The FAA is issuing this AD to detect and address cracking of the wing strut attach point. The unsafe condition, if not addressed, could result in failure of the wing in operation, which could result in loss of control of the airplane.
This AD was prompted by reports of an unapproved idler gear bearing being installed on propeller governors either at manufacture or during overhaul.
This AD applies to GA8 Airvan (Pty) Ltd Model GA8 and is effective on 29 Sep 2020.
This AD applies to all Blanik Model L23 Super-Blanik gliders and is effective on 28 Aug 2020.
This AD applies to Aerospace Welding Minneapolis Inc; (AWI) Mufflers and is effective on 21 Feb 2018.
This AD applies to all Lycoming TIO-540-AJ1A reciprocating engines and it is effective June 28, 2017.
This AD describes the unsafe condition as inadequate guidance for spin training operations.
This AD requires an inspection of the engine oil pressure switch and, if applicable, replacement of the engine oil pressure switch.
This AD describes the unsafe condition as burnt electrical connectors leading to the left-hand wingtip pitot heater, which may result in loss of airspeed indication.
This AD was prompted by reports of chafed fuel return line assemblies, which were caused by the fuel return line assembly rubbing against the right steering tube assembly during full rudder pedal actuation.