EASA AD No.: 20 1 3

- 0 052

TE. CAP.0011 0

- 00 3 © European Aviation Safety Agency. All rights reserved. 1 / 3 Proprietary document. Copies are not controlled. Confirm revision status through the EASA

- Internet/Intranet. 

## EASA AIRWORTHINESS DIRECTIVE

AD No.: 20 13

- 0 052

Date: 04 March 2013

Note: This Airworthiness Directive (AD) is issued by EASA, acting in accordance with Regulation (EC) No 216/2008 on behalf of the European Community, its Member States and of the Eur opean third countries that participate in the activities of EASA under Article 66 of that Regulation

.

This AD is issued in accordance with EU 748/2012, Part 21.A.3B. In accordance with EC 2042/2003 Annex I, Part M.A.301, the continuing airworthiness of an aircraft shall be ensured by accomplishing any applicable ADs. Consequently, no person may operate an aircraft to which an AD applies, except in accordance with the requirements of that AD, unless otherwise specified by the Agency [EC 2042/2003 Annex I, P art M.A.303] or agreed with the Authority of the State of Registry [EC 216/2008, Article 14(4) exemption]

. 

### Design Approval Holder’s Name:

DASSAULT AVIATION Type/Model designation(s):

Falcon 900 EX aeroplanes

TCDS Number: EASA.A. 0 62

Foreign AD: Not app licable

Supersedure: None



### ATA 05 Time Limits and Maintenance Checks

– Airworthiness Limitations

– Amendment / Implementation

Manufacturer(s): Dassault Aviation

Applicability: Falcon 9 00 EX aeroplanes

, serial number (s/n) 97 and s/n 1 20 and higher ( F alcon 900EX Easy, Falcon 900LX and Falcon 900DX v ariants )

Reason: The airworthiness limitations and maintenance requirements for the Falcon 900EX type design relating to Falcon 900EX Easy, Falcon 900LX and Falcon 900DX variants

, are included in Aircraft M aintenance Manual (AMM) chapter 5

- 40 and are approved by the European Aviation Safety Agency (EASA).

EASA issued AD 2008

- 0221 to require accomplishment of the maintenance tasks and implementation of the airworthiness limitations, as specified in Dassault A viation F alcon 900EX Easy/ 900LX/ 900DX AMM chapter 5

- 40 referenced DGT 11387 5 at revision 3.
Since that AD was issued, Dassault Aviation issued revision 7 of F alcon 900EX Easy/ 900LX/ 900DX AMM chapter 5

- 40

, which contains new or more restrictive maintenance requirements and/or airworthiness limitations and introduces, among others

, the following changes :

- Tasks renumbering,

- Introduction of a Corrosion Prevention Control Program (CPCP),

- Revised overhaul limits for screwjack of flap actuators

- 3 version;EASA AD No.: 20 1 3

- 0 052

TE. CAP.0011 0

- 00 3 © European Aviation Safety Agency. All rights reserved. 2 / 3 Proprietary document. Copies are not controlled. Confirm revision status through the EASA

- Internet/Intranet. - Revised interval for checking the screw / nut play on screwjack of flap actuators

- 3 version;

- Removal of service life limit for screwjack of flap actuators;

- Test of flap asymmetry protection system , with an extended inspection interval;

- Inspection p rocedures of fuselage and wings;

- Check of overpressure tightness on pressurization control regulating v alves. Compliance with this check is required by EASA AD 2008

- 0072 , but AMM chapter 5

- 40 DGT 11387 5 at revision 7 in troduc es an extended inspection in terval;

- Check of overpressure relief valve vacuum supply lines.
The maintenance tasks and airworthiness limitations, as specified in the F alcon 900EX Easy/ 900LX/ 900DX AMM chapter 5

- 40, have been identified as mandatory actions for continued airworthiness of the Falcon EX Easy, Falcon 900 LX and Falcon 900DX v ariants of the F900EX type design . Failure to comply with AMM chapter 5

- 40 at revision 7 may result in an unsafe condition.

For the re asons described above, this AD requires the implementation of the maintenance tasks and airworthiness limitations, as specified in the Dassault Aviation F alcon 900EX Easy/ 900LX/ 900DX AMM chapter 5

- 40 DGT 11387 5 at revision 7

.

Effective Date: 18 March 2013

Required A ction(s) and Compliance Time(s): Required as indicate d, unless previously accomplished: (1 ) After the effective date of this AD, accomplish the following actions, as specified in Dassault Aviation F alcon 900EX Easy/ 900LX/ 900DX AMM chapter 5

- 40 DGT 113875 at revision 7 : (1.1) Replace each component before or upon reaching the applicable life limit, and (1.2) Within the thresholds and intervals, accomplish all applicable maintenance tasks. (2) In case of finding discrepancies (as defined in the AMM Chapter 5

- 40 at revision 7 ) during any inspection as required by paragraph (1) of this AD, within the applicable compliance time specified in AMM Chapter 5

- 40 at revision 7 , accomplish the applicable maintenance procedures for corrective actions in accordance with approved maintenance documentation.
If no compliance time is identified in the AMM Chapter 5

- 40 at revision 7

, accomplish the applicable corrective actions before next flight. If a detected discrepancy is not identified in Dassault Aviation AMM chapter 5

- 40 at Revision 7 , before next flight, contact Dassau lt Aviation for approved instructions and accomplish those instructions accordingly. (3) Compliance with the requirements of paragraphs (1) and (2) of this AD can be demonstrated by: (3.1) Revising as follows the approved Aircraft Maintenance Programme (AM P) on the basis of which the operator or the owner ensures the continuing airworthiness of each operated aeroplane:
Incorporate all airworthiness limita tions, maintenance tasks

, applicable thresholds and intervals specified in Dassault Aviation AMM chapter 5

- 40 DGT 113875 at Revision 7

,

a ndEASA AD No.: 20 1 3

- 0 052

TE. CAP.0011 0

- 00 3 © European Aviation Safety Agency. All rights reserved. 3 / 3 Proprietary document. Copies are not controlled. Confirm revision status through the EASA

- Internet/Intranet. (3.2) Complying with the approved AMP described in paragraph (3.1) of this AD. (4) Compliance with the requirements of paragraphs (1) and (2) of this AD, or as specified in paragraph (3) of this AD, is acceptable to com ply with the requirements of EASA AD 2008

- 0072 and EASA AD 2008

- 0221.

Ref. Publications: Dassault Aviation Falcon 900EX Easy/ 900LX/ 900DX A ircraft M aintenance M anual chapter 5

- 40 at Revision 7 (DGT 113875)

. The use of later approved revisions of this docum ent is acceptable for compliance with the requirements of this AD.

Remarks: 1. If requested and appropriately substantiated, EASA can approve Alternative Methods of Compliance for this AD

. 2. This AD was posted on 1 7 January 2013 as PAD 13

- 01 3 for consultation until 1 4 February 2013. The Comment Response Document can be found at http://ad.easa.europa.eu

. 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 technical conte nt of the requirements in this AD, please contact your Dassault Falcon Technical Assistance:

 For Europe, Middle East and Africa based operators: Hot Line: (33) 1 47 11 37 37 / Fax: (33) 1 47 11 89 49

 For USA, Canada and Mexico based operators: Help Desk: (1) 800

- 2FALCON (2325266) / Fax: (1) 201 541 4740

 All other areas : Help Desk: (1) 201 541 4747 / Fax: (1) 201 541 4740