What was found
R ENG OIL PRESS LOW CAS: ON ARRIVAL HAD R ENG OIL PRESS LOW CAS. FOLLOWED QRH. SHUT RIGHT ENG DOWN. ON POST FLIGHT FOUND OIL CAP HAD CAME OFF RESOLUTION: VERIAED CREW DISCREPANCY. NOTED OIL GLASS WAS VERY LOW. ALSO THERE WAS A SIGNIFICANT AMOUNT OF OIL ALL OVER THE AIRCRAFT. CLEANED INNER AND OUTER COWLING, FUSELAGE, PYLON, AND WING. SERVICED ENGINE. RAN ENGINES AND PERFORMED SATISFACTORY OPS CHECK. NO ISSUS WITH OIL PRESSURE. LET AIRCRAFT SIT FOR 10 MINUTES THEN CHECKED OIL LEVEL AGAIN. TOPPED OFF OIL AND CLOSED UP. REFERENCED CL·3SOAMM CH. 12-14-00 FOR SERVI?NG AND CL-350 QRH VOLUME 1, CH. N·0-15 REV 33, MAR 29/2022 FOR ENGINE RUNS.