What was found
FLT 6197 - PHX-SBA - THE PILOT NOTICED ZERO OIL PRESSURE INDICATION ON NR 2 ENGINE. THE ENGINE WAS SECURED IAW THE CFM. THE PILOT DECLARED AN EMERGENCY. THE AIRCRAFT LANDED UNEVENTFUL AT SBA. MAINTENANCE WAS INVESTIGATING IF INDEED THE NR 2 ENGINE WENT WITHOUT OIL FOR MORE THAN 30 SECONDS. AFTER INVESTIGATING, MAINTENANCE DECIDED TO REPLACE THE NR 2 ENGINE. THE ENGINE CHANGE IS IN PROGRESS. THE NR 2 ENGINE WAS REPLACED. THE AIRCRAFT WAS RETURNED TO SERVICE. (M)