What was found
GALLEY SERVICE DOOR EMERGENCY LIGHT AND 1D EMERGENCY LIGHTS AND 8D EMERGENCY LIGHTS ILLUMINATED IN THE OFF POSITION (DS173, DS158, DS341) - REPLACED RELAY K198 AND INSPECTED ALL ESPU'S AND ASSOCIATED WIRING AND FOUND NO DEFECTS. TAXIED AC TO SIMULATE TURBULENCE. ATTEMPTED TO DUPLICATE FAULT ON AC BATTERY, GROUND POWER, APU, & ENGINES. PERFORMED MULTIPLE OPS CHECKS (X20+) OF EMERGENCY LIGHTS, OPS CHECK GOOD.