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US-2018-13-02 : Engine - 4th Stage Low Pressure Turbine Air Seals - Replacement

Number US-2018-13-02
Issued by United States of America  United States of America
Issue date 2018-06-18
Effective date 2018-07-20
EASA approval number
ATA Chapter 72
Approval Holder
/ Type Designation
  • PRATT & WHITNEY
    • PW4000
      • PW4052
      • PW4056
      • PW4060
      • PW4062
      • PW4062A
      • PW4152
      • PW4156A
      • PW4158
      • PW4460
      • PW4462
Revision Not applicable
Correction Not applicable
Supersedure None
Publication(s) and related information PW SB PW4ENG A72-830, Revision No. 1, dated May 02, 2017, describes procedures for replacement or modification of the 4th stage LPT air seals. For a copy of this service information, contact Pratt & Whitney Division, 400 Main St., East Hartford, CT 06118; telephone: +1-800-565-0140; fax: +1-860-565-5442.
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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