What was found
ROA - FLT 4009 - EN ROUTE CLE FROM RDU, CREW REPORTED NR 1 ENGINE INFLIGHT SHUTDOWN, OIL PRESSURE ERRATIC, OIL QUANTITY AT TWO QUARTS AIRCRAFT DIVERTED TO ROA AND LANDED UNEVETFULLY. MAINTNANCE DISPATCHED TO TROUBLESHOOT AND FOUND LEAKING NR 1 ENGINE AIR STARTER SHAFT, BROKEN. MAINTENANCE REMOVED AND REPLACED AIR START GENERATOR IAW EMB135 MM 80-10-01. AIRCRAFT RELEASED FOR SERVICE. (M)