What was found
FLT 514 - BDL-EWR - ON APPROACH, HAD THE NR 2 ENGINE START VALVE COME ON. THE AOM PROCEDURE FOR THE START VALVE LIGHT ON WAS COMPLIED WITH AND THE NR 2 ENGINE WAS SHUTDOWN. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT LANDED AT BDL WITHOUT FURTHER DIFFICULTIES. CHECKED NR 2 ENGINE START VALVE WIRING FOR CONDITION AND SECURITY. CLEANED AND RESEATED CANNON PLUGS. NO DEFECTS NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE. (M)