What was found
DURING C-4 CHECK, INSPECTION REPORTED FWD EMERGENCY POWER SUPPLY UNIT (EPSU) FAILED EMERGENCY LIGHTS CAPACITY TEST. REPLACED EPSU 10WL. OPS CHECK NORMAL PER AMM 33-51-38, PB 401.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C-4 CHECK, INSPECTION REPORTED FWD EMERGENCY POWER SUPPLY UNIT (EPSU) FAILED EMERGENCY LIGHTS CAPACITY TEST. REPLACED EPSU 10WL. OPS CHECK NORMAL PER AMM 33-51-38, PB 401.