What was found
PRE FLT NR 8008 - IAD - LEFTHAND SIDE EXIT EMERGENCY LIGHT OVERWING EXIT MARKER INOP. MAINTENANCE CLEANED CONNECTOR AT INVERTER 4 & 5 SYSTEM, OPERATIONAL NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PRE FLT NR 8008 - IAD - LEFTHAND SIDE EXIT EMERGENCY LIGHT OVERWING EXIT MARKER INOP. MAINTENANCE CLEANED CONNECTOR AT INVERTER 4 & 5 SYSTEM, OPERATIONAL NORMAL.