As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FIRE LOOP B FAULT DISPLAYED ON UPPER ECAM SCREEN. -ENG 2. FIRE LOOP B CAME ON AFTER FIRST POWER REDUCTION REPEAT. CHRONIC PROBLEM AND SUSPECT LOOP ISSUE, WORK WITH SW1746. PREVIOUS HAND-OVER-HAND CK OF FAN LOOP INDICATED POSSIBLE HIGH RES AT HYD FILTER AREA. REPLACED 450VT2 PER TSM AND WDM. ACP CALJIC SW1746. TESTED OKAY.