What was found
WHILE PERFORMING EMERGENCY LIGHTING CHECK RECEIVED CODE (EPSU BATT FAULT-R). EPSU FAILURE. REPLACED EPSU.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE PERFORMING EMERGENCY LIGHTING CHECK RECEIVED CODE (EPSU BATT FAULT-R). EPSU FAILURE. REPLACED EPSU.