Arrived on site to perform a two system preventative maintenance. Indoor; changed filters and cleared drain line. Checked electrical connections, amp draw, and capacitance. Outside cleaned condenser coil and checked refrigerant pressures. Checked electrical connections, amp draw, and capacitor found main level outdoor duel run capacitor Low and replaced it. Both systems are operating within manufacturing spec at this time. Replace media filter for main level and duel run capacitor for main level outdoor unit.