As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM - ENG NR 1 CHIP DETECT ON START FOR ~2-3 MINS BEFORE DISAPPEARING. INSPECTED CHIP DETECTOR AND MAIN OIL FILTER ON NR 1 ENG. NO METAL OR DEBRIS NOTED. PER TSM 79-35-00-810-808-A. RAN NR 1 ENG. NO MSG DISPLAYED. FADEC 1 GROUND REPORT. NO FAULTS.