Airhandler Checked and tightened all electrical connections Filter was acceptable Drain was clear and draining Blower motor and wheel are heavily compacted with dust and dirt build up Evaporator coil has slight dust and dirt build up Blower sheet metal door was not attached allowing air to bypass the coil causing the coil to freeze. Comfort Maker straight cool Checked and tightened all electrical connections Dual run capacitor was within manufacture range Primary electrical unit was acceptable Refrigerant levels were showing with range after eliminating coil bypass issue Fan blades and motor were acceptable Condenser coils needs to be washed but unable to fully complete tune up do to heavy grass and thorns growth. Recommended customer mow and weed eat around unit before washing as well