Performed one time tuneup on AC system. Inspected indoor & outdoor coils, flushed drain, checked air filters, inspected blower wheel, checked temperatures, checked static pressure, checked refrigerant pressures, inspected all major and minor electrical components, inspected ductwork. Found heavy amounts of biological growth buildup inside ductwork and air handler, UV bulb burnt out inside air handler, and compressor has high startup amps. Gave client solutions for issues with system, however, system is 10 years old and recommended replacing due to age and condition of system. Also recommended replacing ductwork. Ductwork is original to home. Suggested cleaning ductwork if client does not want to replace ductwork at this time. Client decided to go ahead and replace AC system. Installing a 3 ton Goodman straight cool AC system with free duct cleaning on 10 supplies and 2 returns. Sanitizing all ductwork as well. Need to bring out a blu-QR Replacement UV bulb included in installation. Sch