Performed a comprehensive electrical maintenance service, including inspecting the equipment grounding system, checking conductor insulation, and cleaning the breaker panel enclosure. Lubricated locks, latch assemblies, and hinges, tested breakers, smoke alarms, GFCI outlets, and electrical switches. Inspected outlets for loose connections and voltage accuracy, examined electrical connections on appliances, and checked for any code violations. All systems were tested and confirmed to be in proper working order.