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CF-2025-20 : Pneumatic – Engine Bleed Pressure Regulating Shutoff Valve (PRSOV) Failure

Number CF-2025-20
Issued by Canada  Canada
Issue date 2025-04-23
Effective date 2025-04-29
EASA approval number
ATA Chapter 36
Approval Holder
/ Type Designation
  • AIRBUS CANADA LP
    • BD-500 (A220 Series)
      • BD-500-1A10 (A220-100)
      • BD-500-1A11 (A220-300)
Revision Not applicable
Correction Not applicable
Supersedure None
Publication(s) and related information ACLP's BD-500-1A10 Master AFM (publication BD500-3AB48-22200-00), Issue 012, dated 22 July 2019. ACLP's BD-500-1A11 Master AFM (publication BD500-3AB48-32200-00), Issue 012, dated 22 July 2019. Airbus Canada Service Bulletin (SB) BD500-361001 Issue 002 dated 13 November 2024, or later revisions approved by the Chief, Continuing Airworthiness, Transport Canada.
Remarks Comments regarding this AD should be referred to the Safety Information Section, Certification Directorate, EASA;
E-mail: ADs [at] easa.europa [dot] eu