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SIB 2012-16R1 : Hydraulic Systems – Implementation of automatic Power Transfer Unit inhibition logic

Number 2012-16R1
Issued by Europe  Europe
Issue date 2012-11-21
Effective date
EASA approval number
ATA Chapter
Approval Holder
/ Type Designation
  • Safety Information Bulletin
    • Airworthiness
      • Fixed Wings
Revision This SIB revises EASA SIB No. 2012-16 dated 28 August 2012, to include reference to Airbus Service Bulletin (SB) A320-29-1156, which provides an optimized retrofit solution for automatic Power Transfer Unit (PTU) inhibition.
Correction Not applicable
Supersedure None
Publication(s) and related information - Airbus SB A320-29-1115 - provision for PTU inhibition logic - Airbus SB A320-29-1126 - activation of PTU inhibition logic. - Airbus SB A320-29-1156 - retrofit automatic PTU inhibition.
Remarks Comments regarding this safety information should be referred to the Safety Information Section, Certification Directorate, EASA;
E-mail: ADs [at] easa.europa [dot] eu