As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ATL - FLT 53 - NR 3 ENGINE LOW OIL PRESSURE FILTER BYPASS LIGHT CAME ON AND WOULD NOT GO OUT WITH IDLE POWER. ALL OTHER INDICATIONS NORMAL. ENGINE WAS SHUT DOWN. REMOVED AND REPLACED NR 3 ENGINE LOW OIL PRESSURE BYPASS SW AS PER MM 79-31-1. REMOVED AND REPLACED MOS FOUND LOOSE GROUND WIRE ON NR 3 ENGINE LOW PRESSURE LIGHT SOCKET ON FORWARD COCKPIT PANEL, RETIGHTENED. ENGINE RAN UP AND LEAK CHECK OK. (M)