Upon arrival performed maintenance. Outdoor noise was taken care of for client. System does not rattle anymore. Washed outdoor condenser coils and caging on system. Set up refrigerant gauges for pressure, found system, to be with the perfect range for refrigerant levels. 20 degree split. Advised client air scrubber would definitely help dust inside of home. Will follow up. System is in very good condtion. System was reset tested and fully functional upon departure.