Technical Information

For civilian products AgustaWestland publishes additional information on a regular basis that is used to keep the customer informed regarding our services and products.

The Information Letters either refer cross product line or to a specific helicopter model.

Information Letters in .pdf format may be accessed through the following menu.

Furthermore to view the list of active AgustaBell 412 Service Instructions and download them in pdf format please refer to Download section

Title Revision Issue Datesort icon Subject Note
GEN-10-020 - 20/07/2010 AGUSTAWESTLAND 24/7 Fleet Operations centre. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/GEN_10_020.pdf
AW139-10-021 - 19/07/2010 New Exchange Program Terms and Conditions for components installed on AW139 helicopters under civil registration. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/AW139_10_021.pdf
A109-10-022 - 19/07/2010 New Exchange Program Terms and Conditions for components installed on AW109 and AW119 helicopters under civil registration. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/A109_10_022.pdf
A109E-10-030 - 19/07/2010 New Exchange Program Terms and Conditions for components installed on AW109 and AW119 helicopters under civil registration. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/A109E_10_030.pdf
A109S-10-017 - 19/07/2010 New Exchange Program Terms and Conditions for components installed on AW109 and AW119 helicopters under civil registration. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/A109S_10_017.pdf
AW109SP-10-004 - 19/07/2010 New Exchange Program Terms and Conditions for components installed on AW109 and AW119 helicopters under civil registration. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/AW109SP_10_004.pdf
A119-10-024 - 19/07/2010 New Exchange Program Terms and Conditions for components installed on AW109 and AW119 helicopters under civil registration. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/A119_10_024.pdf
A109-10-021 - 16/07/2010 Possible consequences of a wrong helicopter cleaning procedure application in the Tail Rotor area. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/A109_10_021_0.pdf
A109LUH-10-011 - 16/07/2010 Possible consequences of a wrong helicopter cleaning procedure application in the Tail Rotor area. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/A109LUH_LOH_10_011_0.pdf
AW109SP-10-003 - 16/07/2010 Possible consequences of a wrong helicopter cleaning procedure application in the Tail Rotor area. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/AW109SP_10_003_0.pdf
A109E-10-029 - 16/07/2010 Possible consequences of a wrong helicopter cleaning procedure application in the Tail Rotor area. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/A109E_10_029_0.pdf
A109S-10-016 - 16/07/2010 Possible consequences of a wrong helicopter cleaning procedure application in the Tail Rotor area. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/A109S_10_016_0.pdf
A109E-10-028 - 02/07/2010 Utility Hydraulic System – Leaks Detection Guide. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/A109E_10_028.pdf
GEN-10-019 - 15/06/2010 RESCUE HOIST REELING-IN OPERATIONS. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/GEN-10-019.pdf
AW139-10-020 - 28/05/2010 Clarifications on Engine exceedances monitoring. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/AW139_10_020.pdf
GEN-10-018 A 27/05/2010 FLIGHT OPERATIONS IN ENVIRONMENTS CONTAINING VOLCANIC ASH. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/GEN_10_018_0.pdf
AW139-10-019 - 25/02/2010 Return to AW of Life Raft Assy P/N 3G2560V00331/-332/-431/-432. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/AW139_10_019_0.pdf
AW139-10-018 - 17/02/2010 AW139 PT6C-67C Engine Compressor Turbine Blade Rubs: Update on AgustaWestland and Pratt & Whitney Canada joint survey with operators and improvement actions. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/AW139_10_018.pdf
AW139-09-017 - 09/02/2010 AW139 Product Improvements. - - http://www.agustawestland.com/sites/default/files/rep_information_letters/AW139_09_017.pdf
A109-10-020 - 09/02/2010 Product Improvements (2nd Issue). - - http://www.agustawestland.com/sites/default/files/rep_information_letters/A109_10_020.pdf