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Transport

Canada

Transports

Canada

TP 7245E

No.

CF-2009-36

Issue Date

02 September 2009

AIRWORTHINESS DIRECTIVE

Tile follOWing airw<Ji'lliness direc:lillfl (AD) may be applicable to an airt:rnfl which cur ,eCOlt!. im'cale Is rngistere<l in y01.l"m,,,,e_ ADs ara, issued pursuanllo Canarlian

Avliiliwl RlIfJIHDW> (CAR}5n. Pursuenl to CAR &(l/i.84arid the ruM ••. details of CAR Standard 1175, Append'" H, the conunumg "'lWont'ir>e.s of a can"""" registered

aircra/l is (:(Inl'''9''''\ upen compjiance will all appli<:atNe.ADs. Failure to comply Wllh !he req\JjreFn!lnl6 01 an AD may In""I'Oal8 Ihe ftighl authDfizaliOflllflhe aircrall. AII""",Ii""

meanS of campl"n"a st\ajl be app,ed fo< In aoCOrdance wlln CAR &06.84 an<;llhe 8bo",,_rn!erence<! Stands"'.

TnlS AD hilS t>eerl iSS~l>y Irle Continuing AiIWOnhine5S Di";5;on IAAROGI NationalAI"""" CMif,oalion Brnnct1, Transpon Ganada, Onawa lelepnone613 952-4357,

Number:

Subject:

Effective:

Applicability:

Compliance:

Background:

Corrective

Actions:

CF-2009·36

Stick Pusher Capstan Shaft Failure

22 September 2009

Bombardier CL·600-2819, serial numbers 7003 through 7990, 8000 and subsequent

As indicated below, unless already accomplished.

There have been several Stick. Pusher Capstan Shaft failures causing severe

degradation of the stick pusher function. This directive is issued to revise the first flight of

the day check. of the stall protection system to detect degradation of the stick pusher

function. It also introduces a new repetitive maintenance task to limit exposure to

dormant failure of the stick pusher capstan shaft.

1. Aircraft Flight Manual (AFM) Modffication

Within 30 days of the effective date of this directive, accomplish the following:

1.1 Amend the Aircraft Flight Manual (AFM) by inserting Temporary Revision (TR)

RJ/178, dated 15 February 2008 or later approved revision. TR RJ/178

introduces a limitation to ensure that the Stall Protection System test is

accomplished before the first flight of the day.

1.2 Advise aUflight crews on the changes introduced through the AFM TR.

2. Airworthiness Limitation Change

2.1 Within 30 days of the effective date of this directive, amend the Transport

Canada approved maintenance schedule by incorporating the inspection

requirements of Certification Maintenance Requirement (CMR) Number

C27·35·300-01, as introduced by Temporary Revision (TR) 2A-43, dated

7 May 2008, of Canadair Regional Jet Maintenance Requirements Manual, Part

2, Appendix A, "Certification Maintenance Requirements".

2.2 For airplanes with more than 5 000 hours air time, perform initial compliance with

the new CMR task within 500 hours air time from the effective date of this

directive, unless already accomplished.

Authorization: For Minister of Transport, Infrastructure and Communities

Contact:

Derek Ferguson

Chief, Continuing Airworthiness

Mr. Gordanko Jeremic, Continuing Airworthiness, Ottawa, telephone 613-952-4357,

facsimile 613-996-9178 or e-mail CAW WEB Feedback@tc,gc.Cq or any Transport

Canada Centre.

PUr$uanl to CAR 202.61 !ho, "'9'5tered owner of a cana<i.n ."aaft sMail. witiiin seven days, notify IMe MinoSlllr

in wrili"1g of any cha~"of hi' Of her name or address.

To ",~"ta d'lan!l" 01 a<l<lr&S5.conlaCllhe Cl••il AYlalicm Comm.lnicallons Centre (AARCI

at Place •••.ViII., OlfoI"!,,,. On"'rlo K1Alnll, or 1~OO~1l6_2O!i',

or www.tc.gc.calciYiIll ••lltionlcomm ••••clti<>o$lcefJtno/_OS.;lSp Canada