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SIB SAIB-2026-09 : Hydraulic Power - Hydraulic Power Transfer Unit System

Number SAIB-2026-09
Issued by United States of America  United States of America
Issue date 2026-04-23
Effective date
EASA approval number
ATA Chapter
Approval Holder
/ Type Designation
  • BOEING
    • 757
      • 757-200
      • 757-200CB
      • 757-200PF
      • 757-300
  • Safety Information Bulletin
    • Airworthiness
      • Fixed Wings
Revision Not applicable
Correction Not applicable
Supersedure None
Publication(s) and related information Information Notices 757-29A0071 IN 01, dated 1 May 1 2024, and 757-29A0071 IN 02, dated 2 May 2025, and Boeing Fleet Team Digest 757-FTD-29-20001, PTU Control Valve Failure. Boeing Commercial Airplanes, Attention: Contractual & Data Services (C&DS), 2600 Westminster Boulevard, MC 110-SK57, Seal Beach, CA 90740-5600; phone: (562) 797-1717; website: https://www.myboeingfleet[dot]com.
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

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