Copy · Ref. (D) Safran SIL120 · 4 pages

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DATE: 20190520 SERVICE INFORMATION LETTER : SIL120 REVISION N°: 0 PAGE: 1/2

ZODIAC AEROSPACE SERVICES EUROPE 61, RUE PIERRE CURIE CS20001 78373 PLAISIR CEDEX FRANCE Phone international : + 33 1 61 24 23 23 Fax international : + 33 1 61 24 21 13 TPI Web site: http://tpi.services.zodiacaerospace.com//

REVISION TRANSMITTAL SHEET

This Revision Transmittal Sheet is for the Initial issue, dated 20190520, of Service information letter:

SIL120.

REASON FOR REVISION

NA

REVISION SEQUENCE

Initial Issue .......................................... : 20190520

SERVICES INFORMATION LETTER

DATE: 20190520 SERVICE INFORMATION LETTER : SIL120 REVISION N°: 0 PAGE: 2/2

THIS PAGE INTENTIONALLY LEFT BLANK

OXYGEN SYSTEMS EUROPE 61, RUE PIERRE CURIE – CS20001 78373 PLAISIR CEDEX - FRANCE Phone : (33) 01 61 34 23 23 - Fax : (33) 01 61 34 11 18

SERVICES INFORMATION LETTER

DATE: 20190520 SERVICE INFORMATION LETTER : SIL120 REVISION N°: 0 PAGE: 1/2

TITLE: OXYGEN – OXYGEN SOLENOID VALVE PNR DVE90 -06 & DVE90 -07 – PRESSURE DROP – RETURN INSTRUCTION

1. PLANNING INFORMATION A. Effectivity Concerned equipment This Service Information Letter applies to Oxygen Solenoid Valve part Number (PNR) DVE90 -06 and DVE90-07.

In the field Follow Airbus Inspection Service Bulletin (ISB) A330-35-3056 / A340 -35-5026 / A340 -35-4034 Instruction and Retrofit Information Letter (RIL) LR35M19000744.

The table below shows the serial number (SNR) of DVE90-06 and DVE90-07 by year of manufacture.

Manufacturing Year SNR Start SNR End 1986 1 120 1987 121 169 1988 170 290 1989 291 475 1990 476 645 1991 646 785 1992 786 1050 1993 1051 1150 1994 1151 1300 1995 1301 1500 1996 1501 1680 1997 1681 1930 Manufacturing Year SNR Start SNR End 1998 1931 2215 1999 2216 2566 2000 2567 2935 2001 2936 3321 2002 3322 3660 2003 3661 3981 2004 3982 4312 2005 4313 4739 2006 4740 5262 2007 5263 5864 2008 5865 6674 2009 6675 7281 Manufacturing Year SNR Start SNR End 2010 7282 7877 2011 7878 8558 2012 8559 9349 2013 9350 9999 2014 10000 10913 2015 10914 11721 2016 11722 12661 2017 12662 13809 2018 13810 15262 2019 15263 15840 … Spares parts Not applicable.

B. Compliance Requirements Affected customers should notify Zodiac Services contact at technical.retrofit@zodiacaerospace.com.

C. Reason This Service Information Letter (SIL) is issued to provide the return instructions and commercial conditions to the customers if the Oxygen Solenoid Valve is found defective during the test on the aircraft, according to the Inspection service bulletin.

SERVICES INFORMATION LETTER

DATE: 20190520 SERVICE INFORMATION LETTER : SIL120 REVISION N°: 0 PAGE: 2/2

D. Industry Support Information Forward to the repair station the defective Oxygen Solenoid Valve for inspection and overhaul.

Repair station will perform the Zodiac Aerotechnics SB: DVE90-35-348.

The implementation of the Zodiac Aerotechnics SB DVE90 -35-348 at SAFRAN Aerosystems repair station will be Free-of-Charge (both time and material) in case of failure related to the Airbus ISB confirmed by test as per Vendor SB DVE90-35-348.

Additional repairs needed not included in the Vendor SB DVE90-35-348 will be quoted (material).

Spares valve units (P/N DVE90 -07) can be purchased at a price of 3000 USD in order to support the implementation of Inspection Service Bulletin (ISB) on the aircraft following the RIL procedure.

Validity period: Until May 31/ 21(to be co nfirmed) (based on the deadline for the execution of the airworthiness directive to be issued).

E. Approval The technical content of this SIL has been reviewed and accepted by Airbus.

F. SAFRAN AREOSYSTEM facilities

ZODIAC AEROSPACE SERVICES AMERICAS 6734 Valjean Ave VAN NUYS, CA 91406 USA Phone : +1 818 435 0900 Fax : +1 818 435 0960 technical.retrofit@zodiacaerospace.com