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Airworthiness Directive

AD 2020-08-04: Turbine Section

Airworthiness Directives; International Aero Engines LLC, Turbofan Engines

Effective
May 21, 2020
Published
Apr 16, 2020
Registered aircraft
438

Models this AD may apply to

AI-extracted — verify against original

Matched from the AD's applicability section. Applicability must be confirmed by a mechanic against the aircraft's records.

Engines

  • IAE PW1127G-JM
  • IAE PW1127GA-JM
  • IAE PW1133G-JM
  • IAE PW1133GA-JM
  • Serial numbers per Excludes engine serial numbers listed in paragraph (g) of AD 2019-25-01. Only with: LPT 3rd-stage blades P/N 5387343, 5387493, 5387473, or 5387503 installed.
  • Only with: LPT 3rd-stage blades P/N 5387343, 5387493, 5387473, or 5387503 installed.

Applicability

From the AD text
This AD applies to International Aero Engines, LLC (IAE) PW1133G-JM, PW1133GA-JM, PW1130G-JM, PW1129G-JM, PW1127G-JM, PW1127GA-JM, PW1127G1-JM, PW1124G-JM, PW1124G1-JM, and PW1122G-JM model turbofan engines with low-pressure turbine (LPT) 3rd-stage blades, part number (P/N) 5387343, 5387493, 5387473, or 5387503, installed. Note to paragraph (c): This AD does not apply to IAE PW1133G-JM, PW1133GA-JM, PW1130G-JM, PW1129G-JM, PW1127G-JM, PW1127GA-JM, PW1127G1-JM, PW1124G-JM, PW1124G1-JM, and PW1122G-JM model turbofan engines with engine serial numbers listed in paragraph (g) of AD 2019-25-01 (84 FR 65666, November 29, 2019).

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