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US-2023-03-20 : Time Limits / Maintenance Checks – Airworthiness Limitations Section – Amendment

Number US-2023-03-20
Issued by United States of America  United States of America
Issue date 2023-03-28
Effective date 2023-05-01
EASA approval number
ATA Chapter 28
Approval Holder
/ Type Designation
  • BOEING
    • 747
      • 747-400
      • 747-400D
      • 747-400F
Revision Not applicable
Correction Not applicable
Supersedure None
Publication(s) and related information Section 9, Airworthiness Limitations (AWLs) and Certification Maintenance Requirements (CMRs), of Boeing 747-400 Maintenance Planning Data (MPD) Document, D621U400-9, dated April 2022. For Boeing service information identified in this AD, contact Boeing Commercial Airplanes, Attention: Contractual & Data Services (C&DS), 2600 Westminster Blvd., MC 110-SK57, Seal Beach, CA 90740-5600; phone: (562) 797-1717; website: myboeingfleet[dot]com.
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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