What was found
ETOPS - DURING PDC FOUND ENG 2 FIRE LOOP B FAULT. REPLACED FIRE DET UNIT FOR ENG 2. OPS CHECK GOOD. TEST PASSED AMM 26-12-34
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ETOPS - DURING PDC FOUND ENG 2 FIRE LOOP B FAULT. REPLACED FIRE DET UNIT FOR ENG 2. OPS CHECK GOOD. TEST PASSED AMM 26-12-34