What was found
WHILE IN CLIMB, NR 2 ENG OIL LOW PRESSURE LIGHT ILLUMINATED IN FLIGHT, WITH MASTER WARNING. SHUTDOWN IAW CHECK LIST AND LANDED. EMERGENCY DECLARED. FOLLOW MFG FAULT ISOLATION MANUAL (PW 72-00-01). FOUND STARTER GENERATOR BROKEN O-RING. REMOVED AND INSTALLED RT ENGINE STARTER GENERATOR 0-RING IAW JIC 24-32-61, RAI 10000-006, OPS CHECK AND NO LEAKS WERE FOUND. (K)