What was found
LOSS OF OIL AND OIL PRESSURE ON RT ENGINE. TROUBLESHOT FOUND LEAKING FROM VACUUM PUMP BASE. REMOVED VACUUM PUMP. FOUND PIECES OF OLD GASKET STILL ATTACHED TO MOUNTING PAD WITH A NEW GASKET INSTALLED. CLEANED MOUNTING BASE, INSTALLED NEW VACUUM PUMP GASKET AND REINSTALLED VACUUM PUMP. INSPECTED OIL FILTER, NO METAL NOTED. INSTALLED NEW OIL FILTER, SERVICED ENGINE WITH OIL. RAN ENGINE. OPS AND LEAK CHECKED, OK. PILOT SAID VACUUM PUMP WAS CHANGED THAT DAY.