'•:-

. '· . ~ 

,ALERT 

40220. Tarnos-- France . 

TeL'*33 (0)5'59 74 4000- Telex 570'U42. Fax +33 (O)'s=sg 74 45 1:5 

MANDATORY SE.RVI'CE BULLETIN· 

MAKII_A 1 · No. A29'8 7l 0:8'21 . J_.. . . . 

Subject: NZ senso har,ness~ Check· of potentially non-compliant 

· b~tch of N2 sensor harnesses. · ·· ·· · . . '·. . . .: 

.·· .·· 

_... : . .~ 

...• . 

·,_ 

•. TJle;t echnicctl infof;mation cont~i , in this dC)cu edt h~s b.e·e.n ~pprrive~ · 

. . uriderthe D.es,gn. Q~ganizatiqn ~pprova No .. EASA.21 ~k !1 . . .. . . ,·, . . . . . ~ . ,. . . .: ,; . . 

·· ... ··:-. 

:~ . 

Version:-A 

. . 

Reason. for: up~ate! Fii.rStEdition. - . ·: - . 

SB_A298_77 _0821_EN- A <October 9, 2012>- 1 I 8 
,· .. ; 

.,· 

AlJERi 

· MAND.ATCl'RY SERVICE BU:LLETIN 

1 . . ~ompliarice . 

Mandatory SB effectivi.ty date " OCTOBER 2012 

· .. Date on which this Mandatory SB becpmes effective and mustsyster:naticaliy be :cpmplied With, 

. accordiQg' to the conditions of application. . . . . . . . . 

Tliis date correspon(ls to when an r~sources needed to perform the proceduret-(parts, tools, 

documentation, etc:): will be c:wailable. . . .. ·. · . ~ ·· . · . · · . · 

If tt~ese ~esourceis ar€f;ayailab(e any earfier, th~ Mandatory SB may, ·as an .exceptioh, be applied .•· 

pribr to th.!HiffectlvitY datEt · _ .···. · ,. · ·· ; .· · · . . ., · · · : .. · · 

c;t;;tmoN: •· ·FAILCJRE'TO AR~Lv i'HtsiMANDAToRY SERvice eul.terti\IJVlAY LEAD TOiTHE ·. .· · . . . . IR~EVERSiBLE 1(CTiVATION OF THJ;:i65% N1; BACKUP LAW ON ONE'ORiB(JTH Erii~INE(~) _ .. ' ' ' - ' -

A· Appl!c~!lo~ , : .' . 

. Appli~~tib~ ofthis'~Semice Bctiletlh;($EU fs consi~ered mandatol)i.• as a result of a technical 

,reqGirein!ant which r:nJghf affr;lctfl!gl:it satety. lf ni~y be do~e :imm~diateJy: dno accommodate 

~r existrng:.:~ schedufe: .. :·· .. ;. :· . ' . . ... · .. . . :-:"··. 

Validity Code I - ~dte: '; This M~haato!)iSB ~pplles tp''N2 s~n'Sor.' harnesses P1N1.Q;30f'52 ood wt1o~e .s-erial 

,. ,- .. · . . N.umb$rs'i(S/Ns) are'listediin'A:ppendb<:1.. . - .. ·.· . . ~ " . •: ·.. •" . . . 

. ~.~i~~~i~~!~~~;:~~~~~t;;~t~~:t.~~r:·· ~t :~~~~~~MECA~ap p~~ved:_ S~f'ii ~~ c;e·n;er·:or at 

·.a TURBOMECA.approved Mairiteria riccn~enter . . . . .. .. 

V\iithin the nel{f t O;operatiru:f ho&rs ef. ~c:eiving this Man9atof>Y£B or no later than·, · ·• .. · ..

. f~bi:uary 28;'<2013 (fkstlirnitireached);iif[both .. engines !jnstail.et'i•ion?the helicopter are .· fitted Witt:i !Nfsensor hamesse$!thaf are subject toi ih1s Mana~tory SB. . . ,' . . 

·, [) udng :fhe n¢xfin~intenance opera:fi()r:i aliowingdisassembly of the' harness (yvitl;i:ttw 

E'in9i~e re mo;veq).iton'tY oj;je,: of the tW.b-. engines .installed. on the:, hellcop ter is'fitted.;virlth a 

····~ N2·$e:n·sor har.ness tnat ls si:JQ.jec1 to this Mandatory SBior\ vithin. the' next' 50 operatin_g;, . 

