What was found
DURING FLIGHT 3595, NR 1 ENGINE SHUT DOWN JUST AFTER TAKEOFF. NR 1 ENGINE FAILED ON CLIMBOUT, ENGINE VIBRATION LIGHT ILLUMINATED FOR 2 SECONDS. EFT HIT MAX OF ABOUT 718 DEGREES CELSIUS. VAW VERY ERRATIC, OIL INDICATIONS APPEARED NORMAL. N2 AND N1 APPEARED TO WINDMILL IN ON FINAL. FABEC 1 FAULT LIGHT ILLUMINATED. CREW INITIATED THE ENGINE SHUTDOWN. AIR RETURN TO DTW. MAINTENANCE INSPECTED NR 1 ENGINE, FOUND TO BE SIEZED. INSPECTED A/C AND FOUND SAFE FOR ONE TIME FERRY FLIGHT FROM DTW TO MSP. MAINTENANCE REMOVED AND REPLACED NR 1 ENGINE IAW MESABA ENGINE CHANGE TASK CARDS. P/N ON/OFF 2-0032-040-15 S/N ON PO7865 S/N OFF PO7799.