Complete 1 system a/c repair and preventative maintenance check. Found system with bad blower capacitor and weak dual run capacitor. Found system with a burnt main electrical switch. Found drain line at an upward angle not allowing it to drain and drain line ending in crawl space. Replaced blower capacitor, dual run capacitor, main electrical switch, installed hard start kit and recharged system. Will return to install condensate pump and run Beckett tubing later. Signed customer up for one system maintenance plan and performed cooling maintenance.