As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY EPSU BATTERY AFT L FAILS OPERATIONAL CHECK. REF TO PEMCO NR 15402.0026 REMOVED AND REPLACED EPSU BATTERY AT 13WL IAW A319 AMM 33-51-38- 000-002-A AND A319 AMM 33-51-38-400-002-A. OPERATIONAL TEST GOOD IAW A319 AMM 33-51-00-710-001-A