As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHL - FLT 4307 - AFTER TAKEOFF, CREW RECEIVED A LOW OIL PRESSURE WARNING ON RIGHT ENGINE. CREW FOLLOWED PROCEDURES AND SHUT DOWN THE RIGHT ENGINE. AIRCRAFT RETURNED TO PHL AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND METAL ON RIGHT PROPELLER GEARBOX CHIP DETECTOR. THE RIGHT PGB WAS REPLACED, ENGINE GROUND RUN PER GE MM AND FOUND GOOD FOR RETURN TO SERVICE. (X)