What was found
DURING C-4 CHECK, INSPECTION REPORTED FWD EPSU BATTERY FAULT. REPLACED EPSU BATTERY AT 10WL ABOVE L1 DOOR. OPS CHECKED GOOD PER AMM 33-51-38-000-002 AND 33-51-38-400-002.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C-4 CHECK, INSPECTION REPORTED FWD EPSU BATTERY FAULT. REPLACED EPSU BATTERY AT 10WL ABOVE L1 DOOR. OPS CHECKED GOOD PER AMM 33-51-38-000-002 AND 33-51-38-400-002.