As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3308 INOP EPSU-EMERGENCY POWER SUPPLY UNIT 18WL ON PASSENGER CABIN. CORRECTIVE ACTION: REPLACED EPSU-EMERGENCY POWER SUPPLY UNIT 18WL ON PASSENGER CABIN, PERFORMED BONDING CHECK. PERFORMED BITE OF THE SMOKE DETECTION SYSTEM AND PERFORMED CHECK OF THE EMERGENCY POWER SUPPLY UNITS BY BITE CHECK. ALL TEST AND BONDING CHECK ARE GOOD. (2616437)