What was found
EMERGENCY LIGHTS TEST FAIL EPSU UNIT AFT L MESSAGE. REPLACED CHARGER, CHECKED GOOD REF AMM 33-51 EPSU, WITH OUT BATTERY .
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EMERGENCY LIGHTS TEST FAIL EPSU UNIT AFT L MESSAGE. REPLACED CHARGER, CHECKED GOOD REF AMM 33-51 EPSU, WITH OUT BATTERY .