What was found
OIL LINES RUNNING FROM FRONT MOUNTED OIL COOLER CONTACTED EXHAUST PIPES. OIL LINES WERE MOUNTED TO COWLING, WHEN UPPER COWL HALF WAS CLOSED AND LATCHED THE COWLING WAS PULLED INWARD CAUSING THE OIL LINES TO CONTACT EXHAUST, BURNING THROUGH AND CAUSING COMPLETE OIL LOSS.