What was found
IAH - FLT 309 - DURING CRUISE, SHUT DOWN NR 1 ENGINE, SN 2123, DUE TO DECREASING OIL QUANTITY. FOUND OIL LINE B-NUT LOOSE ABOVE OIL FILTER. TORQUED B-NUT, SERVICED ENGINE OIL. ENGINE LEAK CHECKED AND OPERATION CHECKED NORMAL. ENGINE TOTAL TIME: 36,069 HOURS; 35,139 CYCLES. CHECK C - 9-18-94 - STL.