As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ECAM AIR NR 1 ENGINE BLEED FAULT, WOULD NOT RESET. CREW RETURNED TO DEPARTURE AND LANDED SAFELY. TROUBLESHOT IAW TSM 361100810807A. R & R THE NR 1 ENGINE BLEED PRESSURE REGULATOR VALVE IAW AMM 36-11-52-00-00-42A AND NR 1 ENG BLEED VALVE, BLEED LINE IS DAMAGED. REPLACED NR 1 ENGINE BLEED VALVE LINE IAW AMM 36-11-00-81-08-07A. PERFORMED OPERATIONAL TEST OF THE BLEED AIR SYS IAW AMM 36-11-00-71-00-03A, TEST PASSED.