As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APPROX 80-90 KNOTS GOT ECAM RED LIGHT FOR "HIGH OIL PRESS" NR 1 ENG DID RTO LIGHT WENT OUT. AT IDLE NR 1 ENG = 54 PSI, NR 2 ENG = 44 PSI. REMOVED AND REPLACED NR 1 OIL PRESS REGULATOR VALVE PER AMM 79-21-04-4. PERFORMED ENG RUN PER JRH. ALL PARAMETERS NORMAL. R/I FROM FACT PREMATURE REMOVAL/INSTALLATION OFF MFG 793739 POS 1 SRL A28440 TAG A28440 ON MFG 793739 SRL MG9205 TAG 939367.