As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING OPS CHECK OF THE EPSU'S THE SYSTEM FAULTED ESPU 14WL MID RIGHT. SUMMARY SEE NR FOR ADDITIONAL INFORMATION 001-0220:2561-4001-LF/ 003 00304 REMOVE AND REPLACE EPSU 14WL REF A321 AMM 33-51-38. EPSU NOT NEEDED. RESEATED CONNECTOR ON EPSU 14WL PER A321 TSM 33 -51-00-810-822-A. OPERATIONAL CHECK GOOD. ALL EMERGENCY LIGHTS WORKING NORMALLY. (LP# 1951943)