What was found
DURING THE TOWING OF THE N335QT AIRCRAFT AND IN THE ENGINE 1 START PROCEDURE, IT WAS NOTED THAT THE ENGINE WAS NOT TURNING. THE AIRCRAFT WAS RETURNED TO THE PARKING POSITION AND ON INSPECTION IT WAS FOUND THAT THE STARTER (PN / 3505788-8) HAD INTERNALLY DISINTEGRATED AND ONE OF ITS INTERNAL PARTS HAD COME OUT AND CAUSED A CRACK TO THE FUEL COLLECTOR TANK (PN / FK26753).IN ACCORDANCE WITH AIRBUS AIRCARFT MAINTENANCE MANUALS 80-11-41-000-803-A, 80-11-41-400-803-A, 71-71-41-000-803-A AND 71-71-41-400-803-A, THE PNEUMATIC STARTER AND THE FUEL COLLECTOR TANK WERE REMOVED AND REPLACED. THE OPERATIONAL TEST WAS SUCCESSFUL AND NO FUEL/OIL LEAKAGE WERE FOUND. • PNEUMATIC STARTER INFORMATION: (PN OFF: 3505788-8), (PN ON: 3505788-8), (SN OFF: 3505788-2371), (SN ON 344C)