As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB, NR 1 ENGINE LOST 1.5 GALLONS OF OIL IN THE FIRST 10 MINUTES. AIRCRAFT RETURNED TO TOL AND LANDED WITHOUT FURTHER INCIDENT. FOUND EXCESSIVE AMOUNT OF OIL LEAKING FROM THE NR 4.5 TO NR 6 BEARING DRAIN. REPLACED THE NR 1 ENGINE. OPS AND LEAK CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.