As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING A GROUND RUN, FOLLOWING A PROP REMOVAL AND REINSTALLATION DUE TO AN OIL LEAK, THE MAINTENANCE CREW OBSERVED AN UNUSUALLY HIGH OIL TEMP ON THE LT ENGINE. ENGINE OIL TEMP ALSO CONTINUED TO INCREASE AT AN UNUSUAL RATE DURING THE GROUND RUN. UPON FURTHER INVESTIGATION A SUBSTANTIAL AMOUNT OF METAL WAS FOUND IN ENGINE OIL SCAVENGE FILTER SCREEN. THE ENGINE WAS REPLACED AND THE AIRCRAFTRETURNED TO SERVICE.