Beechcraft 400A Airworthiness Directives

Every AD in the library whose text names the Beechcraft 400A, of which 298 are registered in the US.

23 not superseded, 3 of them with a repeat action. 24 listed in all, newest published October 23, 2014.

Published sinceHide 1 supersededOnly repeat actions23 of 24

2014-21-06Requires an inspection to determine if PTAs having a certain serial number and part number are installed, and replacement if they are installedFlight controls · AirplaneRepeat actionOct 23, 2014
2002-01-23Raytheon Model Beech 400, 400A, and 400T Series Airplanes; Model Beech MU-300-10 Airplanes; and Model Mitsubishi MU-300 AirplanesAirplaneRepeat actionJan 30, 2002
2001-03-06Requires repetitive inspections of the bleed air supply tube assemblies for discrepancies; and replacement of the bleed air tube assembly with a new bleed air tube assembly, if necessaryRaytheon (Beech) Model MU-300, MU-300-10, 400, and 400A Series Airplanes · AirplaneRepeat actionFeb 15, 2001
2013-03-07Requires installing an in-line fuse in the 5-volt DC system for each of the five instrument lighting control power suppliesElectrical power system wiring · AirplaneFeb 12, 2013
2011-03-12Requires a detailed inspection for proper sealant of the left and right pylon firewall structures, and corrective actions if necessaryNacelles/pylons · AirplaneFeb 7, 2011
2009-07-02Hawker Beechcraft Corporation Model MU-300-10 Airplanes and Model 400 and 400A Series Airplanes; and Raytheon (Mitsubishi) Model MU-300 AirplanesAirplaneSupersedes 96-03-07Mar 26, 2009
2007-24-01Requires inspecting the galley cabinets to determine if a certain part number is installed or if a certain size of wire already exists, and doing related investigative/corrective actions if necessaryHawker Beechcraft Model 400A Series Airplanes · AirplaneNov 28, 2007
2007-19-05Requires modifying the attachment fasteners on the engine cowling panelsHawker Beechcraft Model 400, 400A, and 400T Series Airplanes · AirplaneSep 18, 2007
2006-21-02Requires revising the airplane flight manual to modify the Operating Limitations, Abnormal Procedures, and Normal Procedures, as applicable, for flight in icing conditionsRaytheon (Beech) Model 400, 400A, and 400T Series Airplanes; and Raytheon (Mitsubishi) Model MU-300 Airplanes · AirplaneOct 10, 2006
2006-15-16Raytheon (Beech) Model 400 and 400A Series AirplanesAirplaneJul 31, 2006
2004-22-02Requires a one-time inspection of certain panels in the spoiler mixer bay for the presence of drain holes, and the addition of at least one new drain hole; and a one-time inspection for discrepancies of the sealant...Raytheon (Beech) Model MU-300-10, 400, 400A, and 400T Series Airplanes; and Raytheon (Mitsubishi) Model Beech MU-300 Airplanes · AirplaneOct 27, 2004
2004-03-35Requires an inspection to determine the part number of the A194 roll trim printed circuit board (PCB), and replacement of certain PCBs with improved partsRaytheon Model Beech 400A and 400T Series Airplanes · AirplaneFeb 18, 2004
2003-10-13Requires replacement of the low-pressure oxygen tubing located in the forward fuselage (nose avionics bay), lower forward flight deck, and lower forward cabin areas, as applicable, with new low-pressure oxygen tubingRaytheon Model Beech 400A and 400T Series Airplanes · AirplaneMay 27, 2003
2003-07-07Requires inspection of the main landing gear (MLG) wheels to determine the part numbers of the tie-bolt nuts, and replacement of nuts that have the incorrect part number with nuts that have the correct part numberRaytheon Model BAe.125 Series 800A, 800A (C-29A), 800A (U-125), and 800B Airplanes; Model BH.125 Series 400A Airplanes; Model DH.125 Series Airplanes; Model Hawker 800, 800 (U-125A), and 800XP Airplanes; and Model HS.125 Series F3B, F3B/RA, F400B, F403B, 1B, 1B-522, 1B/R-522, 1B/S-522, 3B, 3B/R, 3B/RA, 3B/RB, 3B/RC, 400B, 400B/1, 401B, 403A(C), and 403B Airplanes · AirplaneApr 3, 2003
2001-24-11Raytheon Model Beech 400, 400A, and 400T Series Airplanes, Model Mitsubishi MU-300 Airplanes, and Model Beech MU-300-10 AirplanesAirplaneDec 6, 2001
2001-20-07Requires replacement of certain bus bars connecting the battery and external power receptacle to the airframe ground with a new, improved bus barRaytheon Model Beech 400A Series Airplanes · AirplaneOct 11, 2001
2000-25-04Requires a one-time inspection to detect hydraulic fluid leakage from the B-nut area, which attaches a hydraulic tube to the anti-skid valve assembly, and corrective actions, if necessary; and installation of an...Raytheon (Beech) Model MU-300, MU-300-10, 400, 400A, and 400T Series Airplanes · AirplaneDec 13, 2000
2000-09-12Requires replacement of temperature switch assemblies of the wing ice protection system with new, improved partsRaytheon (Beech) Model 400A and 400T Series Airplanes · AirplaneMay 12, 2000
2000-02-35Requires replacement of cadmium plated fittings and cone caps in the oxygen system plumbing with improved fittings and cone caps, a detailed visual inspection of the oxygen system plumbing in the area of the replaced...Raytheon Model Hawker 800 and 1000 Airplanes and Model DH.125, HS.125, BH.125, and BAe.125 Series Airplanes · AirplaneFeb 7, 2000
99-21-26Raytheon (Beech) Model 400, 400A, 400T, and MU-300-10 AirplanesAirplaneSupersedes 94-25-10Oct 18, 1999
99-21-08Requires replacement of the fuel drain tube assembly in the aft fuselage with a new, modified assemblyRaytheon (Beech) Model 400A Airplanes · AirplaneOct 7, 1999
98-06-30Raytheon (Beech) Model 400, 400A, 400T, MU-300, and MU-300-10 AirplanesAirplaneSupersedes 96-17-10Mar 20, 1998
96-25-03Raytheon (Beech) Model 400A, 400T (Military T-1A), and 400T (Military TX) Series AirplanesAirplaneSupersedes 94-14-06Dec 20, 1996

Listed by the model designations in each AD's text. An AD written for a part number, or for "all" engines of a maker, may name no model and so not appear here: search the library for the part or the maker as well.