What was found
ON FLIGHT 4261 THE CREW REPORTED THAT DURING THE CLIMBOUT RECEIVED A BLEED 2 LEAK WARNING. THE CREW RAN THE CHECKLIST, AND DE-SELECTED THE BLEED AND THE WARNING WENT OUT WITHIN 3 MINUTES. THE CAPTAIN DECLARED AN EMERGENCY AND ELECTED TO RETURN TO TUL. THE AICRAFT LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED O-RINGS LOCATION 8, 7, 15 AND 25 IAW EMB-145 MM 36-11-10. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.