What was found
FWD LEFT EPSU BATTERY FAILED ON EMERGENCY POWER TEST. REMOVED AND REPLACED FWD LEFT EPSU BATTERY PACK IAW AMM 33-51-00, OPS CHECK OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FWD LEFT EPSU BATTERY FAILED ON EMERGENCY POWER TEST. REMOVED AND REPLACED FWD LEFT EPSU BATTERY PACK IAW AMM 33-51-00, OPS CHECK OK.