As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DEFECT: EPSU TEST FAILURE. CORRECTIVE ACTION: REMOVED AND REPLACED EPSU BATTERY FOR UNIT (10WL) AND UNIT (13WL). EPSU TEST STILL FAILS. SYSTEM REQUIRES FURTHER TROUBLESHOOTING, REFERENCE AMM 33-51-38. REMOVED AND REPLACED R2 DOOR SLIDE, OPERATIONS CHECK GOOD. T/W F9TAB5827C DUE 9/21. AMM 25-62-44-400-803-A.