As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING UNSCHEDULED MAINTENANCE, AN OIL LEAK WAS DISCOVERED AT THE OIL SCREEN HOUSING. UPON REMOVAL OF THE HOUSING, A CRACK WAS FOUND FROM ONE SIDE TO THE OTHER OF ONE OF THE MOUNTING EARS. THE HOUSING WAS REPLACED WITH AN INSPECTED USED SERVICEABLE HOUSING. THE ENGINE WAS GROUND RUN AND NO FURTHER LEAK WAS FOUND. THE TOTAL TIME IN SERVICE OF THE CRACKED HOUSING IS UNKNOWN.