[4910-13-Pj

DEPARTMENT OF TRANSPORTATION NClJRRENCF.' IlmInN"'YMllOL

ACTION: Final rule. Federal Aviation Administration

Ain\'or"thincss Directives; Learjet Inc. Model 60 Airplanes AGENCY: Federal Aviation Administration (FAA), DOT.

manual to incorporate revised procedures for servicing tires and checking forproper tir airplanes. This AD requires revising the Tire - Servicing section oftbe airplane maintenance manual and revising the Tires Limitation section of the airplane flight SUMMARY: We are adopting anew airworthiness directive (AD) for cCliain Mode16 

# MM-7 INITI."",'SIG 

## C~ 14CFR Part 39 om

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# 0,\ [Docket No. FAA-2009-0495; Directorate Identifier 2009-NM-049-AD; Amendmen OuTINGS"MllOL 

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# 39-~*;

AD

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inflation. Tills AD results from areport ofthe main landing gear tires blowing out durin 'N'TIALS'~IG atakeoff roll. We are issuing this AD to prevent tire failure, which could result in failur s DATE ofthe braking and thrust reverser systems. In acritical phase ofoperation such as takeo f, ROllI'INGS\'MII<lL loss of airplane control may result. INITIAI..S'SIG DATES: This AD is effective [insert date 35 days after date ofpublication inthe FEDERAL REGISTER]. OLJrlNCi"'MlIOL The Director ofthe Federal Register approved the incorporation by reference of INIT1,\L8SK, certam publications listed in the AD as of [insert date 35 days after date ofpubl1cation 1 the FEDERAL REG1STER]. ADDRESSES: For service infonnation identified inthis AD, contact Learjet, Inc., One ROUTrNG'YMBOl Learjet Way, Wichita, Kansas 67209-2942; telephone 316-946-2000; fax 316-946-2220 INI'I'IM.5,'SIG e-mail aC.ict(cl)aero,

bombardier. com; Intemet http://www.bombardier.com.14eFR rart 39 Federal Aviation Administration DEPARDIE'IT OFTRANSPORTATION j4910-13-P '•. ,,~ ". 

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# iliEi.S [Docket No. FAA-2009-0495; DircclOratc Identifier 2009-NM-049-AO: Amendmc1t' ~ 39-**; AD 

### **1 RIN 21211-AAM Airwod'hincss Directives; LCaJjct Model 60 Airplanes AGENCY: Federal Aviation Administration (FAA), DOT. ACTION: Final nlle. 

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# I'D?;.;; SU!\lMARY: We are adop!ing a new airworthiness directive (AD) for certain Lcarjcl .~. 

### :-)v'" ,. 1 L-';7 --+-'..L ~ Modd 60 airplnncs. This AD requires revising the Tire - Servicing seerion of the airplane' .; 

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## ,Vg,'J' maintenance manual and revising the Tires Limitntion section oftht:: airplane fliQ,ht 

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# '0 ;ncorpornte rc";'cd pmeedures fo" ,erv;c;ng ,;.rc, and check;ng for proper

# tn-bii.'Jn:;: I~, ",flaunn. Thrs AD results ITnmarepo" of the ma", landing gear Ures blowmg OUi dunL 

# li!1~1 ;)takeotfroll. We are issuing this AD to prevent tire failure, which could result in failuLs~'" -,'. ~ of lhe braking and thrust reverser systems. In a criiicnl phase of operation such as

# takee:1tr""z ;;',1.,.~'"","" loss or airplane control may restlll. DATl1:.s: This AD t~effective rinserI' date ~5 rlays aller date of public ution 111 the 

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FEDERAL REGISTER] 

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nprroved ~e incorporationby rcfe~enc.e o~ CeJ1alllpubll(;jllOnS Ilsted In the AD as of [Insert dale.),) days after date of publication In - the FEDERAL REGISTER]. ['~ ADDRESSES: For service infomlation identified. in this AD, contact Lcarjet, lnc.,

# On,'"~ LearjcI \Vay. Wichita, Kansas 67209-29-42: telephone 316-946-2000; fax 316-946-222 e-mail ac.icl@aero.bomhardier.com; llHcmct http://www.bombardier.c0m.

FAAForm tJ51J'1'U (6-89) Or.FIClf,L FILE COP';'