What was found
EPSU INT LOAD AFT L MESSAGE FOUND DURING EEL TEST (13WL). REPLACED EMERGENCY POWER SUPPLY UNIT 13WL IN AFT CABIN. OPS CHECKED GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EPSU INT LOAD AFT L MESSAGE FOUND DURING EEL TEST (13WL). REPLACED EMERGENCY POWER SUPPLY UNIT 13WL IN AFT CABIN. OPS CHECKED GOOD.