What was found
DURING NON ROUTINE CHECK, FOUND EPSU FAULTS AFT BATTERY DURING TEST. MAINTENANCE REPLACED AFT EPSU BATTERY AND FUNCTIONAL CHECKED NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING NON ROUTINE CHECK, FOUND EPSU FAULTS AFT BATTERY DURING TEST. MAINTENANCE REPLACED AFT EPSU BATTERY AND FUNCTIONAL CHECKED NORMAL.