As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIC-FLT 4161 CREW REPORTED OIL SMELL FROM ENGINE BLEEDS ON DESCENT. MAINTENANCE DETERMINED SMELL TO BE COMING FROM AN INTERNAL OIL LEAK IN THE NR 1 ENGINE. MAINTENANCE REMOVED AND REPLACED THE NR 1 ENGINE PERFORMED OPERATIONAL AND LEAK TESTS. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.