As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 4 OIL QUANTITY WENT TO 0 AND OIL 8 PSI ADHERED TO EMERGENCY PROCEDURE. FOUND OIL LINE TO ENG OIL PRESSURE XMITER CRACKED. REMOVED AND REPLACED LINE. OPS AND LK CHECK GOOD PER MM-79-32-1. SERVICED ENG OIL PER 12-20-1. RUN ENG, PER JRH CH 11 LINE ASSY P/N:D51P54101-15. AIRCRAFT WAS GROUNDED.