. hou~s ofreceivingthis Mcindator;y SB· or no later, th~n: Februar;Y 28; 2013. (first Hn:iit: . 

+eaohed), . .· .. · ..••. < .· .· • · . ·. : · • · .· .· · • .(2) •• "pplicatioii at a TURBQMECA·~pproV,ed ' Repair Center 

Before delive!)i;: · . , · ·. · · · . · 

B. Purpo~e . 

CAUTION;_, ·-- ~~~~~~~b~ ~~Pf:ET~~~ ::~~~~~~y~i~~~~~~~~~b~~ -;'::~l:~lrLE To pr:o'hibft the use!of N2 'Sensor-· harnesses that are-sub]ect to:this Mahdatory1SB. 

c. Descri.pdori (Figure) . 

This check consists of identifying N2 ·sensor harnesses PI~ 0:30-1 :52;001 0 Whose;S/Ns are 

listed'in Appendix ·1., · · 

. Any N2, harness listed. in-AppendiK 1 must be removed and F.eturned to a TMF ·accesso(y 

Repair Center. 

SB_A298_77 _0821_EN -A <October 9, 2012>- 2 I 8 
ALERT 

•MANDATO:RY: .SER\IICE BULLETIN. 

. . 

0;·· · Approv<R , . 

The technical, inforrnatiorl contained in:this dooum.er~t h'as been ·approved under the Design 

.. OrganizatiOn. Approval No. EA$A.21J070. . 

This Mandatory.: ss is subiect to ari AirWorthiness Directive. 

E. M~npoWer , · . ·• ·· . · , · ·. . . ·. · .. (1) At the operatpr's••site,·.at .c;t11URBOMECA-approved Service Center or.;at;a 

· ·· TUR'BOMECA,•aP.Rt oved Mal~te~ aoce centei · · < 

.. ~6l ~~~ l~j ~ri~~!~~:Q~1bur , ~ ' :· . . , . . (2)'. At a TVRBOMECA~aP.provecl'R~pair' Ceo"t~r · .. ·'(a.) . Persorind ofapproved Repair:Cent~L,' . .. 

(bf 'tinie(determined by the'Repait Center:as being apprqpriate for this levetdf . · · · ; inte&v'ehtl9n-' ., : ·· · ·. ·.· · •· ' · ·. ·.· 

F; M~terii , ·: 

Refer tq paragr~ph ~ 

·.: ... 

G .. ToO,Iihg·· •. , · .· .. · .. ·. . . .· , . .. ., .. . _ 

·:· · (1} :At, the qper~tpr's ~il~ .: at aiTWRB OI\IIECA•a,ppro\r.ed Sef¥ice Center.or atia 

.• · :· ,TI!JRBOMECA-aRprovetli llllaintenance Center: ·· · · · · ·· 

:, ·Mechahids stkhdard tobiirtg. ,;,, "> , • • .. · ,. ;· ... · ·- '{2)', At ~ Ttti'{BOMECA;.;ap.pr:oved R~pair' cfjnter 

:· J:£efe( foithe o; :rpa~l M_ariuaL · · 

:H. VV.ei~ht ~ncFb;;1h:t Er . Notapplicaple> :/ · .· 

.. '1. 

:.. -. 

SB_A298_77 _0821_EN- A <October 9, 2012>- 3 I 8 
..... 

l iE!Ri"' .:r\·L · ·~ ·. I 

.2. Instructions to be incorporated · . ~ .: 

A. lmplemeritatiori, . . . . ... (1) Atthe operat9r~s site, at aTURBO~ECA-~pproveci.Ser-Vice Ce11ter or.at ~ 

TURBOMECA~approved Maintena~ce Center . . · ' . . · ·· . • :; 

Check N2 seqsor !'iarnesses whose' P.art Number (P/N) is 0'.30152: 001 Q.ancfwhos'e 

Serial Numbers are listeddn Appendix 1. .. · : · . . . . 'i > , . . .· ··. · 

(2) At a TURBOM!=CA)·approved Repafr Ceriter . , . . · · · 

verriY serial Number (SiN) of N2sens'or harnesses having Part Nnmhen€P/t\lf, .·. isiO 301 ~z 00·1 o:' : .. , . · . , . . . .·. .. • : •·· · . . .. . . _ 

~i Qper~ting ih~tructions ' . ~··· · .. : . ··· ·. · _. : · . -~ ; · · .. ·. ,. ; 

·(1) At the b:P.iarator's site, at ·; TUR80MECA~ilpptdved SeNice Certter o~ at < . 

