Skip to content
KnownTail
Airworthiness Directive

AD 2022-14-12: Turbine Engine Reduction Gear

Airworthiness Directives; GE Aviation Czech s.r.o. (Type Certificate Previously Held by WALTER Engines a.s., Walter a.s., and MOTORLET a.s.) Turboprop Engines

Effective
Aug 18, 2022
Published
Jul 14, 2022
Registered aircraft
18

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

  • MOTORLET M601D-11
  • MOTORLET M601E-11
  • MOTORLET M601E-11A
  • MOTORLET M601E-11AS
  • MOTORLET M601E-11S
  • MOTORLET M601F
  • WALTER M601D-11
  • WALTER M601E-11
  • WALTER M601E-11A
  • WALTER M601E-11AS
  • WALTER M601E-11S
  • WALTER M601F
  • Serial numbers per GE Aviation Czech ASB-M601F-72-10-00-0056 [02] (single document with ASB-M601D/E/Z), dated May 31, 2021, Attachments 1 and 2. Only with: M601F and M601E-11/-11A engines only with ESNs listed in the ASB; M601D-11, M601E-11AS and M601E-11S engines with propeller shaft P/N M601-6081.2 or M601-6081.4 installed.
  • Only with: M601F and M601E-11/-11A engines only with ESNs listed in the ASB; M601D-11, M601E-11AS and M601E-11S engines with propeller shaft P/N M601-6081.2 or M601-6081.4 installed.

Applicability

From the AD text
This AD applies to: (1) GE Aviation Czech s.r.o. (GEAC) M601F model turboprop engines with an engine serial number (ESN) listed in Attachment 1, List of Affected Engines--Group 1, of GE Aviation Czech Alert Service Bulletin (ASB) ASB-M601F-72-10-00-0056 [02], ASB-M601D-72-10-00-0072 [02], ASB-M601E-72-10-00-0103 [02], and ASB-M601Z-72-10-00-0056 [02] (single document; formatted as service bulletin identifier [revision number]), dated May 31, 2021 (the ASB); (2) M601E-11 and M601E-11A model turboprop engines with an ESN listed in Attachment 2, List of Affected Parts--Group 2, of the ASB; and (3) M601D-11, M601E-11AS, and M601E-11S model turboprop engines with propeller shaft part number (P/N) M601-6081.2 or P/N M601-6081.4.

Related ADs

Superseded or revised by AD 2024-03-05.

Read the AD in the Federal RegisterReport an error on this page