As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHL - FLT NR 304 - DURING CRUISE SHUT DOWN NR 3 ENGINE, S/N 1539, DUE TO FILTER BYPASS LIGHT ILLUMINATING. FOUND OIL FILTER BYPASS SWITCH AT FAULT. REPLACED OIL FILTER BYPASS SWITCH, MFG P/N A00803-2 AND ENGINE OPERATION AND INDICATION CHECKED NORMAL. (M)