• TtJRBOMECA~apprb'{ed Main'ten~ii~~ Cente(. ~: · ·:. · / . ::'-.': _ : .. • . (a) • Repl~ce N2 sensc>r har6esses whose. S1Ns;;ar~'l liste¢fi l\ppehdix '1 >:refer·to ~-~ ::.: Jv1~i~~eq~ ce Man~at. ch~ptet 7:7- 2~o{L·· ·~:~·:=:·- ~:. : .. r-. _

1 .• : . • 

. · ~.: {6) Retiirn·~N2 sensor lilarrress·fciTMFcaccessow Repah.,K)entet: 

~ :: .. ·· 

''· ·.·· 

. ;·.···· 

·: :·~~~!~~~l~~t~~r:i~\:!~~~;~,:~~0:~,? ·· ' . 

.'i\ c, ~~ ~~i:Jlrfi¥~~~~1~~~~~:;.;:":;:~~~·:=: ·· 

o. lderitificatlon<. · · -, ' . 

'{1) A~ theo.p~;,at9r1s s1te oia~ aJl)RBOMECA~<!PProyed Mainten~nce i':center . · '· · 

(a): Recortl t~e N2 seh~Or. hah'l~~s r~piaq$meri in secUorr:~·c :' Of th({ ~ngineHo_9 book, . 

(bJ . Record the· appHcationi oNtiis :Mana'at6fY-;S6.;tri"S"E{qtlpn · 61\the·cimeriheogine log, . 

·. : b.QQkor.· ip ·;section p; of the unique engibe h~g :! hook: , , . _ .. . ··· ·. (~) NqtifyTl9RBGMECAtba6the N~ ~€ms6t ha~ness·ihas beer.l· replaced by,·r:etLim!rng:the . 

. t

2

> ~i at*f:~~~~~~-~~~~~t~~~J:~:i~~!d~~~r1di~·;~;ar thi~ ~anaatocy.SB.f · ••·· ~. · ... ·· -· (~) R~tond' tt:Je N2 senso.r harnessreplacern~ritin 'Section "C" rif the engTneilog bopk · . {P) Rec-o):d tne:;applieation;·eif;lfiis Mandatory se:; in section· ;' dtjne .cu~reht engit.lMcig 

book;otin'sectlorF'!/l:'\Ohhe uriiqW~ engine log)bo.Cik. · .· '- .. :... · · .· .. · . · .. 

'(c) Noiify:TtJRBOiVIEC:4\thaHhe N2 s~riscr harness has been repia6ed bir:ettm1ing the 

fully,com,pleted'compliarice·oertificate· (Appendh< 2 ,ofthis Mandatory'ssf 

· E. ';Routin~ ,1llalntenant_e 

;Not .. app1icatlle. . ... 

SB_A298_77 _0821_EN -A <October 9, 2012> - 4 I 8 

) .. ··· 
3; Materi~il information . .· . 

A. Basic information -

• Not agplicable. 

B~ List of·parts . _ . . . . . .. .. , 

(:~\) At the operator's site, ·at:a1J1URBOMECA-appr.oved ·se..vice Center or;af a · · TURBOMECA approv~d · MciintEmance•center · .· · · · 

_ . _ !'i!dt appl,icabli:? · .'; •. · .. · .. - · · _ _.··· .. ··. · · ; 

·.· (~) · A:f a tURBOM.ECA:~~p praved Repair Center 

- . . Not applicable> 

C.· s4~~ty, cond.ttions : ... :. .. . 

Ttl~ SupPhi dfP rt WilhP.~ n)an~g~ ~- ti.Y. ·l- .• ·' ,• . ' . . ; -~~ . . . . . . .. ,; .::-:·. 

