What was found
DCA - THE EMERGENCY LIGHT SYSTEM FAILED THE OPS TEST. MAINTENANCE REPLACED THE FORWARD EMERGENCY POWER SUPPLY UNIT. OPERATIONALLY CHECKS OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DCA - THE EMERGENCY LIGHT SYSTEM FAILED THE OPS TEST. MAINTENANCE REPLACED THE FORWARD EMERGENCY POWER SUPPLY UNIT. OPERATIONALLY CHECKS OK.