What was found
GUM - FLT F-925 - AFTER TAKEOFF ON CLIMB-OUT, LOST OIL QUANTITY AND PRESSURE ON NR 2 ENGINE. CREW PRECAUTIONARY SHUT DOWN NR 2 ENGINE AND RETURNED BACK TO GUAM. MAINTENANCE FOUND NR 2 ENGINE MAIN OIL SCREEN COVER PLATE UPPER RIGHT STUD PULLED OUT OF HELICOIL. MECHANIC REPLACED HELICOIL, STUD, AND MAIN OIL SCREEN. ALSO, PRECAUTIONARY REPLACED OIL PRESSURE TRANSMITTER. NR 2 ENGINE OIL LEAK CHECK AND SYSTEM CHECK GOOD ON ENGINE RUN-UP. (X)