·.:! "··· 

Fo M~ica, Eti rop~, Middle East ·~ For Australasi~ O~ein'iic;l, Japim For. Asia Pacifit ;' 

_ -· ' uREibMeCA;.tll~ria: . · '. ·· ruRsoM'EcA;Notla · · ·.• · ... ·;_ iTURBOM'EcAcirii'Ciitta·. 

· Team Tarn cis · ·Team sycihe}t · · · .. · ..•.. ·.. I:· •. 

6

._-e

3

a· _Lm_.·- ·· ys·_ a'-·.· gaw····.·ao_.·_ _ .• _e:·....•• _._·'·._. 

. .. ~VbrT ~ORtA -•.. . . '11 5 V,Vack~tt St~ ~anksto\\tn:<Aitpqrt . · · · · · 40229 1i ~RNOS- France , : ;; Bahkstow Nswzzocf" Adstr~lia '.Singapore 508753 

Fax: 'i33·'(0) 597ii;A 5 72 , .. Fa>c: -+6J, 2:9'Z91 6708 ·.,;' . fax: +65 6545 4918 . . 

; oria-tar:rio$-mak!la@turtJomec;aJr ; ·· ~oda sydn~Y:@tutqor.neca co~ au , noi'ia si gap'o ~e@tur.bomeca :t;qm.s_9 

'For ~prth f:merica 

. TURBOMECA4No.ri.a 

Teatli allas · 

27d9 otum 6~ive Grand rairi e~ rx. 75052 ..._ usA 

Fax +; , 972 606_a(;) 68 . 

·noria•dallas@turbomeca.com 

· · · · 'Foi'rsotitn>'A'mt:itlca · .. · :· . -·_ ... ~ .. :~.- ·. ·:-: .T·;· -: i · 

TURBOMECA.,Noria 

· _ R~a. capita~ GT~~!=~~;f,1 ~26 ~ xererrt'. . · · . . , . 

·GEP: '25250 ~~~ ~;~~~~~;;,~~ 1-' RJ_ .. ,B_f(ESJL: 

SB A298 77 0821 EN -A <October 9, 2012> - 5 I 8 
SAFRAN "-_.:;r· ... fUft>O;'iJ.!!'Crt 

11 I.V:I: 1/!iJ.~ ._, I~ DAI11'j\ .. 1 • •• .- ""~ft. ; . · S· · ~ 'Ei~ RVICE -~- . . . · BU· . . · 1\i LLE"FI ·: : ': N • 

l.iiste ' des faisb~aux:~. c~pteurs ' t\JTLa,;controler 

ist ofN2,senson harfle'sses;tobe checked · 

~9 . · ... -; .. ;t2::f · <:) ,. ,. ;82a.> · · ·· · 

fq9$ .• ,, _: <?(,Q-2; ' ' ,_ . '82Q'', . i 

'697. · _·· 

'

"',·_.;,s

~ --, ••.. S: ': ;:_·_ . 

. ··726 

··· .. , _ _., :. ]1~7 '/.-~·? . ' 8314 . ' ··. ··-· 

7D2 , ·· 

_.·: 704 . 

705. 

' 709 . 

·vwo. ,/. . 84!1 

81 ··· 

. 820' 843 

71'4 82ii 

]!1'6 '823 

.717 824 . 

,A'NNE:XE fl APPENDIX 1 

SB_A298_77 _0821_EN- A <October 9, 2012>- 6/8 
.: .sAF~~. 1'urZJ~"'Nea:. 

·,. 

; .. 

FIGURE 

SB_A298_77 _0821_EN- A <October 9, 2012>- 7 I 8 
ALERT 

MANDATORY SERVICE BULLETIN 

Objet : Attestation d'application du SB lmperatif no A298 77 0821. 

Subject: Mandatory SB No. A298 77 0821 compliance certificate. 

