As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: UNIT FAULT EPSU-EMERGENCY POWER SUPPLY UNIT ON POSITION EMERGENCY EXIT RH SIDE. MAINTENANCE REPLACED UNIT FAULT EPSU-EMERGENCY POWER SUPPLY UNIT ON POSITION EMERGENCY EXIT RH SIDE IAW A320 AMM 33-51-38-000-001-A, AMM A320 33-51-38-400-001-A.