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US-2009-21-03 : HAMILTON SUNDSTRAND POWER SYSTEMS - Full-Authority Digital Controller (FADEC) - Software Upgrade

Number US-2009-21-03
Issued by United States of America  United States of America
Issue date 2009-10-21
Effective date 2009-11-20
EASA approval number
ATA Chapter 49
Approval Holder
/ Type Designation
  • APPLIANCES
    • ATA 49 AIRBORNE AUXILIARY POWER
      • Auxiliary Power Units (APU)
Revision Not applicable
Correction Not applicable
Supersedure None
Publication(s) and related information Hamilton Sundstrand Power Systems SB No. 4503067-49-12, Revision 2, dated March 9, 2009. Service information identified in this AD can be obtained from Hamilton Sundstrand Technical Publications, One Hamilton Road, Mail Stop: 1A-3-Z63, Windsor Locks, CT 06096-1010; telephone (860) 654-3575.
Remarks Comments regarding this AD should be referred to the Safety Information Section, Certification Directorate, EASA;
E-mail: ADs [at] easa.europa [dot] eu

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