Important I Important notice: 

Apres application des instructions speciflees dans ce SB lmperatif, veuillez completer Ia presente 

attestation et Ia retourner par courrier ou courrlel ou fax a : 

After application of the instructions specified in this Mandatory SB, please complete this certificate and mail or 

email or fax it to: 

For Africa, Europe, Middle East For Australasia, Oceania, Japan For Asia Pacific 

TURBOMECA-Noria (Team Tarnos) TURBOMECA-Noria (Team Sydney) TURBOMECA-Noria (Team Singapore) 

Fax: +33 (0) 5 59 74 45 72 Fax : +61 2 9791 6708 Fax: +65 6545 4978 

noria-tarnos-makila @turbomeca.fr noria-sydney@turbomeca.com.au noria.singapore@tu rbomeca.com .sg 

For North America For South America 

TURBOMECA-Noria (Team Dallas) TURBOMECA-Noria (Team Rio) 

Fax : +1 972 606 76 68 Fax : +55 21 2679 2794 

noria-dallas@turbomeca.com noria-rio@turbomeca.com.br 

Information concernant le materiel I Equipment information 

Utilisateur 

Customer 

NIS- SiN 

Moteur 

Engine 

Faisceau capteur NTL 

NTL sensor harness 

• TSN = Time Since New (Heures de puis neuf) 

CSN = Cycles Since New (Cycles depuis neuf) 

Operation effectuee par : 

Work performed by: 

N" Apparell 

Aircraft S/N 

Ref. - PIN TSN* TSO* CSN* 

' 

TSO = Time Since Overhaul {Heures depuis RG) 

CSO = Cycles Since Overhaul {Cycles depuis RG) 

cso· 

l 

Je certifie que le moteur identifie ci-dessus a ete controle seion les directives de ce SB lmperatif. 

I certify that the above-mentioned engine has been inspected according to the directives given in this 

Mandatory SB. 

Date [JJ I MMMM (en lettres) I AAAA Nom I Print name Fonction I Job title oulor DO I MMMM {letters) I YYYY] 

Signature : 

ANNEXE 2 I APPENDIX 2 

SB A298 77 0821_EN -A <October 9, 2012> - 8 I 8 
~ SAFRAN ' .._:;.-' 

Turl,omeca ALERTE 

SERVICE BULLETIN IMPERATIF 

Objet : Attestation d'application du SB lmperatif no A298 77 0821. 

Subject: Mandatory SB No. A298 77 0821 compliance certificate. 

Important I Important notice: 

Apres application des instructions specifiees dans ce SB lmperatif, veuillez completer Ia presente 

attestation et Ia retourner par courrier ou courriel ou fax a : 

After application of the instructions specified in this Mandatory SB, please complete this certificate and mai l or 

email or fax it to: 

For· Africa, Europe, Middle East For Australasia, Oceania, Japan For Asia Pacific 

TURBOMECA-Noria (Team Tarnos) TURBOMECA-Noria (Team Sydney) TURBOMECA-Noria (Team Singapore) 

Fax : +33 (0) 5 59 74 45 72 Fax : +61 2 9791 6708 Fax: +65 6545 4978 

noria-tarnos-makila @turbomeca.fr noria-sydney@turbomeca.com.au noria.singapore@turbomeca.com.sg 

For North America For South America 

TURBOMECA-Noria (Team Dallas) TURBOMECA-Noria (Team Rio) 

Fax: +1 972 606 76 68 Fax : +55 21 2679 2794 

noria-dallas@turbomeca.com noria-rio@turbomeca:com.br 

Information concernant le materiel/ Equipment information 

Utilisateur 

Customer 

N/S - S/N 

Moteur 

. Engine 

Faisceau capteur NTL 

NTL sensor harness 

• TSN = Time Since New (Heures depuls neuf} 

CSN = Cycles Since New (Cycles depuis neuf) 

Operation effectuee par : 

Work performed by: 

N"Appareil 

Aircraft SiN 

RM. - P/N TSN* Tso· CSN* 

TSO = Time Since Overhaul (Heures depuis RG) 

CSO ,. Cycles Since Overhaul (Cycles depuls RG) 

cso· 

Je certifie que le moteur identifie ci-dessus a ete controle selon les directives de ce SB lmperatif. 

I certify that the above-mentioned engine has been inspecte.d according to the directives given in this 

Mandatory SB. 

Date (JJ I MMMM (en lettres) I M M 

-auiOr DO I MMMM (letters) I YYYY] Nom I Print name Fonction I Job title 

Signature : 

. ANNEXE 2 / APPENDIX 2 

SB A298 77 0821 -A <9 octobre 2012>- 1 I 1 - -