Replacement of certain BF Goodrich pneumatic deicer boots.

Installation of Altair Avionics Corporation Data Transmission Unit in accordance with instructions listed in Approved Model List (AML) DTU-T-225-1, Rev - or later approved revisions. FAA STC SA00196BO refers EASA.IM.A.S.01451 FAA STC SA00196BO

Air Ambulance Conversion in accordance with Spectrum Aeromed DrawingList FAA STC SA02930CH