As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ATB - DUE TO C/B TRIPPED ECAM MSG ALONG WITH FIRE BOTTLE FAULT INDICATION. FOUND CIRCUIT BREAKER FOR FIRE BOTTLE 1/B ENG 1+2 TRIPPED. PERFORMED WIRING CHECKS AT CB (37WE2) WITH NO FAULTS FOUND. REPLACED CIRCUIT BREAKER. OK FOR SERVICE. (8243430)