Airworthiness Directive · Amendment 39-4038 · Lycoming Engines Engines
Lycoming Engines Engines
This AD applies to Lycoming Engines IGO-540-A1A, IGO-540-B1A, IGO-540-B1C, IGSO-480-A1E6, IGSO-540-A1A, IGSO-540-A1C, IGSO-540-A1D, IGSO-540-A1E, IGSO-540-A1H, IO-540-A1A5, IO-540-B1C5, IO-540-K1E5.
The models as the FAA's AD index lists them. The serial ranges, installed parts and exceptions are in the AD itself: read it at the FAA.
The aircraft, engines and makers this AD names, by the model designations in its text. A model listed here may still be outside the AD's serial ranges.
