2018 trane airhandler Checked and tightened all electrical connections Customer recently changed filter Drain was clear and draining poured a gallon of water down Blower motor and wheel were acceptable Evaporator coil was acceptable Heat strip were functional Uv system was functional 2018 Trane heatpump Dual run capacitor was within manufacturers range Electrical connections were acceptable Refrigerant levels were acceptable at this time Condenser coil was acceptable Fan blades and motor were acceptable Washed coil from inside out Waxed top of unit Recommended compressor saver, declined for now