What was found
DEN - DURING A-CHECK, INSPECTION REPORTED MAGNETIC CHIP DETECTOR TEST OF FORWARD SUMP DETECTED LARGE PIECES OF METAL IN GEARBOX. MAINTENANCE REPLACED NR 1 ENGINE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DEN - DURING A-CHECK, INSPECTION REPORTED MAGNETIC CHIP DETECTOR TEST OF FORWARD SUMP DETECTED LARGE PIECES OF METAL IN GEARBOX. MAINTENANCE REPLACED NR 1 ENGINE.