What was found
THE FLIGHT WAS DIVERTED TO MSP FOLLOWING THE LOSS OF OIL FROM THE #1 ENGINE. AN EMERGENCY WAS NOT DECLARED, THE ENGINE WAS NOT SHUT DOWN, AND THE AIRCRAFT LANDED UNEVENTFULLY. CORRECTIVE ACTION: MAINTENANCE VISUALLY INSPECTED THE ENGINE BUT DID NOT FIND ANY EXTERNAL OIL LEAKS. NO OIL WAS FOUND IN THE TAILPIPE. THE DEOILER EJECTOR PORT SEAL, ROTATING SEAL & PACKING, AND STARTER CARBON SEAL WERE REPLACED PER AMM 72-61-02.