Airworthiness Directive
AD 2012-16-14: Honeywell International Inc. Turbofan Engines
Airworthiness Directives; Honeywell International Inc. Turbofan Engines
- Effective
- Oct 1, 2012
- Published
- Aug 27, 2012
- Registered aircraft
- 403
Models this AD may apply to
AI-extracted — verify against originalMatched from the AD's applicability section. Applicability must be confirmed by a mechanic against the aircraft's records.
Engines
- HONEYWELL TFE731-20AR
- HONEYWELL TFE731-20BR
- HONEYWELL TFE731-20R
- HONEYWELL TFE731-40
- HONEYWELL TFE731-40AR
- HONEYWELL TFE731-40R
- HONEYWELL TFE731-50R
- HONEYWELL TFE731-60
- Serial numbers per Table 4 of Honeywell Service Bulletin TFE731-72-5221, Revision 0. Only with: Engines listed in Table 4 of the SB, or with LPT2 rotor assembly P/N 3060608-2, -3, or -5 that had LPT2 rotor blades P/N 3075424-2 replaced between March 2009 and September 2010, or P/N 3075424-3 replaced between July 2010 and September 2010.
- Only with: Engines listed in Table 4 of the SB, or with LPT2 rotor assembly P/N 3060608-2, -3, or -5 that had LPT2 rotor blades P/N 3075424-2 replaced between March 2009 and September 2010, or P/N 3075424-3 replaced between July 2010 and September 2010.
Applicability
From the AD text(1) This AD applies to Honeywell International Inc. TFE731-20R, -20AR, -20BR, -40, -40AR, -40R, -50R, and -60 turbofan engines: (i) With an engine model number and serial number (S/N) listed in Table 4 of Honeywell Service Bulletin (SB) TFE731-72-5221, Revision 0, dated November 11, 2010, or (ii) With 2nd stage low-pressure turbine (LPT2) rotor assembly part numbers (P/Ns) 3060608-2, 3060608-3, or 3060608-5 that had any LPT2 rotor blades P/N 3075424-2 replaced between March 2009 and September 2010, inclusive, or that had any LPT2 rotor blades P/N 3075424-3 replaced between July 2010 and September 2010, inclusive.
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