What was found
DURING SCHEDULED C4 CHECK, NR 1 ENGINE FWD SUMP CHIP DETECTOR HAD EXCESSIVE METAL DEBRIS. REMOVED AND REPLACED NR 1 ENGINE PER MM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING SCHEDULED C4 CHECK, NR 1 ENGINE FWD SUMP CHIP DETECTOR HAD EXCESSIVE METAL DEBRIS. REMOVED AND REPLACED NR 1 ENGINE PER MM.