What was found
AFTER T/O, NR 1 ENG LOST ALL OIL QUANTITY. ENGINE WAS SHUTDOWN IAW POM AND RETURNED TO MCO WITHOUT FURTHER INCIDENT. ENGINE INFLIGHT SHUTDOWN REPORT COMPLETED AND PLACED IN LOGBOOK. ALSO, REPORT FAX TO ENGINE ANALYST. REPLACED 06 HIGH SPEED GEARBOX ON ROUTINE CARD DECK. PERFORMED PFHB TEST 1, 3, 9, 16, 20 AND 13, ALL CHECKS NORMAL.