What was found
AIRCRAFT DEPARTED KADS ON 01/19/2019 AS THE AIRCRAFT WAS CLIMBING THROUGH FL200, THE CREW OBSERVED THE RT ENGINE OIL PRESSURE WAS LOW. THE CREW ELECTED TO SHUTDOWN THE RT ENGINE AS A PRECAUTION. AIRCRAFT RETURNED TO KADS(HOME)AND LANDED WITHOUT INCIDENT. UPON A VISUAL INSPECTION OF THE RT ENGINE, MAINTENANCE OBSERVED THAT THE OIL CAP WAS NOT LOCKED IN POSITION THAT OIL HAD BEEN LOST FROM THE OIL TANK. MAINTENANCE SERVICED THE ENGINE OIL TO FULL AND INSTALLED THE OIL CAP AND LOCKED IT. {END}