Airworthiness directives › 2011-23-01
AD 2011-23-01 Airworthiness Directives; Thielert Aircraft Engines GmbH (TAE) Reciprocating Engines
Makes named: thielert. Read the applicability below — it usually turns on serial or part numbers too.
Applicability*9
This AD applies to Thielert Aircraft Engines GmbH (TAE): (1) TAE 125-01 reciprocating engines (commercial designation Centurion 1.7), all serial numbers (S/Ns), if a clutch assembly part number (P/N) 02-7210-11001R13 is installed, and (2) TAE 125-02-99 reciprocating engines (commercial designation Centurion 2.0), all S/Ns, if a clutch assembly P/N 05-7211-K006001 or P/N 05-7211-K006002 is installed.
Compliance
The Manager, Engine Certification Office, FAA, may approve AMOCs to this AD. Use the procedures found in 14 CFR 39.19 to make your request.
Required actions
(1) Refer to MCAI EASA AD 2011-0152-E, dated August 18, 2011, for related information. (2) Contact Alan Strom, Aerospace Engineer, Engine Certification Office, FAA, Engine & Propeller Directorate, 12 New England Executive Park, Burlington, MA 01803; email: alan.strom@faa.gov; phone: (781) 238-7143; fax: (781) 238-7199, for more information about this AD.
Unsafe condition
Unless already done, do the following actions. (1) After the effective date of this AD, for clutch assembly P/N 02-7210-11001R13, P/N 05-7211-K006001 and P/N 05-7211-K006002, with an S/N listed in TAE Service Bulletin (SB) No. TM TAE 125-0021, Revision 1, dated August 17, 2011, or SB No. TM TAE 125-1011 P1, Revision 2, dated August 31, 2011, do the following: (i) For engines with affected clutch assemblies that have accumulated 100 flight hours or more on the effective date of this AD, replace the clutch assembly before further flight. (ii) For engines with affected clutch assemblies that have accumulated less than 100 flight hours on the effective date of this AD, replace the clutch assembly before accumulating 100 flight hours. (2) After the effective date of this AD: (i) Do not install an engine having a clutch assembly that is listed by S/N in TAE SB No. TM TAE 125-0021, Revision 1, dated August 17, 2011, or SB No. TM TAE 125-1011 P1, Revision 2, dated August 31, 2011, and (ii) Do not install any clutch assembly listed by S/N in TAE SB No. TM TAE 125-0021, Revision 1, dated August 17, 2011, or SB No. TM TAE 125-1011 P1, Revision 2, dated August 31, 2011, into any engine.
Affected ADs
This AD supersedes AD 2010-18-02, Amendment 39-16415, (75 FR 52240, August 25, 2010).
Read the original on the Federal Register →
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