What was found
STL - FLT 572 - ELECTRICAL FUMES AND SMOKE CAME FROM SIDE WALL LIGHT AREA ABOVE CABIN ROW 5, RT SEATS. ON LANDING SIDE WALL LIGHTS FLICKERED THEN WENT OUT. REPLACED LIGHT SOCKET AT FWD FLOURESCENT LAMP, AFT POSITION, AND REPLACED LIGHT BALLAST. BALLAST MFG B6-15. (M)