As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING T/O FROM ATL, NR 2 ENG HAD SURGE EVENT RETURNED TO ATL FOR INSPECTION. REMOVED HPC 1 - 2 - 3 AND 12 BORO PLUGS. PERFORMED BOROSCOPE INSP NR 2 ENG S/N 704750 HPC STAGES 1 AND 12 AND HPC STG 1 FOUND DAMAGE TO HPC STG 1 BLADES BEYOND AMM LIMITS, REF ITE 010 THIS LOG PAGE. REINSTALLED THE HPC 1 - 2 - 3 AND 12 BOROSCOPE PLUGS . REPLACED NR 2 ENG PER TRANSMITTAL NR 01T161.