As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 724 FROM TOL TO ROC - DURING CLIMB OPERATION, THE NR 3 ENGINE OIL FILTER BYPASS LIGHT ILLUMINATED. THE NR 3 ENGINE WAS SHUT DOWN AND THE AIRCRAFT RETURNED TO TOL WHERE IT LANDED WITHOUT INCIDENT. ON POST FLIGHT, REMOVED AND INSPECTED THE MAIN OIL STRAINER, NO CONTAMINATION WAS NOTED. THE MAIN OIL STRAINER AND MAIN OIL BY-PASS SWITCH WAS REMOVED AND REPLACED. AIRCRAFT WAS RETURNED TO SERVICE.