AN ACR FLC SHUTS DOWN THE #2 ENG WHEN THE OIL PRESSURE AND QUANTITY GO BELOW MINIMUMS AND PROCEED DIRECTLY TO THE ARPT.

Narrative

DURING FLT ACFT YAWED SLIGHTLY R AND A CHANGE IN THE SOUND WAS NOTED. A LOOK AT THE ENG INSTS SHOWED A RISE IN T6 AND A DROP IN TORQUE. OIL PRESSURE WAS NOTICED TO BE FLUCTUATING BETWEEN 55 TO 40 PSI. NUMBER 2 ENG PWR LEVERS WERE BEING REDUCED TO 75 NH WHEN THE ENG OIL PRESSURE DROPPED TO BELOW 40 PSI AND THE ENG OIL AURAL WARNING WAS HEARD. A PRECAUTIONARY ENG SHUTDOWN WAS PERFORMED ON THE #2 ENG. THE FLT DECLARED AN EMER AND PROCEEDED DIRECT TO MCO. THE FLT LANDED AND TAXIED TO THE GATE WITHOUT FURTHER INCIDENT. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THIS FLC WAS FLYING AN EMB 120 WHEN THE #2 ENG INSTS SHOW SOME ABNORMAL INDICATIONS. THE CAPT SAID THAT THE OIL LOSS OCCURRED BECAUSE A SNUBBER BOLT HAD LOOSENED ALLOWING A TURBINE TO SHIFT; AND FINALLY; THROW A BLADE THAT STRUCK AN OIL LINE CAUSING THE LEAK. THE CAPT SAID THE FLC HAD ALREADY STARTED THE HIGH TEMP CHKLIST AND WENT FROM THAT TO THE LOW OIL PRESSURE CHKLIST THEN TO THE SHUTDOWN AND LNDG CHKLISTS. MAINT PERSONNEL WERE ABLE TO FIND THE PROB FAIRLY QUICKLY THE RPTR SAID.