this 337 is for the work performe,on 119087E under Banyan Air Service; Avionics Division work order #71301 completed on A 02 3/46 A. Installed an AirCell Iridium ST-3100 P/N 400-10680-001 and removed a previously installed AirCell AGT.01 P/N 900001-2. Minor wiring changes were made at the mating connector IA