Perform tuneup on AC system. Inspected indoor and outdoor coils, flushed drain line, inspected blower wheel, checked temperatures, checked static pressure, checked refrigerant pressures, inspected all major and minor electrical components. Found heavy amount of biological growth buildup on evaporator coil and some on blower wheel, there is no indoor or outdoor surge protectors on system, and compressor has high startup amps. Gave client solutions for issues with system. Client chose solution 2. Scheduled to return Thursday, December 11 to pull and clean evaporator coil, pull and clean blower wheel, install a secondary UV light underneath evaporator coil, and install hard start assist to lower compressor startup amps. All is running and operating OK at this time.