Upon arrival spoke with customer and they have had no issues. Started at stat and made sure temp is correct. Filter being changed as we speak. Went to indoor unit. Wires all tight. Coil and blower clean. No leaks on indoor coil. Heat strips checked out within specs. Drain is clear and safety’s are working. Unit is level and duct is tight. Went outside, coil is clean. All electrical components checked within specs. Refrigerant levels checked within specs. Disconnect wires are tight. Spoke with customer about water heater flush, dryer vent cleaning and surge protectors, customer is not interested today but may look in the future. Customer is happy at this time.