What was found
SEA - DURING THE TIME CHANGE OF THE EMERGENCY LIGHT BATTERY PACKS, THE BATTERY PACK FOR PS4 WAS FOUND TO BE BAD FROM STOCK. REPLACED BATTERY PACK. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SEA - DURING THE TIME CHANGE OF THE EMERGENCY LIGHT BATTERY PACKS, THE BATTERY PACK FOR PS4 WAS FOUND TO BE BAD FROM STOCK. REPLACED BATTERY PACK. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.