## EASA EASA AD No . : 2013 -026 4 - E 

## EMERGENCY AIRWORTHINESS DIRECTIVE AD No .: 2 01 3-0 26 4- E
Date: 29 Octo be r 201 3 N ote : This E merge n cy A i rwo rthiness Directi ve (AD} is iss u ed by EASA, acti ng i n a ccordance wi t h Reg u l a tio n (EC} No 21 6/ 20 08 on behalf of th e Eu ropean Com m un i ty , i t s Member States a n d of the Eu r o pea n th i rd count ries th a t participat e in the a ctiviti es of EA SA u n der Artic l e 66 of tha t Regu l ation . Th i s AD is issued in accord ance with E U 748 12012 , Part 21.A. 3B . In accordance with EC 20421200 3 Annex I , Part M.A.301 , the continu i ng a i rworth i ness of a n a i rcraft shall be ensu r ed by accompl i sh i ng any appl i ca b le ADs . Consequ e ntly , no person m ay opera te an a i rcraft to which an AD a p pl i es , except in a cco rda nce wi th t he req u i remen ts of th at AD , unless o t herwi se s pecified by the Agency [EC 204 2/2003 A nnex I , P art M .A .3 03 ) or agreed wi th th e Autho rity of th e Sta te of Registry (EC 2 1 61200 8, A rticle 14 ( 4 ) exe m pti on ) . 

### Des ig n A p prova l Ho ld e r's Nam e: Type/ Mo de l designat i o n (s ) : XTREMEAIR GmbH TCDS Number : Fore i gn AD : Supersedure : 

### ATA 71 Manufacturer(s) : Applicab i lity : Reason :

Effect ive Date: Requ i red A ction (s) and Compliance Time (s) : XA41 , XA42 a erop l anes EASA.A.507 Not applicable Non e 

### P owe rpl a nt- Engine M o un t- In s pe ct ion 

### I Re pl ac em e nt XtremeAir GmbH XA42 , and XA41 aeroplanes , all mode l s , all serial numbers A crack was reported by an ope r ator in a weld seam between the lower left landing gear attachment beari ng and the lower engine mount to firewall attachment p l ate . Furthe r investigation showed that a ll eng i ne moun t s f rom a specific supplier may be affected . This condit i on , i f not detected and corrected , cou l d lead to engine separation of the aerop l ane a n d cou l d severe l y affect the st ructural integrity of the aeroplan e . To address this unsafe condition , XtremeAir GmbH issued Service Bulletin SB -2013-008 -A . 03 to provide inspectio n and replacement instructions for the engine mount . Fo r the reason described above , this AD requires repet i ti ve i nspection of engine mounts and , i n case of fi nd i ngs, repla cement of the eng i ne mount. 31 October 2013 Requ i red as i n d icated , unless a ccomp li shed p rev iously : (1 ) For aeroplanes on which an engine mount Part Number (PIN) XA42 - 7120 - 151 , manufactured by Szei -Tech, is installed, within 10 flight cycles (FC) after the effective date of this AD, and , thereafte r , at intervals not to exceed 10 FC , perform a visual inspect i on of all engine mount welds for cracks i n accordance w i th the instructions of XtremeAir SB - 2013-008 - A.03 . If the v i sual ins ect i on is not suffi ci ent to determ i ne cracks , erform TE.CAP. O Olll-0 03 © Eu ropea n A v i atio n Sa fety A ge n c y . All righ ts res e rved . 1/2 Pro p r i e tary do cu m ent. C opie s are n ot con t ro ll ed . Con fo rm re vi si on statu s thro u g h the EASA - l nt e rn et/ lntrane t.EASA AD No . : 2013 -0264-E a dye penetrant inspection in accordance wit h the instructions of Xtrem eAir SB-2013-008-A.03. (2) If, during any inspection as required by paragraph (1) of this AD, cracks are found , before next flight , replace the engine mount with a serviceable part (P/N XA42-7120-151) i n accordance with the instructions of XtremeAir SB-2013-008-A.03. Note: For the purpose of this AD, a serviceable part is a part which was in sp ected and , depe n di n g on f indings, correc ted by XtremeAir. (3) U nle ss the engine mo u nt was rep l aced wi th a se rv iceable part as required by paragraph (2) of this AD, within 4 months or before next aerobatic flight , whichever occurs first after the effective date of this AD, replace the engine mount with a serviceable part in accordance with the instructions of XtremeAir SB-2013-008-A . 03 . 

## (4) Replacement of the engine mount as required by paragraph (2) or (3) of this AD constitu t es termina t ing action for the requiremen ts of th is AD. Ref. Pub l icat ions : XtremeAir SB-2013 -0 08 issue A.03 dated 25 October 2013 . The use of later approved revisions of this document is acceptable for compliance with the requi rements of this AD . Remarks : 1 . If requested and appropriately substantiated, EASA can approve A l terna tive Methods of Comp li ance for this AD. 2. T he results of t he safety assessment have in di ca ted the need fo r immediate pub l ication and notification , without the full public consulta t ion process . 3 . Enquiries regarding this AD should be referred to the Safety Information Section , Executive Directorate, EASA . E - mail: ADs@easa . europa . eu . 4 . For any question concerning the technica l co n te n t of the requirem e nts in t h is A D, pl ease contact: Xt remeAir GmbH, Harzstrasse 2 , Am Flughafen Cochstedt , 39444 Heckl ingen, Germany. Tel: +49 39267 60999 0 , Fax : +49 39267 60999 20 . Website : www .xtremeair.de , Email : airworthiness(ci)xtremeair . de .

TE.CAP.00111 · 003 © Eu ropean Av ia tion Safety Agency. All rights reserved. 2/2 Proprietary do cument . Copies are not co ntrolled. Confirm revis ion stat us t h ro u gh the EASA- Internet/lntrane t.