What was found
DURING MAINTENANCE CHECK, FOUND EPSU BATTERY EMERGENCY LIGHT FAILED DURING EMERGENCY LIGHT TEST. REPLACED FWD EPSU BATTERY AND POWER UNIT ASSEMBLY IAW AMM 33-51-38. OPS CHECKED GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING MAINTENANCE CHECK, FOUND EPSU BATTERY EMERGENCY LIGHT FAILED DURING EMERGENCY LIGHT TEST. REPLACED FWD EPSU BATTERY AND POWER UNIT ASSEMBLY IAW AMM 33-51-38. OPS CHECKED GOOD.