What was found
DURING SCHEDULED REPLACEMENT (RESTORATION) OF THE BATTERY PACKS (EPSU), THE NEW UNITS THAT WERE INSTALLED WERE FOUND TO BE "BAD FROM STOCK" AND FAILED THE RETURN TO SERVICE PROCEDURES. REPLACED WITH SERVICABLE BATTERY PACKS (EPSU).
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING SCHEDULED REPLACEMENT (RESTORATION) OF THE BATTERY PACKS (EPSU), THE NEW UNITS THAT WERE INSTALLED WERE FOUND TO BE "BAD FROM STOCK" AND FAILED THE RETURN TO SERVICE PROCEDURES. REPLACED WITH SERVICABLE BATTERY PACKS (EPSU).