2017 Coleman gas furnace Checked and tightened all electrical connections Customer did not have extra filter Drain was clear and draining Blower motor and wheel were acceptable Evaporator coil was acceptable Drain pan and inside supply plenum had biological growth build up 2017 Colman straight electric Checked and tightened all electrical connections Dual run capacitor was within manufacture range Primary electrical unit was acceptable Refrigerant levels were acceptable at this time Fan blades and motor were acceptable Condenser coil was acceptable Washed Condenser coil from inside out Cleared debris out of unit Waxed top of unit Recommended pan treatment, uv system and compressor saver