As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE LEAKING OIL ON ARRIVAL. OIL QTY AT 16, SERVICED TO FULL, IDLE RUN REVEALED NO LEAKS. BAGGED SEAL DRAINS PER MM 71-08-00 WITH HIGH POWER RUN, SEAL DRAINS OKAY, COWL FULL OF OIL AFTER HIGH POWER. TRACED WETNESS TO OIL FILL PLUG RIGHT TOP OF GEAR BOX FWD OF DE-OILER. REPLACED NR 1 ENGINE CRACKED DE-OILER HOUSING PER MM. HIGH POWER LEAK CHECK RUN GOOD.