One time tune up on the air conditioner. Filter was clean upon arrival. Inspect blower, evaporator and ductwork. Drains are flowing clear at this time. Check thermostat for proper operations. Home is a two-story apartment style home. It has one unit and two floors and one thermostat downstairs. Check outdoor unit. Added 1 lb of r410a to system. Test capacitor and contactor. Wash condenser coil. System is operating at manufacturer specs at this time.