Performed 3 system Homecare. Flushed, and pumped,drains. Added enzymes as well. Cleaned flame sensors, changed filters, visually inspected equipment. Checked refrigerant levels, checked electrical components and safeties. Tested systems in heat cool and emergency heat. Basement system has safety concern of heat kit to large for gauge of wire for system. Recommended replacing heat kit with smaller heat kit. Customer holding off on repair at this time. Basement unit has no flood protections and the unit is not level. Main floor unit has rusty evap coil that is not level, dirty ac, weak dual capacitor and no flood protection. Upstairs unit has no wet switch, dirty ac and buzzing contactor. Quoted repairs customer holding off on any repairs at this time.