What was found
NR 1 ENGINE LOW OIL PRESSURE WARNING LIGHT ILLUMINATED IN FLIGHT. THE FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE LOW OIL PRESSURE SWITCH WITH A SERVICEABLE UNIT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NR 1 ENGINE LOW OIL PRESSURE WARNING LIGHT ILLUMINATED IN FLIGHT. THE FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE LOW OIL PRESSURE SWITCH WITH A SERVICEABLE UNIT.