As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING EMERGENCY POWER TEST, RELAY CLOSED AND THEN FAILED TO OPEN. RESTARTED TEST (2X). EMERGENCY TEST FAIL (2X). REMOVED POWER FROM EMERGENCY AC BUS, APPLIED POWER AND PERFORMED EMERGENCY POWER TEST TWICE WITH NO DISCREPANCIES REF FIM 24-24 TASK 803.