What was found
DURING MAINTENANCE TEST OF EMERGENCY LIGHT SYSTEM, UNIT EMER RT FAULT WAS INDICATED. REPLACED RIGHT EMERGENCY POWER SUPPLY UNIT AND BATTERY, OPERATIONAL CHECK OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING MAINTENANCE TEST OF EMERGENCY LIGHT SYSTEM, UNIT EMER RT FAULT WAS INDICATED. REPLACED RIGHT EMERGENCY POWER SUPPLY UNIT AND BATTERY, OPERATIONAL CHECK OK.