What was found
DIDN'T PASS TEST EPSU, EMERGENCY POWER SUPPLY UNIT 11WL AND 12WL IN PASSENGER CABIN, REPLACED EPSU-EMERGENCY POWER SUPPLY UNIT 11WL AND 12WL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DIDN'T PASS TEST EPSU, EMERGENCY POWER SUPPLY UNIT 11WL AND 12WL IN PASSENGER CABIN, REPLACED EPSU-EMERGENCY POWER SUPPLY UNIT 11WL AND 12WL.