What was found
PHL - FLT 1012 EN ROUTE STT TO PHL. CREW REPORTS: STRONG ELECTRICAL SMELL IN AFT CABIN AFTER TAKEOFF. LESSER IN FORWARD CABIN. NO VISIBLE SMOKE. CLEARED IN 20 MINUTES. MAINTENANCE ACCOMPLISHED AMM AND FIM TASK INSPECTIONS. MAINTENANCE REPORTS: INSPECTED AFT GALLEY CART CABLES AND PERFORMED OPERATIONAL CHECK. CHECKED OK. PERFORMED OPS CHECK OF FORWARD GALLEY OVENS AND FORWARD AND AFT CHILLERS. FOUND RIGHT HYDRO OVERSERVICED. DRAINED SYSTEM TO PROPER LEVEL. REPLACED LEFT AND RIGHT RECIRCULATION FILTERS. PERFORMED HIGH POWER ENGINE RUN. NO FUMES OR ODORS NOTED. OK FOR SERVICE.