of this amendment.

FAA Form 1360·14.1 (6-89) OFFICIAL RLE COPY .U.S.GPO: 199o.o.l66.(1121201 01

# I [4910-13-PJ DEPARTMENT OF TRANSPORTATION Federal Aviation Administration

14 CFR Part 39 [Docket No. FAA·2010-t+++j Directorate Identifier 2010-NM-144-AD; Amendment 39-**; AD 2009-15-16 Rl] RIN 2120-AA64 Airworthiness Directives; McDonnell Douglas Corporation Model DC-9-10 Series Airplanes, DC-9-30 Series Airplanes, DG·9-81 (MD-8 I) Airplanes, DC-9-S2 (MD-S2) Airplanes, DC-9-S) (MD-S]) Airplanes, DC-9-S? (MD-S?) Airplanes, MD-88 Airplanes, and MD-90-30 Airplanes, Equipped with Flight Deck Doors Installed in Accordance with Supplemental Type Certificate ST0246JAT AGENCY: Federal Aviation Administration (FAA), Department ofTransportation (DOT). ACTION: Final rule; request forcomments. SUMMARY: The FAA isrevising anexisting airworthiness directive (AD), which applies to allMcDonnell Douglas ModeJDC-9-10 series airplanes, DC-9-JO series airplanes, DC-9-SI (MD-SI) airplanes, DC-9-S2 (MD-S2) airplanes, DC-9-83 (MD-83) airplanes, DC~9~87(l\ID-87) airplanes, MD~88 airplanes, and MD-90-30 airplanes. ThatAD currently requires modifying the flight deck doors. This AD revises the applicabi,litybyremoving certain airplanes. This AD was prompted by areport indicating that certain equipment ofthe flight deck door is defective. We are issuing this AD to prevent failure ofthis equipment, which couldjeopardize flight safety. 

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