Technical Bulletins

Technical Bulletins (Bolletino Tecnico) may be accessed and downloaded for AgustaWestland Italy Supported Products only.
AgustaWestland is fully committed to sending a paper copy of the Technical Bulletins to all customers upon the issue or up issue of new documents in line with national airworthiness standards.
By using the below search function you may also access and download .pdf versions of the same Technical Bulletins, uploaded in real time for most of the current inservice AgustaWestland civilian products.
Please select the appropriate helicopter model and the specific Technical Bulletin required.
For any questions or further information please use the contact us link and Service Engineering for the specific helicopter type or the publications section.

To view Technical Service Bulletins related to AgustaWestland UK Supported Military Products please use the WingMan link.

Number Rev. Datesort icon Subject Type Note Upload File Note File
109SP-014 - 29/07/2010 Brightness modification of pilot cable payout display indicator P/N 109-B702-21-105 by means of the kit P/N 109G2506P04-101 application. Mandatory - http://www.agustawestland.com/sites/default/files/109SP-014.pdf -
139-213 - 27/07/2010 General visual inspection of NLG actuator fitting area. Mandatory - http://www.agustawestland.com/sites/default/files/139-213.pdf -
109S-38 - 26/07/2010 Intallation of the traffic advisory system interfaced with GNS430 and GNS530, by application of kit P/N 109-0812-39-163. Optional - http://www.agustawestland.com/sites/default/files/109S-38.pdf -
139-205 - 26/07/2010 Chafing between engine fuel supply tube and ECS tube assy. Mandatory - http://www.agustawestland.com/sites/default/files/139-205.pdf -
412-129 - 22/07/2010 Upper cable cutter assembly one time inspection of. Mandatory - http://www.agustawestland.com/sites/default/files/412BT-129.pdf -
412SB-113 - 22/07/2010 Upper Cable cutter assembly one time inspection of. Mandatory - http://www.agustawestland.com/sites/default/files/412SB-113.pdf -
109SP-013 - 22/07/2010 Ripple damper Kit P/N 109-0812-69-101 removal. Mandatory - http://www.agustawestland.com/sites/default/files/109SP-013.pdf -
139-220 - 19/07/2010 Door step assy retromod P/N 3G2506P07011 / 3G2506P07111. Optional - http://www.agustawestland.com/sites/default/files/139-220.pdf -
109SP-012 - 19/07/2010 Restore the “PARK BRK ON” caution message. Mandatory - http://www.agustawestland.com/sites/default/files/109SP-012_1.pdf -
139-107 B 15/07/2010 Strobe light under fuselage kit, installation of. Optional - http://www.agustawestland.com/sites/default/files/139-107_1.pdf -
139-163 - 12/07/2010 Tail rotor blade lightning strip P/N 3G6410A03052, improvement of. Optional - http://www.agustawestland.com/sites/default/files/139-163.pdf -
219-188 - 08/07/2010 Modification of engine start interlock electrical system. Mandatory - http://www.agustawestland.com/sites/default/files/219-188.pdf -
119-39 - 02/07/2010 Inspection of the pilot control box assy P/N 109-0010-81-103 and co-pilot control box assy P/N 109-0010-81-107 of the collective pitch control installation. Mandatory Alert - http://www.agustawestland.com/sites/default/files/119-39.pdf -
109L-029 - 29/06/2010 Pilots cabin overhead panel assy modification. Mandatory - http://www.agustawestland.com/sites/default/files/109L-029.pdf -
EH101-53-098 - 28/06/2010 Fuselage - Introduction of the better corrosion protection of the under tank panel. Optional - http://www.agustawestland.com/sites/default/files/EH101-53-098.pdf -
EH101-53-061 1 10/06/2010 Tail Unit Module – Forward Bulkhead Installation, Detailed NDT Inspection for Cracks and Corrosion. Mandatory - http://www.agustawestland.com/sites/default/files/EH101-53-061.pdf -
EH101-67-074 2 09/06/2010 Rotors Flight Control – Check of the Automatic Flight Control System (AFCS) Flight Controls for Yaw to Collective Feedback. Mandatory - http://www.agustawestland.com/sites/default/files/EH101-67-074.pdf -
EH101-62-086 - 09/06/2010 Main Rotor – Modification (Mod) EAM0835, Introduction of the new top rotating scissors assembly. Optional - http://www.agustawestland.com/sites/default/files/EH101-62-086.pdf -
109L-028 - 04/06/2010 Replacement and repositioning of the check valves of the flight control hydraulic system, by application of retrofit kit P/N 109G2906R03-101 or -103. Optional - http://www.agustawestland.com/sites/default/files/109L-028.pdf -
139-176 - 04/06/2010 Tail rotor drive MGB adapter variant P/N 3G6306P01011, installation of. Optional - http://www.agustawestland.com/sites/default/files/139-176.pdf -